Practice Tests - Chapter 1: Hardware Flashcards

Question 1

Q

What is the distance limitation of the FireWire 800 standard when implemented over fiber-optic cable?

A. 4.5 meters

B. 100 meters

C. 400 meters

D. 800 meters

Answer

A

B. 100 meters

FireWire 800 can span 100 meters when implemented over fiber-optic cable. Over copper cable, it’s limited to 4.5 meters, like FireWire 400.

Question 2

Q

Which motherboard form factor measures 6.7” x 6.7”?

A. Mini-ITX

B. Nano-ITX

C. Pico-ITX

D. Mobile-ITX

Answer

A

A. Mini-ITX

A mini-ITX motherboard is a 6.7” square. Nano-ITX motherboards are 4.7” square, pico-ITX motherboards are 3.9” x 2.8”, and mobile-ITX motherboards are 2.4” square.

Question 3

Q

Which of the following statements are not true regarding CPUs and operating systems? (Choose two.)

A. A 32-bit OS can run only on a 32-bit CPU.

B. A 64-bit OS can run only on a 64-bit CPU.

C. A 64-bit OS can run on a 32-bit CPU or a 64-bit CPU.

D. A 32-bit OS can run on a 32-bit CPU or a 64-bit CPU.

Answer

A

A. A 32-bit OS can run only on a 32-bit CPU.

C. A 64-bit OS can run on a 32-bit CPU or a 64-bit CPU.

A 32-bit OS can run on either a 32-bit or 64-bit processor, although you will not be able to fully utilize the 64-bit processor’s capabilities with a 32-bit OS. A 64-bit OS will run only on a 64-bit processor.

Question 4

Q

The DCPS within a laser printer converts AC power into what three voltages? (Choose three.)

A. +5VDC

B. −5VDC

C. +24VDC

D. −24VDC

Answer

A

A. +5VDC

B. −5VDC

C. +24VDC

The DC power supply (DCPS) converts house current into three voltages: +5VDC and –5VDC for the logic circuitry and +24VDC for the paper-transport motors.

Question 5

Q

Identify the cable type shown here.

A. Component

B. Composite

C. Coaxial

D. RCA

Answer

A

A. Component

Three RCA-like connectors at the end of a cable indicate a component video cable.

Question 6

Q

A technician is looking to buy a new LCD monitor. Which type of LCD monitor has faster response times and is less expensive than others?

A. TN

B. IPS

C. LED

D. Plasma

Answer

A

A. TN

The two most popular methods of manufacturing LCD panels are twisted nematic (TN) and in-plane switching (IPS). Of the two, IPS is regarded as having the best color representation in all angles, while TN is faster and less expensive. LED and plasma are not types of LCD panels.

Question 7

Q

Which computer peripheral is most likely to use a mini-DIN 6 connector?

A. Keyboard

B. Monitor

C. Hard drive

D. Sound card

Answer

A

A. Keyboard

A mini-DIN 6 connector is a round connector often called a PS/2 connector. It’s historically used for a keyboard or a mouse. If you have only more modern USB peripherals, you can buy a PS/2 to USB adapter to plug them into one of these ports.

Question 8

Q

Which type of storage device is composed of a conventional hard drive and a substantial amount of solid-state storage?

A. SSD

B. HDD

C. Mesh

D. Hybrid

Answer

A

D. Hybrid

A hybrid hard drive is a combination of a conventional magnetic hard disk drive and solid-state storage. The goal is to increase access speed for commonly accessed data while still providing larger capacity similar to a conventional HDD.

Question 9

Q

An administrator ordered replacement printer paper that is a thicker caliper than recommended by the printer manufacturer. What is the biggest risk in using this paper?

A. Smeared images

B. Paper will not feed

C. Paper jams

D. Images will not print

Answer

A

C. Paper jams

Thicker paper can cause paper jams, especially in printers with curved paper paths. Paper that is too thin may not get picked up by the printer rollers at all.

Question 10

Q

You need to share printers on your network with multiple client operating systems, such as Windows, macOS, and Linux. Which of the following services will best meet your needs?

A. Bonjour

B. AirPrint

C. TCP printing

D. Virtual printing

Answer

A

C. TCP printing

TCP printing allows client with different OSs to send jobs directly to printers without worrying about intra-OS conflicts. Bonjour and AirPrint are both Apple services, and virtual printing allows you to print output to documents such as PDF files. Whenever sharing printers for remote printing, be sure to set proper user authentication on the print device.

Question 11

Q

Which one of the following connector types are you most likely to find on the end of a CAT6a cable?

A. RJ-11

B. RJ-45

C. BNC

D. SATA

Answer

A

B. RJ-45

A CAT6a cable is a network cable, and you are most likely to find an RJ-45 connector at the end of it. RJ-11 connectors are for phone lines. BNC connectors are network connectors but are typically used with coaxial cable. SATA connectors are hard drive connectors.

Question 12

Q

Identify the video connector shown here.

A. DVI

B. VGA

C. HDMI

D. Composite

Answer

A

A. DVI

The connector shown is a DVI connector, used for digital video.

Question 13

Q

What type of printer technology will often use a roll of paper as opposed to individual sheets?

A. Ink-jet

B. Thermal

C. Laser

D. Fax machine

Answer

A

B. Thermal

Thermal printers will often use a roll of paper as opposed to individual sheets. Fax machines may use thermal technology, but a fax machine in itself is not a printer technology.

Question 14

Q

Which RAM feature will detect errors within memory but is not able to fix them?

A. Parity

B. Non-parity

C. ECC

D. Non-ECC

Answer

A

A. Parity

Parity checking is a rudimentary RAM error-checking scheme that offers no error correction.

Question 15

Q

Which of the following types of printers require the replacement of some sort of ink or toner? (Choose all that apply.)

A. Laser

B. Thermal

C. Impact

D. Ink-jet

Answer

A

A. Laser

C. Impact

D. Ink-jet

Laser printers need toner cartridges, impact printers need ink ribbons, and ink-jet printers use ink cartridges. Thermal printers heat up paper to produce images.

Question 16

Q

You are working on repairing a defective laser printer. Which of the following is a true statement regarding the imaging drum in a laser printer?

A. It can hold a charge only when it’s not exposed to light.

B. It can hold a charge only when it’s exposed to light.

C. It can hold a charge regardless of light exposure.

D. It is not required to hold a charge.

Answer

A

A. It can hold a charge only when it’s not exposed to light.

An imaging drum is a photosensitive drum that can hold a charge if it’s not exposed to light. It is dark inside an EP printer, except when the laser scanning assembly shines on particular areas of the photosensitive drum.

Question 17

Q

What are the dimensions of a micro-ATX motherboard?

A. 12” × 9.6”

B. 9.6” × 9.6”

C. 6.7” × 6.7”

D. 3.9” × 2.8”

Answer

A

B. 9.6” × 9.6”

A micro-ATX motherboard is a 9.6” square. ATX motherboards are 12” × 9.6”, mini-ITX motherboards are 6.7” × 6.7”, and pico-ITX motherboards are 3.9” × 2.8”.

Question 18

Q

When discussing video monitors, what is the term used to describe the number of pixels used to draw the screen?

A. Refresh rate

B. Frame rate

C. Aspect ratio

D. Resolution

Answer

A

D. Resolution

Resolution is the number of pixels used to draw a computer screen. Refresh rate determines how many times per second the screen can be redrawn. Frame rate tells you how many frames per second the original content was filmed in. Aspect ratio defines the dimensions (width × height) of an image.

Question 19

Q

You have three hard disks, each 1TB in size. After installing them as a RAID 5 array in a computer, how much usable storage space will you have?

A. 1.5TB

B. 2TB

C. 2.5TB

D. 3TB

Answer

A

B. 2TB

In a RAID 5 array, each stripe places data on n–1 disks, and parity computed from the data is placed on the remaining disk. The parity is interleaved across all the drives in the array so that neighboring stripes have parity on different disks. Said differently, you lose the equivalent of one hard disk worth of storage to hold the parity information.

Question 20

Q

Which of the following statements most accurately describes the functionality of the disable execute bit?

A. It prevents the CPU from working if the computer is stolen.

B. It prevents the CPU from working if the CPU has been set to run at too high a speed (overclocking).

C. It prevents the CPU from working if the CPU has been set to run at too high a speed (overclocking).

D. It protects the computer from certain types of viruses or malicious code.

Answer

A

D. It protects the computer from certain types of viruses or malicious code.

The disable execute bit allows for the CPU to set aside an area of memory and refuse to execute any code placed into that memory location. Oftentimes this serves as a buffer area. The result is that malicious buffer overrun attacks are less likely to succeed.

Question 21

Q

You need to enable clients to print to your networked printers, regardless of their location worldwide. Which service will best suit your needs?

A. Bonjour

B. AirPrint

C. Virtual printing

D. Cloud printing

Answer

A

D. Cloud printing

Cloud printing allows for printing to a remote device, one that is not necessarily located on your local network. Essentially, you are using the Internet to send the print job from your device to the printer from which you want the output to come, and the printer can be located practically anywhere in the world.

Question 22

Q

Identify the computer component shown here.

A. CPU heat sink and fan

B. Passive CPU heat sink

C. Power supply fan

D. Secondary cooling fan

Answer

A

A. CPU heat sink and fan

Heat sinks are often made of metal, with many fins on them to increase surface area and dissipate heat faster. Many modern CPU heat sinks will have both a fan (which requires power) and the finned metal heat sink.

Question 23

Q

Which of the following connectors transmit analog signals? (Choose two.)

A. VGA

B. RJ-45

C. RJ-11

D. HDMI

Answer

A

A. VGA

C. RJ-11

VGA is an analog video connector, and RJ-11 connectors are used with modems. Modems receive a digital signal from the computer but then modulate that signal to analog to transmit over common phone lines.

Question 24

Q

A business partner who is visiting your corporate office wants to print to a printer using a Bluetooth connection. What type of connection is this?

A. Permanent

B. Ad hoc

C. On demand

D. Infrastructure

Answer

A

B. Ad hoc

Wi-Fi and Bluetooth can be used to connect a printer temporarily to a single computer (or mobile device), and the connection does not have permanent status. This type of configuration is known as an ad hoc network connection.

Question 25

Q

You have a motherboard that supports up-plugging. Which of the following statements regarding PCIe are true? (Choose two.)

A. You can put an x1 card into an x8 slot.

B. You can put an x8 card into an x16 slot.

C. You can put an x8 card into an x16 slot.

D. You can put an x16 card into an x8 slot.

Answer

A

A. You can put an x1 card into an x8 slot.

B. You can put an x8 card into an x16 slot.

With up-plugging, you can put a smaller PCIe card into a larger slot, even though it does not fill it up completely. For example, you can insert an x8 card into an x16 slot. The x8 card won’t completely fill the slot, but it will work at x8 speeds.

Question 26

Q

A technician needs to increase the fault tolerance of his computer’s storage system, and he has two hard drives available. Which of the following options is his best choice?

A. Install both drives and configure them as separate volumes.

B. Install both drives and implement RAID 0.

C. Install both drives and implement RAID 1.

D. Install both drives and implement RAID 5.

Answer

A

C. Install both drives and implement RAID 1.

RAID 1 is called disk mirroring; it writes data simultaneously to both drives. If one drive fails, the other still has a working copy of the data. RAID 0 is disk striping and does not provide fault tolerance. RAID 5 is striping with parity and provides fault tolerance, but it requires three hard disks.

Question 27

Q

During which step of the laser printer imaging process does a fluorescent lamp discharge the photosensitive drum?

A. Cleaning

B. Charging

C. Exposing

D. Developing

Answer

A

A. Cleaning

During the cleaning step, a rubber blade inside the toner cartridge scrapes any toner left on the drum into a used toner receptacle, and a fluorescent lamp discharges any remaining charge on the imaging drum. (Remember that the drum, being photosensitive, loses its charge when exposed to light.)

Question 28

Q

Which type of laptop monitor technology uses a current of electricity to stimulate a sealed panel of inert gas?

A. OLED

B. LED

C. Plasma

D. LCD

Answer

A

C. Plasma

Plasma displays place electrodes in front of and behind sealed chambers full of inert gas (such as neon) and vaporized mercury. Current is run through the gas to ionize it and cause it to light up.

Question 29

Q

What type of front- or top-panel connector uses a standard 3.5mm jack to make connections?

A. USB

B. Audio

C. FireWire

D. Thunderbolt

Answer

A

B. Audio

The audio connector on the front or top panel will use a round, 3.5mm connector. You can plug speakers or headphones into it.

Question 30

Q

The motherboard in your desktop computer supports dual-channel memory. Which of the following statements regarding RAM is true?

A. The RAM will work only if it’s installed in pairs.

B. The RAM will work only if it’s installed in pairs or if one double-sided RAM module is used.

C. The RAM will work if only one module is installed, but only at half of its rated speed.

D. The RAM will work if only one module is installed.

Answer

A

D. The RAM will work if only one module is installed.

With most dual-channel motherboards, RAM will work just fine if one module is installed. However, you will get better performance if you fill the entire bank.

Question 31

Q

A single lane of PCIe 4.0 operates at what data rate?

A. 250MBps

B. 500MBps

C. 1GBps

D. 2GBps

Answer

A

D. 2GBps

There are four major versions of PCIe currently specified: 1.x, 2.x, 3.0, and 4.0. For the four versions, a single omnidirectional lane operates at a data rate of 250MBps, 500MBps, approximately 1GBps, and roughly 2GBps, respectively.

Question 32

Q

A technician needs to replace a failed power supply in a desktop computer. When choosing a replacement power supply, which two specifications are most important to consider? (Choose two.)

A. Wattage

B. Dual rail

C. Dual voltage options

D. Number of connectors

Answer

A

A. Wattage

D. Number of connectors

When installing or replacing a power supply, always make sure that it has enough wattage to power the components in the computer. In addition, it should have enough connectors to connect to all the components that require their own power. Dual rail and dual voltage are optional features.

Question 33

Q

What is an advantage of using double-sided memory over single-sided memory?

A. It allows the memory to operate twice as fast.

B. It allows the CPU to access twice as much RAM at one time.

C. It’s required for use in dual-channel motherboards.

D. It allows for twice as much memory to be used in the same amount of space.

Answer

A

D. It allows for twice as much memory to be used in the same amount of space.

Double-sided memory has chips on both sides of the RAM module instead of just on one side. It allows for doubling the amount of RAM on the module, so you get twice as much memory on one stick.

Question 34

Q

You need to replace the magnetic hard drive in your manager’s laptop. She wants a high-speed, high-capacity drive. What are the most common issues associated with her request? (Choose two.)

A. Increased battery usage

B. Increased heat production

C. Decreased component lifespan

D. Decreased space for other peripherals

Answer

A

A. Increased battery usage

B. Increased heat production

Faster hard drives transfer more data than slower hard drives, but there is no specific correlation between hard drive speed and its lifespan. The downsides to faster hard drives can be increased battery usage and heat production.

Question 35

Q

What are the two speeds at which PCI expansion buses can operate in desktop computers? (Choose two.)

A. 33MHz

B. 66MHz

C. 133MHz

D. 266MHz

Answer

A

A. 33MHz

B. 66MHz

PCI expansion buses operate at 33MHz or 66MHz (version 2.1) over a 32-bit (4-byte) channel, resulting in data rates of 133MBps and 266MBps, respectively, with 133MBps being the most common, server architectures excluded.

Question 36

Q

A designer from the corporate office is visiting your field office. He tries to print from his MacBook Pro to a networked printer, but it does not work. Local users in the office are able to print to the device using their Windows 8 computers. What would most likely solve the problem?

A. Select the Enable Mac Printing option in the print server configuration settings.

B. Select the Enable Bonjour option in the print server configuration settings.

C. Install a Mac printer driver on the print server.

D. Stop and restart the print spooler service.

Answer

A

C. Install a Mac printer driver on the print server.

Print servers need to have the appropriate drivers for all operating systems that will be clients. It’s possible that this print server does not have the Mac driver installed.

Question 37

Q

The users on your network in the Human Resources department often have sensitive materials shown on their computer screens. What is their best option to dramatically limit the viewing angle of their monitors?

A. Lower the brightness setting.

B. Lower the brightness setting.

C. Install an antiglare filter.

D. Install a privacy filter.

Answer

A

D. Install a privacy filter.

A privacy filter is a panel that fits over the front of a display and, through a polarization affect, intentionally limits the viewing angle of the monitor.

Question 38

Q

Identify the peripheral connector shown here.

A. USB Type A

B. USB Type B

C. USB Standard mini-B

D. Thunderbolt

Answer

A

B. USB Type B

The connector shown is USB Type B. It will plug into the USB peripheral device and is commonly used by printers.

Question 39

Q

You have an OLED monitor that you just plugged into a desktop computer. One of your co-workers changes the resolution from 1920×1080 to 1920×1200, but then the image looks highly distorted. What is the most likely cause of this?

A. The video driver does not support 1920×1200 resolution.

B. The monitor has a native resolution of 1920×1080.

C. The video adapter has a native resolution of 1920×1080.

D. The monitor is plugged into the wrong monitor interface to support the new resolution.

Answer

A

B. The monitor has a native resolution of 1920×1080.

Most digital monitors have a native resolution, which is a single, fixed resolution that they support. Attempting to change the resolution may result in distorted images, or the image may not display at all.

Question 40

Q

Which of the following are advantages of using a CPU liquid cooling system over an air-based system? (Choose two.)

A. Easier to install and maintain

B. More efficient

C. Quieter

D. Safer for internal components

Answer

A

B. More efficient

C. Quieter

Liquid cooling systems are generally quieter than air-based systems that use fans, and they are more efficient at cooling the processor. However, they are more complex to install, and if the liquid were to leak out, that could cause damage to internal components.

Question 41

Q

You need to perform preventive maintenance on an impact printer. What are two areas you should examine that you would not need to on most inkjet printers? (Choose two.)

A. Ink cartridges

B. Output tray

C. Print head

D. Tractor feed mechanism

Answer

A

C. Print head

D. Tractor feed mechanism

Impact printers create images by impacting the paper, which can wear down the print head. Always check that. Also, impact printers most often use tractor feed mechanisms to load the paper, and they can wear down as well.

Question 42

Q

Which expansion bus technology uses lanes, which are switched point-to-point signal paths between two components?

A. PCI

B. PCI-X

C. PCIe

D. miniPCI

Answer

A

C. PCIe

PCIe uses lanes. Each lane between any two intercommunicating devices comprises a separate pair of wires for both directions of traffic, which dramatically increases speed.

Question 43

Q

You are installing new computers in a machine shop. The computers on the shop floor don’t need to run local applications or have their own hard drives, but they do need to connect to the shop’s server. What type of custom configuration should you recommend?

A. Thin client

B. Thick client

C. Virtualization workstation

D. CAD/CAM workstation

Answer

A

A. Thin client

A thin client is any machine that divests itself of all or most local storage and varying levels of RAM and processing power without necessarily giving up all ability to process instructions and data.

Question 44

Q

Which PC component reboots the computer from a cold startup point without removing power from the components?

A. Power button

B. Suspend button

C. Reset button

D. Reboot button

Answer

A

C. Reset button

The reset button, usually located on the front or top panel, allows a user to reboot the computer from a cold startup point without removing power from the components. This can be particularly helpful for dealing with software lockups.

Question 45

Q

Which type of LCD panel is considered to have the best color representation at wider angles of viewing?

A. TN

B. IPS

C. LED

D. Plasma

Answer

A

B. IPS

The two most popular methods of manufacturing LCD panels are twisted nematic (TN) and in-plane switching (IPS). Of the two, IPS is regarded as having the best color representation in all angles, while TN is faster and less expensive. LED and plasma are not types of LCD panels.

Question 46

Q

You have a user who needs recommendations for installing a home server PC. She wants her family to be able to share files and videos on their home network. She also wants her data to be protected in the event of a hard drive failure. Which two components do you recommend she include?

A. Dedicated print server

B. RAID array

C. Gigabit NIC

D. Dual processors

Answer

A

B. RAID array

C. Gigabit NIC

A home server PC should be able to handle media streaming, as well as file and printer sharing. A dedicated print server is not likely needed, though, as the operating system can function as a print server. A gigabit NIC will be helpful to manage the network traffic, and a RAID array can help protect against hard drive failure.

Question 47

Q

A. You can’t put an x8 card into an x16 slot.

B. You can put an x8 card into an x16 slot, but it will run at x1 speed.

C. You can put an x8 card into an x16 slot, and it will run at x8 speed.

D. You can put an x8 card into an x16 slot, and it will run at x16 speed

Answer

A

B. You can put an x8 card into an x16 slot, but it will run at x1 speed.

The x8 card won’t completely fill the x16 slot, but it will work at x8 speeds of up-plugging is supported by the motherboard. Otherwise, the specification requires up-plugged devices to operate at only the x1 rate.

Question 48

Q

Which system component enables the use of Secure Boot technology?

A. BIOS

B. UEFI

C. AMI

D. SATA

Answer

A

B. UEFI

Secure Boot is an option enabled in system firmware. BIOS is not technically advanced enough to manage Secure Boot, but its successor UEFI is.

Question 49

Q

Which type of DIMM has 184 pins?

A. DDR

B. DDR2

C. DDR3

D. SODIMM

Answer

A

A. DDR

DDR has 184 pins, DDR2 and DDR 3 have 240 pins, and SODIMMs can have 72, 100, 144, 200, or 204 pins.

Question 50

Q

Which CPU technology allows for the assignment of two logical cores for every physical core present?

A. Multicore

B. 32-bit vs. 64-bit

C. Integrated GPU

D. Hyperthreading

Answer

A

D. Hyperthreading

Hyperthreading-capable processors appear to the operating system to be two processors. As a result, the operating system can schedule two processes at the same time on the same physical core.

Question 51

Q

On what type of printer are you most likely to use tractor feed paper?

A. Dot-matrix

B. Thermal

C. Laser

D. Inkjet

Answer

A

A. Dot-matrix

Dot-matrix printers are impact printers and typically require paper that always feeds at a consistent rate. To achieve this, the paper will have holes on the outside edges, which is fed into the printer using a tractor feed mechanism.

Question 52

Q

Which type of flash memory is capable of being embedded on the circuit board of mobile devices?

A. xD

B. miniSD

C. microSD

D. eMMC

Answer

A

D. eMMC

Embedded MultiMediaCard (eMMC) can be permanently embedded on the circuit board of a cheaper or smaller mobile device. All of the other flash memory standards, such as CompactFlash, xD, miniMMC, and microMMC are designed to be removable.

Question 53

Q

Which motherboard form factor is common in desktop computers and measures 12” × 9.6”?

A. ATX

B. MicroATX

C. Mini-ITX

D. ITX

Answer

A

A. ATX

ATX motherboards are common in desktop computers and measure 12” × 9.6”. They are the largest motherboards commonly used in personal computers today.

Question 54

Q

What two components within an inkjet printer are responsible for moving the print head into proper position?

A. Carriage and belt

B. Roller and belt

C. Carriage motor and roller

D. Carriage motor and belt

E. Belt motor and roller

Answer

A

C. Carriage motor and roller

The motor that makes the print head carriage move is also often called the carriage motor or carriage stepper motor. It has a belt attached to it, the carriage belt, which moves the print head carriage back and forth.

Question 55

Q

Your company just hired a video producer to create exciting videos for the sales team. For her custom computer, which two upgrades are the most useful? (Choose two.)

A. Video card

B. CPU

C. NIC

D. Hard drive

Answer

A

A. Video card

D. Hard drive

For an audio/video editing workstation, you should maximize the audio and video capabilities, including having at least two large monitors. Videos also take a lot of disk space, so significant storage space is required.

Question 56

Q

You need to enable virtualization support for one of your Windows 8-based desktop computers using an Intel Core i5 CPU. Which two of the following must be true? (Choose two.)

A. The CPU must have Intel VT.

B. The CPU must have Intel VR.

C. You need to enable virtualization in Windows 8.

D. You need to enable virtualization in the BIOS.

Answer

A

A. The CPU must have Intel VT.

D. You need to enable virtualization in the BIOS.

Intel’s Virtualization Technology (Intel VT) is needed to support virtualization. It’s enabled in the BIOS, not the operating system.

Question 57

Q

These designers create graphical content such as advertisements, posters, and full-color brochures. Which of the following components is the least important to enhance in their custom-configured machines?

A. Hard drive

B. Processor

C. Video card

D. RAM

Answer

A

A. Hard drive

Graphic design (or CAD/CAM) workstations require solid CPU power, RAM, and a high-end video card. Hard drive storage is the least important upgrade for these types of users.

Question 58

Q

An analog LCD monitor is most likely to have what type of connector?

A. DisplayPort

B. RCA

C. VGA

D. BNC

Answer

A

C. VGA

The most common analog video connector is a VGA connector.

Question 59

Q

What is the name of the measure that specifies how many times an image can be redrawn on a computer screen, in one second?

A. Refresh rate

B. Frame rate

C. Native resolution

D. Aspect ratio

Answer

A

A. Refresh rate

Refresh rate defines the vertical scan frequency of a monitor and determines how many times, in one second, an image can be redrawn on the screen. Many LCD monitors have a fixed refresh rate.

Question 60

Q

Which PC peripheral connection type operates at 20Gbps bandwidth, with a port that provides 18V and 9.9W of power?

A. FireWire 800

B. USB 3.0

C. eSATA

D. Thunderbolt

Answer

A

D. Thunderbolt

Thunderbolt v1 and v2 both provide 20Gbps of data bandwidth. In addition, Thunderbolt ports power the attached peripherals with 18V and 9.9W of power.

Question 61

Q

Inside a laser printer, approximately what temperature does the fuser get heated to?

A. 250° F

B. 350° F

C. 450° F

D. 550° F

Answer

A

B. 350° F

The fuser heats up to approximately 350° Fahrenheit. Do not touch it as it will cause burns!

Question 62

Q

You have a user who needs a custom PC configuration to run common desktop applications and simply meet the recommended requirements for a selected operating system. What should you recommend?

A. Thin client

B. Thick client

C. Home server PC

D. Virtualization workstation

Answer

A

B. Thick client

A standard thick client is not really a custom configuration; it’s the standard configuration on which custom configurations are based. In other words, a thick client is a standard client computer system.

Question 63

Q

In the laser printer printing process, which step immediately follows the exposing step?

A. Charging

B. Fusing

C. Developing

D. Transferring

Answer

A

C. Developing

The order of steps is processing, charging, exposing, developing, transferring, fusing, and cleaning.

Question 64

Q

What are the two power requirements that a PCI expansion bus may have in a desktop computer? (Choose two.)

A. 1.7V

B. 3.3V

C. 5V

D. 6.6V

Answer

A

B. 3.3V

C. 5V

PCI slots and adapters are manufactured in 3.3V and 5V versions. Adapters are keyed to fit in a slot based on their voltage requirements. Universal adapters are keyed to fit in slots based on either of the two voltages.

Answer 65

A

A. TPM

Trusted Platform Module (TPM) is an international standard for a dedicated security coprocessor, or cryptoprocessor. Coupled with a BIOS, it can be configured to boot the system only after authenticating the boot device.

Answer 66

A

A. It transfers a high-voltage charge to the paper.

The transfer corona assembly is given a high-voltage charge, which is transferred to the paper, which in turn pulls the toner from the photosensitive imaging drum.

Answer 67

A

C. PCIe

This is an eight-pin PCIe connector. They also come in 6-pin configurations.

Answer 68

A

D. Print a test page.

After installing a new printer, it’s good practice to print a test page to ensure functionality.

Answer 69

A

B. HVPS

The high-voltage power supply (HVPS) provides the high voltages used by both the charging corona and the transfer corona during the laser printing process.

Answer 70

A

D. Infrastructure

Wi-Fi (802.11a, b, g, n, or ac) and Bluetooth can be used to connect a printer temporarily to a single computer (or mobile device), and the connection does not have permanent status. This type of configuration is known as an ad hoc network connection. When Wi-Fi is used to connect printers to a network on a more permanent basis, it is known as infrastructure mode.

Answer 71

A

C. 4266MBps

PCI-X version 2.0 introduced the current maximum bus speed, 533MHz. With an 8-byte (64-bit) bus, this translates to maximum throughput of 4266MBps, roughly 4.3GBps.

Answer 72

A

D. POST

The power-on-self-test (POST) is a series of system checks performed by the system BIOS. Checking the system memory is part of the POST routine.

Answer 73

A

C. 4

RAID 10 (also known as RAID 1+0) provides fault tolerance to RAID 0 through the RAID 1 mirroring of each disk in the RAID 0 striped set. It requires four hard disks.

Answer 74

A

C. SATA

The image is of a SATA connector, commonly used for internal hard drives.

Answer 75

A

A. MiniSD and microSD cards work in a standard SD card slot.

MiniSD and microSD cards are smaller than standard SD memory cards. Adapters are available to allow them to work in standard SD slots.

Answer 76

A

A. LED

There are two backlight technologies for LCD monitors: LED and fluorescent. Of the two, LED produces higher-quality images. OLED and plasma are display technologies, not backlight technologies.

Answer 77

A

A. Northbridge

The Northbridge is responsible for managing high-speed peripheral communications. The Southbridge manages slower onboard peripherals. There is no Eastbridge or Westbridge in a motherboard chipset.

Answer 78

A

C. A second video adapter

To use a second monitor on a desktop computer, you need to install a second video adapter or have one video adapter with two monitor interfaces. Laptops often have an external monitor interface and are capable of providing video to the built-in screen and an external monitor at the same time.

Answer 79

A

B. They decrease the electrical load placed on the controller.

C. When used, the memory controller communicates in series with the register.

Buffered memory modules include specialized chips that act as buffers for signals from the memory controller. By buffering these signals, the electrical load placed on the controller is reduced because the memory controller communicates in series with the register, instead of in parallel with the memory chips. The register performs the parallel communication with the chips.

Answer 80

A

A. Flash the BIOS.

That capacity of module might not have been in existence when the motherboard’s chipset was released. Sometimes flashing the BIOS is all that is required.

Answer 81

A

C. Modem

A modem allows computers to connect to a remote network (such as an ISP) via telephone lines. Modems were the most common Internet connection method in the 1990s but are uncommon today. NICs are expansion cards for network connections. USB and cellular are not expansion cards. Other types of expansion cards include video cards, sound cards, storage cards, TV tuner cards, and riser cards.

Answer 82

A

B. Touch screen

C. KVM

Touch screens, KVM switches, smart TVs, and set-top boxes are capable of both input and output. Digitizers are input devices, and printers are output devices. Multifunctional printers that have a scanner included can be classified as input and output devices, but a plain printer is output only.

Answer 83

A

A. It won’t fit.

DDR2 and DDR3 memory slots are both keyed, but the keys are in different places. Therefore, the memory will not fit into the slots on the motherboard.

Answer 84

A

C. The toner is transferred to the paper.

During the transferring step, the positively charged paper pulls the negatively charged toner from the photosensitive drum at the line of contact between the roller and the paper.

Answer 85

A

C. Frontside bus

The communications between the CPU and memory occur over what is known as the frontside bus (FSB), which is just a set of signal pathways connecting the CPU and main memory.

Answer 86

A

B. Collate

The user wants to make sure that the collate option is set properly. It will let her select whether she wants it to print pages in order (1, 2, 3. . . 1, 2, 3. . . and so on) or multiple copies of the same page at once (1, 1, 1. . . 2, 2, 2. . . and so forth). Other options you can often set up in the printer configuration settings are duplexing (printing on the front and back), orientation (portrait or landscape), and print quality (such as draft or high resolution).

Answer 87

A

A. UXGA 1600×1200

The term aspect ratio refers to the relationship between the horizontal and vertical pixel counts that a monitor can display. For example, for a display that supports 4:3 ratios, such as 1600×1200, if you divide the first number by 4 and multiply the result by 3, the product is equal to the second number. Additionally, if you divide the first number by the second number, the result is approximately 1.3, the same as 4 ÷ 3.

Answer 88

A

D. Flash the BIOS.

Flashing the BIOS is the recommended way to upgrade a BIOS. It involves downloading the new BIOS and flashing software from the manufacturer and installing it on the computer. The worst-case scenario is replacing the motherboard (or in this case, the RAM, since that is what you upgraded).

Answer 89

A

A. CD-RW

CD-RW (re-writable compact disc) will be the least expensive of the optical solutions. In addition, CD-ROMs can store about 700MB to 900MB of data, depending on the standard used. This should be sufficient for the client.

Answer 90

A

C. DVD-R DS, DL

A DVD-R double-sided dual-layer (DS, DL) will provide 17.1GB of storage. BD-R single-sided dual-layer (SS, DL) will also work in this case, providing 50GB of storage. (BD-R is a one-time recordable Blu-ray disc, and BD-RE is a re-recordable disc. Both have the same capacity.) A DVD-R SS, DL provides about 8.5GB of storage, and DVD-R DS, SL provides about 9.4GB of storage.

Answer 91

A

B. RCA

The connector shown is an RCA connector, which is often used for audio or video signals.

Answer 92

A

D. Lumens

Lumens is the measure of brightness for a projector. For a well-lit business setting, you probably want a projector rated at 5,000–6,000 lumens.

Answer 93

A

C. Inkjet

Inkjet printers typically use a reservoir of ink (also known as an ink cartridge), a pump, and a nozzle to print images.

Answer 94

A

D. 12800Mbps

The number designation of 1600 in DDR3–1600 indicates an FSB speed of 1600MHz. To find the throughput, multiply the FSB speed by 8.

Answer 95

A

A. Plasma

The refresh rate for plasma displays has always been in the 600Hz range, which is 10 times the standard refresh rate of 60Hz, thus ensuring fluid video motion. The result is a display that produces the state of the art in video motion fluidity.

Answer 96

A

C. PC2–3200

DDR2, using a 100MHz actual clock, transfers data in four operations per cycle (effective 400MHz FSB) and 8 bytes per operation, for a total of 3200MBps. DDR2 calls these modules PC2–3200.

Answer 97

A

D. FireWire

The connector pictured is a four-pin FireWire (IEEE1394) port on a laptop.

Answer 98

A

B. AirPrint

iPads and iPhones can automatically detect AirPrint-enabled printers on their local network and print to them without requiring the installation of a driver.

Answer 99

A

B. NIC

To communicate with other computers on a network, you need a network interface card (NIC). A wireless access point (WAP) is a wireless hub that many wireless devices communicate with, and WPA is a wireless security standard. A KVM switch allows you to have multiple systems attached to the same keyboard, video, and mouse. Other types of expansion cards (that could use the same slot as a NIC) include video cards, sound cards, storage cards, TV tuner cards, and riser cards.

Answer 100

A

D. 16:10

A 1920×1200 resolution is a 16:10 aspect ratio. If you take the second number (1200) and multiply it by 1.6, you get 1920.

Answer 101

A

B. Print driver

The printer driver uses a page-description language (PDL) to convert the data being printed into the format that the printer can understand. The driver also ensures that the printer is ready to print.

Answer 102

A

D. It cools the computer by pulling hot air from inside the case, through the power supply, and blowing it out the back of the power supply.

The power supply fan is used to cool the power supply. In addition, this fan draws air from inside the case into vents in the power supply. This pulls hot air through the power supply so that it can be blown out of the case.

Answer 103

A

A. SSD

A solid-state drive (SSD) is the best choice for a hard drive, when access speed is the most important characteristic. A conventional magnetic hard disk drive (HDD) is slower. Secure Digital (SD) is a memory card format, not a hard drive type. BD-R is a Blu-ray Disc format.

Answer 104

A

B. Southbridge

The Northbridge is responsible for managing high-speed peripheral communications. The Southbridge manages slower onboard peripherals such as PS/2, parallel, serial, and Serial ATA and Parallel ATA.

Answer 105

A

B. 480Mbps

USB 1.0 supports 12Mbps, USB 2.0 supports 480Mbps, and USB 3.0 supports 5Gbps.

Answer 106

A

B. 2

RAID 5 arrays require a minimum of three hard drives. Since the computer already has one, he therefore needs two more.

Answer 107

A

C. Biometric device

Any device that measures one or more physical or behavioral features of an organism is considered a biometric device. Biometric devices include fingerprint scanners, retinal and iris scanners, voice recognition devices, facial recognition devices, and others.

Answer 108

A

A. Multicore

A processor that exhibits a multicore architecture has multiple completely separate processor dies in the same package. The operating system and applications see multiple processors in the same way that they see multiple processors in separate sockets.

Answer 109

A

B. DVD-R DS, SL

All are digital video disc (DVD) technologies. A single-sided, single-layer (SS, SL) DVD provides about 4.7GB of storage. A dual-sided (DS) disc will double that capacity to 9.4GB. Adding a second layer, or dual-layer (DL), adds more capacity, but the technology does not double the capacity of a single layer. A single-sided, dual-layer (SS, DL) disc has capacity of about 8.5GB.

Answer 110

A

D. The power supply voltage switch needs to be moved.

Many power supplies have a two-position slider switch called a dual voltage switch. It can be set for 110–120V or 220–240V, depending on what local power specifications are.

Answer 111

A

D. 2.4” × 2.4”

MicroATX motherboards are a 9.6” square, and mini-ITX motherboards are a 6.7” square. Pico-ITX motherboards are 3.9” × 2.8”, and mobile-ITX motherboards are 2.4” square.

Answer 112

A

B. Daisy-wheel

C. Dot-matrix

Daisy-wheel and dot-matrix printers use print heads that strike an ink ribbon, which presses up against the paper to make an image. Therefore, they are impact printers. Laser printers use a drum to create the image, and thermal printers use heat.

Answer 113

A

B. OLED

OLEDs create the image in an OLED display and supply the light source, so there is no need for a backlight with its additional power and space requirements, unlike in the case of LCD or plasma panels.

Answer 114

A

A. Serial (1 bit at a time).

Although serial might sound slower than parallel, modern technology has made the serial bus much faster than parallel bus systems.

Answer 115

A

D. Cache

Only the most recently used data and code or that which is expected to be used next is stored in cache. Cache is much smaller and faster than RAM.

Answer 116

A

A. LGA1156 (Socket H)

B. LGA2011 (Socket R)

Sockets that support Intel processors are currently named starting with the letters LGA, such as LGA1156 and LGA2011. Socket names that start with AM or FM will support AMD processors and not Intel processors.

Answer 117

A

B. HDD

A standard hard disk drive (HDD) will provide her with the highest capacity of the four options and also give her immediate access. A solid-state drive (SSD) is fast but does not have as much capacity. Secure Digital (SD) is a memory card format and does not offer the capacity or immediacy she needs. BD-R is a Blu-ray Disc format. It has good storage capabilities, but not the immediacy for editing.

Answer 118

A

A. Sound card with surround sound

C. Video card with HDMI outputs

A home theater PC (HTPC) needs to maximize the audio and video experience. It won’t do a lot of processing or data management, so an upgraded processor or RAM is unneeded. Install a great sound card, a video card with multiple HDMI outputs, and a TV tuner card. (HDMI is capable of supporting 7.1 surround sound, so you may choose to buy one expansion card capable of handling both functions.) Some HTPCs come in a compact form factor, which is just a small case.

Answer 119

A

B. DVI-D

C. HDMI

Digital monitors will have a digital interface, such as highlight to: DVI-D, HDMI, or miniHDMI. Composite connectors are rarely used on monitors, and VGA is analog, not digital.

Answer 120

A

D. LED

There is no need for laptops with LED displays to convert the DC power coming into the laptop to the AC needed to power traditional fluorescent backlights because LEDs operate on DC power just like the rest of the laptop. Therefore, systems with LED backlights have no inverter board.

Answer 121

A

A. Print to PDF

B. Print to XPS

D. Print to image

The four virtual printing options are print to file, print to PDF, print to XPS, and print to image.

Answer 122

A

B. 500MBps

There are four major versions of PCIe currently specified: 1.x, 2.x, 3.0, and 4.0. For the four versions, a single omnidirectional lane operates at a data rate of 250MBps, 500MBps, approximately 1GBps, and roughly 2GBps, respectively. A bidirectional slot doubles the data rate.

Answer 123

A

D. Fuser assembly

Laser printers incorporate a fuser assembly, which uses two rollers that apply pressure and heat to fuse the plastic toner particles to the paper.

Answer 124

A

A. Charging

During the charging step, the charging corona uses a high voltage to apply a strong, uniform negative charge (around –600VDC) to the surface of the imaging drum.

Answer 125

A

A. Both RAM modules need to have the same parameters.

When installing dual-channel RAM, be sure that the RAM modules both have the same parameters. In some cases, you might even need to make sure they come from the same manufacturer.

Answer 126

A

D. Carriage motor

Carriage motors are components in inkjet printers. Laser printer components include a fuser assembly, imaging drum, transfer belt, transfer roller, pickup roller, separator pads, and a duplexing assembly.

Answer 127

A

A. Laser

Laser printer uses various high-voltage biases inside the case, and high voltages can create ozone.

Answer 128

A

D. KVM switch

The purpose of a KVM switch is to allow you to have multiple systems attached to the same keyboard, monitor, and mouse. You can use these three devices with only one system at a time, and the device will have a dial or buttons to allow you to switch between systems.

Answer 129

A

B. An integrated print server

It sounds like this printer needs to manage its own print jobs; therefore, it probably needs to be its own print server. Installing an integrated print server with a network connection will probably do the trick.

Answer 130

A

B. Mild soap and water

Clean pickup rollers (and other rubber rollers) with mild soap and water and not alcohol. Alcohol can dry out the rollers, making them brittle and ineffective. A dry cloth will not remove the dirt or debris, and compressed air would just blow the debris into other internal printer components.

Answer 131

A

D. Developing

During the developing step, toner is attracted to areas of the drum where an image has been written by the laser. Those areas have a slight negative charge (−100VDC) as opposed to unexposed areas of the drum and the developing roller (which the toner is stuck to), which each have a charge of −600VDC.

Answer 132

A

C. 750GB, 10,000 rpm

The primary factor in determining data throughput for a magnetic hard drive is the spin rate. Higher spin rates will result in faster data reads and writes and increase data throughput.

Answer 133

A

B. LoJack

LoJack, made by Absolute Software, allows you to remotely lock a computer if it has been stolen or compromised. It will also allow security teams to locate stolen laptops.

Answer 134

A

D. ATX

The white connector is a 20-pin ATX power connector. You will also see 24-pin versions, which have two rows of 12 pins each.

Answer 135

A

B. FSB speed

Motherboards support memory based on the speed of the frontside bus (or the CPU’s QPI) and the memory’s form factor. For example, if the motherboard’s FSB is rated at a maximum speed of 1333MHz, you should install memory that is rated at 1333MHz.

Answer 136

A

C. Spin rate

To make information available to the rest of the computer more quickly, hard drive manufacturers increase the speed at which the hard drive platters spin.

Answer 137

A

A. ATX

B. MicroATX

C. Mini-ITX

The ATX, MicroATX, and mini-ITX motherboard form factors can all be mounted inside a standard ATX case. The mini-ITX will have only three of the four mounting holes line up with the case, but the rear interfaces are placed in the same location as those on ATX motherboards.

Answer 138

A

C. ECC

If memory supports ECC, check bits are generated and stored with the data. If one of the eight memory bits is in error, ECC can correct the error.

Answer 139

A

A. USB flash drive

D. SD

USB flash drives and SD cards are hot swappable. (In the case of USB, be sure that the flash drive does not contain key file system files needed for the computer to run!) Hybrid SSDs might or might not be hot swappable and are larger than USB and SD drives. PATA devices are generally not hot swappable.

Answer 140

A

C. PCIe x16

This SLI-ready motherboard has three PCIe x16 slots (every other slot, starting with the top one), one PCIe x1 slot (second slot from the top), and two PCI slots (first and third slots from the bottom). Notice the latch and tab that secures the x16 adapters in place by their hooks.

Answer 141

A

B. This is a dual-channel motherboard.

D. For optimal performance, you should install RAM modules into the two blue slots.

Dual-channel motherboards have two banks of two RAM slots. They are color coded such that the two slots of the same color belong to the same channel. Sometimes the like-colored slots are adjacent to each other, but other times they alternate. For optimal performance, fill one channel completely.

Answer 142

A

C. Install a third-party app that installs support for printing to .pdf.

Install an application that provides support for printing to .pdf. Then, when the user opens the print window, they can choose the .pdf option.

Answer 143

A

A. BIOS

The boot sequence of a computer is changed in the BIOS settings.

Answer 144

A

C. Power button

D. USB

Typical front- or top-panel connectors include USB, audio, power button, power light, drive activity lights, and the reset button. Hard drives and optical disk players generally connect to the motherboard.

Answer 145

A

A. 3 meters

USB 3.0 has a cable length limitation of 3 meters. USB 2.0 cables can be up to 5 meters in length.

Answer 146

A

C. Upgrading the printer’s firmware

Printer firmware upgrades can offer newer features that are not available on previous versions.

Answer 147

A

D. The cards will all operate at the slower speed.

PCI is a shared-bus topology, so mixing 33MHz and 66MHz adapters in a 66MHz system will slow all adapters to 33MHz.

Answer 148

A

B. A laser reduces areas of the drum from a strong negative charge to a slight negative charge.

In the exposing step, the image is written to the photosensitive imaging drum. Wherever the laser beam touches, the photosensitive drum’s charge is severely reduced from −600VDC to a slight negative charge (around −100VDC). As the drum rotates, a pattern of exposed areas is formed, representing the image to be printed.

Answer 149

A

D. It does not require a fan or power.

Passive cooling systems come in a variety of models, and some are very effective. The defining characteristic is that they do not use a fan or require a power source.

Answer 150

A

B. 700MB

Compact discs have a capacity of approximately 700MB. Other CD standards support capacities of 650MB, 800MB, and 900MB.

Answer 151

A

A. Date and time

C. Enabling and disabling devices

The BIOS configures many hardware components and settings, such as system date and time, boot sequence, enabling and disabling devices, clock speeds, virtualization support, and BIOS security.

Answer 152

A

B. 200-pin

C. 204-pin

64-bit SODIMMs come in 144-pin SDR, 200-pin DDR and DDR2, and 204-pin DDR3 varieties. DDR DIMMs have 184 pins, and DDR2 and DDR3 DIMMS have 240 pins.

Answer 153

A

A. L1

The typical increasing order of capacity and distance from the processor die is L1 cache, L2 cache, L3 cache, RAM, and HDD/SSD. Currently, there is no L4 cache.

Answer 154

A

A. Motherboard

The picture shows a 20-pin ATX connector, which provides the motherboard with power.

Answer 155

A

A. LGA

D. PGA

A pin grid array (PGA) socket has holes to receive the pins that are on the CPU. The land grid array (LGA) is a newer technology that places the delicate pins on the motherboard instead of on the CPU.

Answer 156

A

C. 1333MHz

To calculate the FSB speed from the RAM module name, divide by 8. In this case, that makes the FSB 1333MHz (accounting for a bit of rounding).

Answer 157

A

C. OLED

Organic light-emitting diode (OLED) displays can be made to be flexible, whereas other displays cannot.

Answer 158

A

C. Duplexing assembly

A duplexing assembly is used for two-sided printing. After the first page is printed, it’s fed into the duplexing assembly, turned over, and fed back into the paper feed assembly.

Answer 159

A

C. DCPS

The printer’s logic circuitry and motors require low voltages, between +5VDC and +24VDC. The DC power supply (DCPS) converts house current into three voltages: +5VDC and −5VDC for the logic circuitry and +24VDC for the paper-transport motors. This component also runs the fan that cools the internal components of the printer.

Answer 160

A

D. DDR3 and DDR2

The top module is DDR3, and the bottom one is DDR2. Both have 240 pins and a single keying notch. The DDR3 notch is off-center.

Answer 161

A

D. Remove the toner cartridge from the printer before shipping.

Never ship a printer anywhere with a toner cartridge installed! The jostling that happens during shipping could cause toner to spill out of the cartridge and all over the inside of the printer. Remove the toner cartridge first. You can put it in a sealed, airtight bag to ship if needed.

Answer 162

A

D. LTO

Linear Tape-Open is the newest and highest-capacity tape storage technology. LTO 7, released in 2015, has an uncompressed capacity of 6TB per tape. LTO 6 had an uncompressed capacity of 2.5TB. QIC tapes can often store around 1GB. DLT can store up to 800GB, and DAT can store up to 300GB.

Answer 163

A

A. PCIe

Most internal video adapters today are PCIe cards. You might still find older PCI or AGP cards on the market as well. ISA is a legacy expansion slot type not used today. VGA and DVI are types of monitor connectors but not expansion slot types.

Answer 164

A

D. Cleaning

The order of steps is processing, charging, exposing, developing, transferring, fusing, and cleaning.

Answer 165

A

A. Bonjour

B. AirPrint

Apple created Bonjour and AirPrint.

Answer 166

A

D. Calibration

Before you print to an inkjet printer, you must ensure that the device is calibrated. Calibration is the process by which a device is brought within functional specifications. For example, inkjet printers need their print heads aligned so that they print evenly and don’t print funny-looking letters and unevenly spaced lines.

Answer 167

A

D. DIMM and SODIMM

Desktop computers use dual inline memory modules (DIMMs), and laptops most commonly use small outline DIMMs (SODIMMs). Another potential laptop memory form factor is the MicroDIMM.

Answer 168

A

C. Thermal

Thermal printers use a heating element. It heats up spots on special waxy, heat-sensitive paper to form the image.

Answer 169

A

A. Apply a maintenance kit and clear the message.

When a laser printer requests maintenance, it’s because it has reached a certain page count. Apply a proper maintenance kit (one recommended by the manufacturer) and then clear the service message.

Answer 170

A

B. 66MHz PCI

PCI-X slots are physically compatible with PCI adapters. Because all PCI-X slots support the 66MHz minimum clock rate, PCI-X slots are compatible with 66MHz PCI adapters.

Answer 171

A

C. Joystick

There are dozens of peripherals on the computer market. Joysticks are used primarily to play video games. Barcode readers will scan item barcodes, such as items you purchase at a store. Motion sensors are usually associated with security systems. Smart TVs play television. Camcorders are another type of peripheral, used to record video.

Brainscape's Knowledge GenomeTM

Practice Tests - Chapter 1: Hardware Flashcards

Brainscape's Knowledge Genome^TM