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From Flashcardlet > 209 Test 3- 7,8,9 > Flashcards

209 Test 3- 7,8,9 Flashcards

1
Q

Systems with USB 2.0 ports provide backward-compatibility with USB 1.1 devices and speeds.

A

T

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2
Q

A SCSI interface can only provide accommodation for hard disk drive devices.

A

F

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3
Q

Each SCSI device must carry a unique device ID to distinguish itself from other on the same channel.

A

T

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4
Q

A SCSI daisy-chain should be terminated on one end for proper operation.

A

F

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5
Q

The parallel port only allows for parallel printers to be attached.

A

F

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6
Q

The mouse is considered the primary method used for sending commands to the computer and entering data.

A

F

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7
Q

A biometric device is used to prevent unauthorized access to a computer or other electronic device by physical or behavioral traits.

A

T

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8
Q

A PS/2 keyboard and mouse can be plugged and unplugged as desired without shutting down the system

A

F

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9
Q

If two SCSI devices contain the same device ID number, the devices will not interfere with each other.

A

F

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10
Q

Some systems allow the end user to change the USB port configuration to either USB 1.1 or USB 2.0 nodes

A

T

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11
Q

Which of the following are the two types of USB ports found on recent systems?

A

USB 1.1, USB 2.0

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12
Q

Which of the following are the two types of USB connectors found on recent devices?

A

Series A and Series B

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13
Q

USB 1.1 ports run at a top speed of ______ per second.

A

12 Mbps

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14
Q

USB 2.0 ports run at a top speed of ______ per second.

A

480 Mbps

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15
Q

The maximum length for a USB cable attached to 12Mbps or 480Mbps device is ______ meter(s)

A

5

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16
Q

Which of the following are the two types of generic hubs used for connecting USB devices?

A

bus powered and self powered

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17
Q

All of the following wires, plus ground, are used to make up a serial cable except ________?

A

a power wire

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18
Q

All of the following are major types of parallel cables except ________? Monitor, Printer, Switchbox/device, data transfer

A

Monitor

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19
Q

A single IEEE-1394 port can daisy-chain up to ______ devices

A

16

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20
Q

A USB port can support a total of ______ devices through the use of hubs.

A

127

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21
Q

What 2 types of monitors incorporate touch-screen technology?

A

LCD, CRT

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22
Q

All of the following reasons would cause an external SCSI device to not be available except ________?

1) Device not powered on when system was turned on
2) Excess cable length or excessive daisy-chain length
3) Undersized cable length
4) Incorrect or no termination

A

Undersized cable length

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23
Q

The SPDIF standard allows output of digital audio signals to amplifiers through which two forms?

A

optical and coaxial

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24
Q

A ______ card is used to facilitate the input and output of analog audio, with new cards allowing the playback of digital audio sources.

A

sound

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25
Q

Microphones plug into the ______ on a sound card or integrated motherboard audio.

A

1/8 inch audio mini jack

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26
Q

The PCI expansion slot is used as a general-purpose slot type among many different manufactures and devices.

A

T

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27
Q

A fan shroud is found on low-performance video cards and rely on case fans to elevate the excess heat.

A

F

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28
Q

Windows will automatically run in 16-bit color mode, with low-resolution, when device drivers do not match the video card installed.

A

T

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29
Q

The HDMI standard has the ability to provide both audio and video support through a single cable.

A

T

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30
Q

Onscreen controls, also known as the OSD, can be used to configure picture size, centering, contrast, and brightness on both CRT and LCD monitors.

A

T

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31
Q

The AGP speed settings, found in the BIOS settings, do not allow for overriding of speed settings to improve graphics performance.

32
Q

Video cards require cooling from heatsinks, cooling fans, or fan shrouds to alleviate heat from the GPU.

33
Q

VGA is a digital display standard used among ports and LCD monitors.

34
Q

LCD displays have three native resolutions that allow for lower resolutions and full-screen displays.

35
Q

A VGA port and monitor have the ability to display an unlimited number of colors.

36
Q

All of the following are bus types that video cards utilize except ________?

37
Q

A ______ is a specialized processor used to offload graphical rendering from the microprocessor.

38
Q

A(n) ______ display uses a picture tube that projects three electron beams creating red, green, and blue pixels or stripes that form an image

39
Q

The VGA connector, found on CRT and LCD display devices, uses the three-row ______ connector.

40
Q

A ______ display uses active matrix technology, which allows for quick refresh variations and wider viewing-angles.

41
Q

What are 2 technologies used among data projectors?

42
Q

The ______ port is a video interface standard for digital display devices, such as LCD monitors and digital projectors.

43
Q

Name 4 adjustments the OSD buttons located on the front of both CRT and LCD displays provide

A

brightness, vertical picture size, horizontal picture centering, contrast

44
Q

CRT monitors offer the ______ setting to help with the removal of electromagnetic build-up from the screen.

45
Q

All of the following are types of AGP video cards except ________?

46
Q

Among possible phases, name three that are critical to the proper installation process for a video card?

A

configuration of the BIOS for the video card being installed, correct installation of the video card drivers, physical installation of the video card

47
Q

LCD displays are found in what 2 aspect ratios?

48
Q

The DVI port is available in two forms. What are they?

A

DVI-D, DVI-I

49
Q

RCA component cables use three separate cables to carry signals. What three types of signals are carried

A

red, blue, green

50
Q

Newer video cards support multi-GPU solutions by providing a link between two or more video cards to produce a single output. What are two leading brand names of this technology?

A

SLI, CrossFire

51
Q

Laptops were originally designed for a specialized market, but today are used in businesses almost as much as regular PCs.

52
Q

If a system uses Windows XP and the network is an open (unencrypted) network, Windows XP can never detect the network and start a connection.

53
Q

Recent portable systems use proprietary memory modules.

54
Q

Laptop and portable computers uses PCI, AGP, or PCI Express expansion slots.

55
Q

PC Cards, originally referred to as PCMCIA Cards, can be hot-swapped.

56
Q

Processor throttling enables the laptop processors to run at higher clock speeds all the time.

57
Q

The rechargeable battery type used by portable computers has a great deal to do with the amount of run time.

58
Q

The most efficient battery technology in widespread use is NiCad.

59
Q

Laptops and portable computers do not need cooling fans.

60
Q

In stand-by mode, the computer stays on, but uses very little power, whereas in hibernation mode, the computer creates a file called hiberfil.sys and then shuts down.

61
Q 
A typical portable computer has the following components except \_\_\_\_\_\_\_\_?
Integrated LCD display
Integrated speakers
IEEE-1394a ports
3.5-inch SATA or PATA
A

3.5 inch SATA or PATA

62
Q 
Which one of these is a recent memory module for portable systems?
DIMM, SIMM, SODIMM, RIMM
63
Q

A ______ expands the capability of a portable computer.

A

docking station

64
Q

Which device enables a portable computer user to have fast, easy connection to a full-sized keyboard, regular mouse or pointing device, and so on?

A

port replicator

65
Q

Some portable computers have interchangeable drives built in to a special media or accessory bay. These drive bays enable the user to choose between different devices. Which of the following is a device that can be used in this special media/accessory bay? (Choose two)
optical, zip, LS-120/240 super disk, floppy

A

optical, floppy

66
Q

Most laptops and portable systems come with ______ ports to support fast Ethernet.

67
Q

Which of the following factors affect laptop battery life?

power-management options, CPU speed and type, recharging practices, all answers are correct

68
Q

Laptops and portable systems use the following communication capabilities except ________?
infrared, bluetooth, ethernet, PC card, none

69
Q

_______ are the two major types of LCD display screens used on portable systems.

A

active and passive matrix

70
Q

Which of the following are considered to be an input device on portable systems?
stylus, mouse, LCD, touch pad

71
Q

To determine the type of power in use and to determine battery state or charge on a laptop, we ________.

A

hover the mouse over the power icon in the notification area

72
Q

Which of the following properly distinguishes laptops and portable systems from desktop computers, even though they can perform the same task?
They both share the same functionalities.
They both work to produce information.
They have the ability to work away from the office, on AC or battery power.
They use similar hardware and software to operate.

A

they have the ability to work away from the office, on AC or battery power.

73
Q

Which of these ensures safe removal of laptop batteries?
turn off the computer, unplug the AC adapter of line cord from the computer, locate the battery compartment in the unit; it might be secured by a sliding lock or by screws, all options are correct.

74
Q

Which of these ensures safe removal of the hard disk drive? Choose all that apply.
Leave laptop AC power or DC power on.
Loosen or remove the screw or screws used to hold the drive cover in place.
Remove the battery.
Push the cover away from the retaining lug or clips and remove it.

A

Leave laptop AC power or DC power on.
Loosen or remove the screw or screws used to hold the drive cover in place.
Remove the battery.
Push the cover away from the retaining lug or clips and remove it.

75
Q

Mini-PCI comes in _______ major types.

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