Practice Test 1

Question 1

What is the most common type of memory found in a typical PC?

Answer 1

RAM:

All apps and programs must be loaded into RAM to access them.

Question 2

Where is the BIOS (Basic Input Output System) stored on a standard PC?

Answer 2

ROM:

ROM was created as a read-only type of memory.

Question 3

Which type of RAID (Redundant Array of Independent Disks) array provides zero redundancy?

Answer 3

RAID 0:
RAID 0 provides striping of data across multiple drives, but does not mirror data onto any of the drives, providing zero redundancy.

Question 4

What is the name for modifying the contents of the BIOS (Basic Input Output System)?

Answer 4

Flashing:

It is commonly called “flashing the BIOS” when you replace or modify its contents.

Question 5

Which of the following is not a standard rotational speed found on a hard drive?
A. 10,000
B. 5,400
C. 7,200
D. 5,200

Answer 5

D. 5,200:

Standard drive disks move at a rotational speed of 5,400, 7,200, or 10,000 revolutions per minute (rpm).

Question 6

What is the purpose of a heat sink on a motherboard?

Answer 6

To pull the heat out of a very hot device to dissipate the heat.
Heat sinks are designed to sit on top of a very hot component, such as a CPU, and draw the heat away towards its fins.

Question 7

What is a multimeter?

Answer 7

An instrument designed to measure electric current, voltage, and usually resistance, typically over several ranges of value. A multimeter would be able to check voltage readings from both the power outlet and power supply.

Question 8

What is the purpose of the power converter on your laptop charger?

Answer 8

To convert the AC (alternating current) power from the wall to the DC (direct current) power that the laptop can use.

Question 9

Which two SATA-based formats does a laptop SSD come in?

Answer 9

1.8 inch and 2.5 inch

Question 10

Which display technology creates images by shining a light through liquid crystals?
A. LED
B. OLED
C. fluorescent
D. LCD

Answer 10

LCD (liquid crystal displays)

Question 11

Which part of a computer is used with older display technology to convert DC power to AC power?
A. Inverter
B. Digitizer
C. Converter
D. VGA

Answer 11

Inverter:
an inverter is used with older technology to convert DC power inside your computer into AC power that can be used for the display.

Question 12

What is a docking station?

Answer 12

A device in which a laptop computer, smartphone, or other mobile device may be placed for charging, providing access to a power supply and to peripheral devices or auxiliary features.

Question 13

What router setting can you use to allow only the devices that you specify in the configuration to access the router?

Answer 13

MAC filtering:

only devices with a MAC address that is listed in the MAC filtering table on the router are allowed access

Question 14

Which sets of connectors are used for twisted pair cabling?
A. RJ11 and RJ45
B. RJ11 and F Type
C. SC and ST
D. BNC and RJ45

Answer 14

RJ11 and RJ45:

commonly for phone lines and ethernet

Question 15

What type of IP address is 192.168.15.211?

Answer 15

A private IPv4 address

Question 16

When you manually configure TCP/IP settings on a computer in SOHO (Small Office/Home Office) network, what address should you enter as the default gateway address?

Answer 16

The internal address of the Internet router.

Question 17

A network administrator is installing a POTS modem for a console at a remote site. What type of cable interface would this modem require for connectivity to the POTS line?

Answer 17

RJ11

Question 18

Who are the two biggest x86 processor manufacturers in existence?

Answer 18

Intel and AMD

Question 19

Which of the following is not a USB connector type?
A. Micro
B. B
C. C
D. S

Answer 19

S:

USB has only five valid connector types: A, B, C, Mini-, and Micro-USB

Question 20

In the United States, what is the standard voltage for alternating current?

Answer 20

110v to 120v

Question 20

In the United States, what is the standard voltage for alternating current?