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CompTIA A+ > Motherboards > Flashcards

Motherboards Flashcards

1
Q

What Intel chipset is in charge of the connection to hide data transfer devices such as PCI express video cards and the RAM?

A

Northbridge

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2
Q

What Intel chipset is in charge of the connection to all the secondary controllers such as USB, SATA, FireWire etc?

A

Southbridge

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3
Q

What communication interface transfers data between the CPU and the Northbridge?

A

Front side bus (FSB)

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4
Q

How many pins do SATA drives have?

A

7 pins.

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5
Q

How many pins do IDE drives have?

A

40 pins

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6
Q

What is Intel’s proprietary link between the Northbridge and Southbridge on a motherboard?

A

Direct Media Interface (DMI)

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7
Q

What voltage does an orange pin indicate?

A

+3.3V

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8
Q

What voltage does a red pin indicate?

A

+5V

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9
Q

What voltage does a yellow pin indicate?

A

+12V

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10
Q

What voltage does a blue pin indicate?

A

-12V

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11
Q

What voltage does a purple pin indicate?

A

+5V standby

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12
Q

ATX Form Factor

A

12 inches x 9.6 inches

RAM and expansion slots perpendicular.

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13
Q

microATX form factor

A

9.6 inches X 9.6 inches

Smaller than ATX but backwards compatible.

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14
Q

ITX form factor

A

From 60mm to 6.7 inches

Designed for HTPCs, UMPCs, and smartphones.

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15
Q

BTX form factor

A

12.8 inches x 10.5 inches

RAM and expansion slots are parallel.

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16
Q

Which expansion bus uses lanes to transfer data?

A. PCI
B. PCI-X
C. PCIe
D. AGP

A

C. PCIe

17
Q

What does a PCIe x16 slot connect to? (Select the two best answers)

A. RAM
B. Southbridge
C. USB 3.0 controller
D. Northbridge
E. Processor
A

D. Northbridge

E. Processor

18
Q

Which of these are serial technologies? (Select all that apply)

A. USB
B. IEEE 1394
C. PCIe
D. PCI

A

A. USB
B. IEEE 1394
C. PCIe

19
Q

What component supplies power to the CMOS when the computer is off?

A. Lithium battery
B. POST
C. Power supply
D. BIOS

A

A. lithium battery

20
Q

To implement a secure boot process which device should be the first in the Boot Device Priority screen?

A. Floppy drive
B. CD-ROM
C. USB
D. Hard drive

A

D. Hard drive

21
Q

What is the term for how the BIOS readies the computer for and initiates the booting of the operating system?

A. Bootlegging
B. Booting
C. Bootstrapping
D. POST

A

C. Bootstrapping

22
Q

Which of the following is used by the CPU to communicate with system memory?

A. Southbridge
B. BIOS
C. Northbridge
D. PCIe

A

C. Northbridge

23
Q

How can you reset a forgotten BiOS supervisory password?

A. Access the BIOS by pressing F2.
B. Remove the battery.
C. Extract the .EXE contents to a floppy.
D. Remove the P1 connector.

A

B. Remove the battery

24
Q

You just rebooted a PC and it displays a black screen with a white blinking underscore on the top left. What is the most likely problem?

A. BIOS needs to be flashed.
B. Recovery Console is running.
C. PC is in Safe Mode.
D. Incorrect boot order.

A

D. Incorrect boot order.

25
Q

Before installing a motherboard what should you do? Select the best answer)

A. Install the processor.
B. Verify that it is compatible with the case.
C. Employ ESD prevention methods.
D. Test the motherboard win a multimeter.

A

C. Employ ESD prevention methods.

26
Q

Which of the following are possible reasons for motherboard failure? (Select all that apply)

A. Power surge
B. Manufacturer defect
C. CD-ROM failure
D. Incorrect USB device

A

A. Power surge

B. Manufacturer defect

27
Q

How can you tell if a lithium battery has been discharged?

A. Use a power supply tester.
B. Check within Windows.
C. Use a multimeter.
D. Plug it into another motherboard.

A

C. Use a multimeter

28
Q

A PC reboots without any warning. You ruled out any chance of viruses. When you look at the motherboard, you see that some of the capacitors appear distended and out of shape. What should you do?

A. Replace the motherboard.
B. Replace the hard drive.
C. Remove and replace the capacitors.
D. Reconfigure the BIOS.

A

A. Replace the motherboard.

29
Q

A computer you are troubleshooting won’t boot properly. When you power on the computer, the video display is blank, and you hear a series of beeps. What should you do?

A. Check power supply connections.
B. Consult the vendor documentation for the motherboard.
C. Remove all memory and replace it.
D. Unplug the speakers because they are causing a conflict.

A

B. Consult the vendor documentation for the motherboard.

CompTIA A+ (18 decks)

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