COMPUTER HARDWARE QUIZ

What is the most significant difference between the USB and IEEE1394 standards?

USB is plug and play

IEEE 1394 is hot swappable

IEEE 1394 is faster

USB does not support USB

TRUE ANSWER : ?
YOUR ANSWER : ?

When a bearing in the power supply fan goes out, what should you replace?

fan

bearing

case

None of these

power supply

TRUE ANSWER : ?
YOUR ANSWER : ?

How many DMA channels are there in an AT class PC?

7

8

3

None of these

4

TRUE ANSWER : ?
YOUR ANSWER : ?

What voltage does a Pentium system use?

+12 volts

+ 8 volts

+3.3 volts

+ 5 volts

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

What configuration should a Volt-Ohm meter he set to when testing a fuse?

Amperage

Ohms

DC volts

None of these

AC volts

TRUE ANSWER : ?
YOUR ANSWER : ?

An IRQ allow interface cards to:

Pass data to the CPU to be processed

Pass data to the computers memory

Pass data from one card to another

Interrupt the CPU to request service

TRUE ANSWER : ?
YOUR ANSWER : ?

WRAM is used on a

motherboard

ata connector

None of these

video card

modem

TRUE ANSWER : ?
YOUR ANSWER : ?

How many DMA channels are in an AT-machine?

3

4

None of these

7

8

TRUE ANSWER : ?
YOUR ANSWER : ?

What is the size of a sector?

256 bytes

1024 bytes

None of these

512 bytes

512 Kb

TRUE ANSWER : ?
YOUR ANSWER : ?

A laser printer generates a totally black page, what is the cause?

no power to transfer corona

low level in the toner cartridge

malfunctioning imaging laser

no power to the primary corona

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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