COMPUTER HARDWARE QUIZ

Modems use transmission.

timed interval

asynchronous

bank

synchronous

TRUE ANSWER : ?
YOUR ANSWER : ?

To prevent toner from sticking to a laser printer's heat rollers, apply which of the following:

Beer or Jack Daniels

Ammonia

None of these

Oil

Alcohol

TRUE ANSWER : ?
YOUR ANSWER : ?

How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.

1

All of these

20

10

8

TRUE ANSWER : ?
YOUR ANSWER : ?

What are the most likely conditions for ESD?

Hot and dry

None of these

Cold and dry

Cold and wet

Hot and wet

TRUE ANSWER : ?
YOUR ANSWER : ?

Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first?

power supply

RAM

system board

speaker

microprocessor

TRUE ANSWER : ?
YOUR ANSWER : ?

What component would most likely cause a "parity error"?

None of these

bad hard disk

bad RAM

bad software

bad controller

TRUE ANSWER : ?
YOUR ANSWER : ?

Whenever you have a hardware resource conflict, it will more likely be an IRQ conflict rather than an i/o conflict because:

the BIOS sometimes has more of a problem controlling IRQs

there are a lot more I/O addresses than IRQs.

I/O addresses cannot conflict

software tends to mess up IRQs

software tends to correct I/O conflicts

TRUE ANSWER : ?
YOUR ANSWER : ?

ISDN uses _____ technology.

neither digital nor analog

only analog

digital and analog

only digital

mostly digital

TRUE ANSWER : ?
YOUR ANSWER : ?

Which component must be vacuumed or replaced during preventative maintenance on a laser printer?

Toner cartridge

Scanning mirror

Ozone filter

All of the listed here

TRUE ANSWER : ?
YOUR ANSWER : ?

The acronym HDI stands for:

None of these

Help desk interference

Hard disk interface

Half duplex interface

Head to disk interference

TRUE ANSWER : ?
YOUR ANSWER : ?

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