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Computer Hardware

Computer Hardware
How many devices does USB support?

100
225
125
None of these
127

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Computer Hardware
Which is the most difficult environmentally to dispose of?

power supplies
CRTs
hard drives
system boards
floppy drives

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Computer Hardware
In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?

10
11
101
100

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Computer Hardware
In a computer with an eide adapter, where should you connect an ATA CD-ROM drive?

on the secondary IDE
on the SCSI bus
on the floppy bus
none of the listed here

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Computer Hardware
You are about to install a second IDE hard drive in a PC that has only one IDE adapter. Your first hard drive will still be the boot drive. How should the second drive be configured?

as a master
as a secondary
as auto-select
as a primary
as a slave

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

no power to the primary corona
malfunctioning imaging laser
no power to transfer corona
low level in the toner cartridge
None of these

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