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Computer Science - Computer Hardware

Exercise : Computer Hardware - Section 4
21.
Resistance is measured in units of:
ohms
farads
helids
amperes
volts
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which provides the fastest data access time?
RAM
ROM
CD-ROM
Hard disk
Floppy disk
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
How is ink transferred to paper in common ink jet printers?
Boiling ink
Crystal
Motorized pump
Screens deflect ink on the paper into the proper positions
Ink is sprayed on to the paper and managed by a nozzle
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Scanning mirror
Toner cartridge
Ozone filter
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Which controller would support an external CD-ROM drive?
ESDI
ARLL
MFM
SCSI
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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