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Computer Science - Computer Hardware

Exercise : Computer Hardware - Section 5
6.
ISDN stands for:
internal select data nulls
integrated services digital network
interval set down next
interior sector direct none
inferior sector data net
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
ISDN uses _____ technology.
only digital
digital and analog
only analog
neither digital nor analog
mostly digital
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which is LEAST likely to interfere with upgrading to a newer DOS version?
ROM BIOS
Video controller
Compressed drives
Existing backup files
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
A laser printer generates a totally black page, what is the cause?
malfunctioning imaging laser
low level in the toner cartridge
no power to transfer corona
no power to the primary corona
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
You must service the laser printer in your office. Which part of the printer shoud you avoid touching because it is hot?
fuser
printer head
primary corona
high-voltage power supply
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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