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What tool would be used to check for line voltage sags?
| ( | A | ) | | Surge protector |
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| ( | B | ) | | Feedback circuit |
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| ( | C | ) | | Terminal adapter |
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| ( | D | ) | | Polarity tester |
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| ( | E | ) | | High frequency monitor |
The Correct Answer is: D
The most chosen answer was [ B ] :: [ Feedback circuit ]
Explanation:
A Polarity tester is useful whenever there is a need to check for the presence of low voltage in insulated conductors, without having to touch the live cable or wire.
What is the term BIOS an acronym for?
| ( | A | ) | | Basic Industry/Output Standards |
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| ( | B | ) | | Begin Integration/Operating System |
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| ( | C | ) | | Boot Input/Output Signon |
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| ( | D | ) | | Basic Input/Output Settings |
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| ( | E | ) | | Basic Input/Output System |
The Correct Answer is: E
Explanation:
The BIOS, which stands for Basic Input/Output System is built-in software stored on a ROM chip that determines what the computer can do before accessing programs from a disk, such as the keyboard, display screen and disk drive.
What is the purpose of the MSCDEX.EXE file?
| ( | A | ) | | Microsoft Audio Player |
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| ( | B | ) | | Loads a CD-ROM DOS driver |
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| ( | C | ) | | Diagnostics Utility |
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| ( | D | ) | | Microsoft Component Detector |
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| ( | E | ) | | Floppy drive drivers |
The Correct Answer is: B
Explanation:
The MSCDEX.EXE file is used to load DOS drivers for the CD-ROM drive.
Of the following DMA Channels, which is most commonly used by the Sound Card?
| ( | A | ) | | DMA0 |
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| ( | B | ) | | DMA1 |
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| ( | C | ) | | DMA2 |
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| ( | D | ) | | DMA3 |
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| ( | E | ) | | DMA4 |
The Correct Answer is: B
Explanation:
DMA1 is most commonly used for sound cards. This is the channel that has the most conflicts and should be checked first if conflicts arise. Typical conflicts with this channel arise with network cards, SCSI host adapters, and voice modems.
Which of the following choices is considered to be the brain of the PC?
| ( | A | ) | | BIOS |
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| ( | B | ) | | ROM |
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| ( | C | ) | | CPU |
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| ( | D | ) | | Hard Disk |
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| ( | E | ) | | DVD |
The Correct Answer is: C
Explanation:
The CPU or microprocessor is considered to be the brain of the computer because it processes all the instructions sent to it by the other components.
This quiz was generated by user guest236814 in dec2002.
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