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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 [ D ] :: [ Polarity tester ]
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.
A U.S. wall outlet should be distributing how many volts to the Power Supply?
| ( | A | ) | | 110 Volts DC |
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| ( | B | ) | | 200-240 Volts DC |
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| ( | C | ) | | 104-130 Volts DC |
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| ( | D | ) | | 200-240 Volts AC |
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| ( | E | ) | | 104-130 Volts AC |
The Correct Answer is: E
Explanation:
A properly functioning wall outlet will give off between 104-130 Volts of AC power.
Which of the following is the port address for serial port COM1?
(this question provided by simulationexams.com)
| ( | A | ) | | 3F0-3F7 |
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| ( | B | ) | | 2F8-2FF |
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| ( | C | ) | | 320-32F |
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| ( | D | ) | | 3F8-3FF |
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| ( | E | ) | | None of the above |
The Correct Answer is: D
Explanation:
You need to memorize the following port addresses
before attending the exam.
Port-Base
address (in hex)
COM4:
2E8-2EF
COM2:
2F8-2FF
COM3:
3E8-3EF
COM1:
3F8-3FF
LPT2 :
278-27F
LPT1 :
378-37F
Floppy Controller:
3F0-3F7
Hard Drive Controller, 16
bit, ISA: 1F0-1F8
When you are able to narrow down a grinding sound from inside the PC as coming from the hard drive, what is the most likely cause of that noise?
| ( | A | ) | | Speaker to close to hard drive |
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| ( | B | ) | | Vibrations from the cd-rom drive |
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| ( | C | ) | | Loose ribbon cable |
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| ( | D | ) | | Excessive dust surrounding the drive |
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| ( | E | ) | | HDI (Head-to-Disk Interface) |
The Correct Answer is: E
Explanation:
A grinding noise coming from the hard drive is most likely caused by an HDI situation. This occurs when a head becomes misaligned and eventually this will scratch / burn the disk making it inoperable.
Recognizing components:
| ( | A | ) | | Monitor |
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| ( | B | ) | | Desktop |
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| ( | C | ) | | Inkjet printer |
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| ( | D | ) | | Laser printer |
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| ( | E | ) | | Bubblejet printer |
The Correct Answer is: D
Explanation:
The image is an HP LaserJet printer that is very standard in most large corporations.
This quiz was generated by user youssefenara in may2002.
a+ certification || gmat test prep || pool game || funny joke
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