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Which of the following Modem commands would be used to disconnect (hang up)?
| ( | A | ) | | ATZ |
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| ( | B | ) | | ATH |
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| ( | C | ) | | ATDT |
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| ( | D | ) | | AH0 |
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| ( | E | ) | | EXIT |
The Correct Answer is: B
The most chosen answer was [ C ] :: [ ATDT ]
Explanation:
ATH can be typed into a terminal input screen to disconnect or hang up from a call.
When working on a user's PC you notice that the fan on the power supply is excessively dusty. After turning the PC off, what would you use to clean it?
| ( | A | ) | | Spray bottle of Windex |
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| ( | B | ) | | A toothe brush |
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| ( | C | ) | | Compressed air |
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| ( | D | ) | | A damp paper towel |
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| ( | E | ) | | A vacuum cleaner |
The Correct Answer is: C
Explanation:
The best thing to use would be a can of "Compressed air." You are least likely to cause damage when using it correctly. When using Compressed air, hold the can at least 6 inches from the target.
ISDN uses which of the following technologies?
| ( | A | ) | | Digital and analog |
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| ( | B | ) | | Only analog |
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| ( | C | ) | | Only digital |
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| ( | D | ) | | Laser diode |
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| ( | E | ) | | None of the above |
The Correct Answer is: C
Explanation:
ISDN uses only digital signals to transfer data packets.
The first physical sector in any bootable hard disk contains which of the following?
(this question provided by simulationexams.com)
| ( | A | ) | | File structure |
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| ( | B | ) | | Data structure |
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| ( | C | ) | | MBR |
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| ( | D | ) | | LBR |
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| ( | E | ) | | None of the above |
The Correct Answer is: C
Explanation:
The first physical
sector on any bootable hard disk contains Master Boot Record, MBR.
An FRU (Field Replaceable Unit) could be any of the following choices except...
| ( | A | ) | | PC speaker |
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| ( | B | ) | | Heatsink |
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| ( | C | ) | | Power Supply Regulator |
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| ( | D | ) | | Video card |
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| ( | E | ) | | Power Supply |
The Correct Answer is: C
Explanation:
All of the choices except for the Power Supply Regulator are parts that can be removed from the PC and replaced for upgrade purposes or if malfunctioning.
This quiz was generated by user victorsenthil in may2002.
a+ certification || gmat test prep || pool game || funny joke
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