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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
The most chosen answer was [ B ] :: [ A toothe brush ]
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.
A 25-pin, female D-shell connector which can be found on the back of a computer is what type of port?
| ( | A | ) | | Parallel |
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| ( | B | ) | | Serial |
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| ( | C | ) | | Game |
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| ( | D | ) | | Monitor |
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| ( | E | ) | | SCSI |
The Correct Answer is: A
Explanation:
The parallel port uses a 25-pin female connector coming out of the back of a PC.
How many devices, a 16 bit SCSI-2 can support?
(this question provided by simulationexams.com)
| ( | A | ) | | 8 |
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| ( | B | ) | | 16 |
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| ( | C | ) | | 7 |
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| ( | D | ) | | 14 |
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| ( | E | ) | | None of the above |
The Correct Answer is: B
Explanation:
For a 16-bit Wide SCSI, there are 16 possible
SCSI Ids, 0-15. A standard 8-bit SCSI can support only 8 devices (including SCSI
card), the Ids allows are 0-7.
SCSI ID - 0=bootable drive, 7=controller, 1-6=any
other devices
SCSI 3 ultra-wide - 16 devices, 0=bootable drive, 15=controller
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.
What is the best way to improve the airflow in a system that uses a tower case?
| ( | A | ) | | Remove the case cover |
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| ( | B | ) | | Install additional case fans |
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| ( | C | ) | | Leave the CD ROM drive door open |
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| ( | D | ) | | Lay the tower case on its side |
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| ( | E | ) | | Use a can of compressed air |
The Correct Answer is: B
Explanation:
The most efficient way to improve the airflow in a tower case is to install additional case fans.
This quiz was generated by user azizkhas in march2002.
a+ certification || gmat test prep || pool game || funny joke
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