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You are reported that the monitor at a client's place is having a problem. You are about to remove the cover of the monitor. What do you do just before opening the monitor cover? Choose all that apply.
(this question provided by simulationexams.com)
| ( | A | ) | | Wear wrist strap to prevent ESD damage to the monitor |
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| ( | B | ) | | Make sure that the power is switched off and the power cord is plugged out |
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| ( | C | ) | | Make sure that the ESD is grounded properly |
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| ( | D | ) | | Connect the Monitor as well as the wrist strap to the ground. |
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| ( | E | ) | | All of the above |
The Correct Answer is: B
The most chosen answer was [ B ] :: [ Make sure that the power is switched off and the power cord is plugged out ]
Explanation:
Never wear a wrist strap when working on monitors.
Monitors contain very high voltages, sometimes fatal to human, even when the
power is turned off. If you are wearing wrist strap, the human body work as a
conduit to discharge the electric charge.
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.
Which DOS FORMAT command is used to create a self-booting diskette?
| ( | A | ) | | FORMAT /B |
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| ( | B | ) | | FORMAT /S |
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| ( | C | ) | | FORMAT /A /E |
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| ( | D | ) | | FORMAT /BOOT |
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| ( | E | ) | | FORMAT /OS |
The Correct Answer is: B
Explanation:
/S (System) is the attribute that should be used with the FORMAT command to create a self-booting diskette.
The files
- IO.SYS
- MSDOS.SYS
- COMMAND.COM
are copied onto the diskette.
What is the data transfer rate of a single-speed CD-ROM drive?
| ( | A | ) | | 150KB / sec |
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| ( | B | ) | | 450KB / sec |
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| ( | C | ) | | 800KB /sec |
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| ( | D | ) | | 1.2MB / sec |
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| ( | E | ) | | 1.44MB / sec |
The Correct Answer is: A
Explanation:
Single-speed CD-ROM drive transfer data at 150KB / sec. It is rare to find a single-speed drive nowadays but newer driver base their speed on a multiple of 150KB / sec.
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 brilliant in may2002.
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