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At what point is it dangerous to be wearing a wrist band grounding strap?
| ( | A | ) | | While working close to an open monitor |
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| ( | B | ) | | When removing a hard disk from a PC |
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| ( | C | ) | | While installing additional RAM |
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| ( | D | ) | | When using compressed air to clean the motherboard |
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| ( | E | ) | | When replacing a bad Power Supply |
The Correct Answer is: A
The most chosen answer was [ D ] :: [ When using compressed air to clean the motherboard ]
Explanation:
It is very dangerous to be wearing a wrist band ground strap around an exposed monitor because the CRT (Cathode Ray Tube) will hold an incredible charge for a short time period after power has been disconnected.
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.
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.
How should the jumpers be set on an IDE CD-ROM drive that is attached to the primary IDE adapter with a hard drive?
| ( | A | ) | | All Jumpers |
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| ( | B | ) | | No Jumpers |
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| ( | C | ) | | Master |
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| ( | D | ) | | Cable select |
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| ( | E | ) | | Slave |
The Correct Answer is: E
Explanation:
The IDE Hard drive should be set as the master and the CD-ROM drive as the slave.
A Serial Port on the back of a PC would most likely be used to connect to which external device?
| ( | A | ) | | Monitor |
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| ( | B | ) | | Scanner |
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| ( | C | ) | | SCSI Card |
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| ( | D | ) | | Printer |
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| ( | E | ) | | Modem |
The Correct Answer is: E
Explanation:
External Modems are connected to a serial port. DSL and Cable Modems which aren't really 'modems' would be connected to an RJ45 port on a NIC.
This quiz was generated by user guest993019 in oct2002.
a+ certification || gmat test prep || pool game || funny joke
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