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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 [ A ] :: [ While working close to an open monitor ]
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.
Which of the following DRAM types is the fastest?
(this question provided by simulationexams.com)
| ( | A | ) | | Conventional DRAM |
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| ( | B | ) | | FPM DRAM |
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| ( | C | ) | | EDO DRAM |
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| ( | D | ) | | BEDO DRAM |
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| ( | E | ) | | None of the above |
The Correct Answer is: D
Explanation:
The following are basic types
of DRAM:
1.
Conventional DRAM
2.
Fast Page Mode DRAM
3.
Extended Data Out (EDO) DRAM
4.
Burst Extended Data Out (BEDO) DRAM
FPM DRAM typically allows
burst system timing of 5-3-3-3 at 66MHz
EDO DRAM typically allows
burst system timing of 5-2-2-2 at 66MHz
BEDO DRAM typically allows
burst system timing of 5-1-1-1 at 66MHz
Which of the following choices is considered to be the brain of the PC?
| ( | A | ) | | BIOS |
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| ( | B | ) | | ROM |
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| ( | C | ) | | CPU |
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| ( | D | ) | | Hard Disk |
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| ( | E | ) | | DVD |
The Correct Answer is: C
Explanation:
The CPU or microprocessor is considered to be the brain of the computer because it processes all the instructions sent to it by the other components.
Which of the following can cause a CD-ROM from being read?
| ( | A | ) | | Scratches |
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| ( | B | ) | | Cracks |
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| ( | C | ) | | Dirt |
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| ( | D | ) | | Wetness |
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| ( | E | ) | | All of the above |
The Correct Answer is: E
Explanation:
All of the options can cause problems with the cd-rom being read. It is very important to keep your cd-roms in protective sleeves or cases when not in use.
The FDISK utility is used for what function?
| ( | A | ) | | Formats a 3.5" floppy disk |
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| ( | B | ) | | Defragments a disk drive |
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| ( | C | ) | | Copying large amounts of files |
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| ( | D | ) | | Formating logical partitions |
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| ( | E | ) | | Creating partitions on a physical disk |
The Correct Answer is: E
Explanation:
FDISK is used to create partitions on a hard disk drive.
This quiz was generated by user salma in sept2002.
a+ certification || gmat test prep || pool game || funny joke
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