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Of the following DMA Channels which is used by the Floppy Disk Controller?
| ( | A | ) | | DMA2 |
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| ( | B | ) | | DMA4 |
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| ( | C | ) | | DMA5 |
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| ( | D | ) | | DMA6 |
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| ( | E | ) | | DMA7 |
The Correct Answer is: A
The most chosen answer was [ A ] :: [ DMA2 ]
Explanation:
The most common DMA (Direct Memory Access) Channels should be known. The Floppy Disk Controller / Floppy Drive uses channel 2, (DMA2).
Which of the following is not a part of a standard Laser Printer?
| ( | A | ) | | Paper guides |
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| ( | B | ) | | Thermal fuse |
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| ( | C | ) | | Ozone Filter |
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| ( | D | ) | | Transfer Corona |
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| ( | E | ) | | Iron heat fuser |
The Correct Answer is: E
Explanation:
Laser printers consist of all the choices given except for the Iron heat fuser, which doesn't exist.
A COM Port is associated with which type of physical port?
| ( | A | ) | | Serial |
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| ( | B | ) | | Power |
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| ( | C | ) | | PS/2 |
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| ( | D | ) | | SCSI |
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| ( | E | ) | | Parallel |
The Correct Answer is: A
Explanation:
A COM Port is assigned to a Serial Port.
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.
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
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.
This quiz was generated by user franz in sept2002.
a+ certification || gmat test prep || pool game || funny joke
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