Discussion
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- Question
How many DMA channels are in an AT-machine?
Options- A. 3
- B. 4
- C. 7
- D. 8
- E. None of the above
- Correct Answer
- 4
- 1. What Does EISA stand for?
Options- A. Extended Industry Standard Architecture
- B. Expanded Industry Standard Architecture
- C. Enhanced Industry Standard Architecture
- D. Electronics Industry Standard Architecture
- E. All of the above Discuss
- 2. All Operating Systems get their total memory initialized from?
Options- A. CPU
- B. BIOS
- C. ROM
- D. RAM
- E. None of the above Discuss
- 3. Which I/O port belongs to LPT2?
Options- A. 378H
- B. 278H
- C. 3f8h
- D. 2e8h
- E. None of the above Discuss
- 4. Which step should you perform first before discharging a CRT?
Options- A. Remove the CRT from its housing
- B. Disconnect the CRT from the computer
- C. Remove the video assembly
- D. Turn power off before removing power source
- E. None of the above Discuss
- 5. A standard multimeter is ideal for measuring a monitors high voltage output.
Options- A. True
- B. False Discuss
- 6. When a bearing in the power supply fan goes out, what should you replace?
Options- A. fan
- B. case
- C. bearing
- D. power supply
- E. None of the above Discuss
- 7. The standard VGA display has _____ pixels in its native graphics mode?
Options- A. 648 x 320
- B. 640 x 480
- C. 680 x 440
- D. 1024 x 786
- E. None of the above Discuss
- 8. What can you use to ensure power is not interrupted, resulting in corrupted data?
Options- A. UPS
- B. Proper grounding
- C. Surge protector
- D. Sag protector
- E. None of the above Discuss
- 9. When not in use, it is very important to keep 5 VA diskettes in _____.
Options- A. Their protective sleeves
- B. In a plastic bag
- C. On a shelf in an upright position
- D. In the floppy drive
- E. None of the above Discuss
- 10. Which of the following FRUs would be considered both an input/output device?
Options- A. Video board
- B. SCSI host adapter
- C. System board CPU
- D. All of the above
- E. None of the above Discuss
Computer Hardware problems
Search Results
Correct Answer: Extended Industry Standard Architecture
Correct Answer: BIOS
Correct Answer: 278H
Correct Answer: Turn power off before removing power source
Correct Answer: False
Correct Answer: power supply
Correct Answer: 640 x 480
Correct Answer: UPS
Correct Answer: Their protective sleeves
Correct Answer: SCSI host adapter
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