Discussion
Home ‣ Computer Science ‣ Computer Hardware Comments
- Question
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
- Correct Answer
- Turn power off before removing power source
- 1. A standard multimeter is ideal for measuring a monitors high voltage output.
Options- A. True
- B. False Discuss
- 2. During the normal PC boot process, which of the following is active first?
Options- A. RAM BIOS
- B. CMOS
- C. ROM BIOS
- D. Hard disk information
- E. None of the above Discuss
- 3. A static jolt of as little of _____ volts can fry most any PC integrated circuit.
Options- A. 200
- B. 30
- C. 1000
- D. 200
- E. 500 Discuss
- 4. An important first step in troubleshooting which component in a laser printer is causing a jam is to:
Options- A. note where in the paper path the paper stops
- B. check all voltages
- C. look up error codes
- D. turn the printer off, then on again
- E. remove the jammed paper Discuss
- 5. What voltage does a 586 system use?
Options- A. +12 volts
- B. + 5 volts
- C. + 8 volts
- D. +3.3 volts
- E. None of the above Discuss
- 6. Which I/O port belongs to LPT2?
Options- A. 378H
- B. 278H
- C. 3f8h
- D. 2e8h
- E. None of the above Discuss
- 7. All Operating Systems get their total memory initialized from?
Options- A. CPU
- B. BIOS
- C. ROM
- D. RAM
- E. None of the above Discuss
- 8. 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
- 9. How many DMA channels are in an AT-machine?
Options- A. 3
- B. 4
- C. 7
- D. 8
- E. None of the above Discuss
- 10. 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
Computer Hardware problems
Search Results
Correct Answer: False
Correct Answer: ROM BIOS
Correct Answer: 30
Correct Answer: note where in the paper path the paper stops
Correct Answer: + 5 volts
Correct Answer: 278H
Correct Answer: BIOS
Correct Answer: Extended Industry Standard Architecture
Correct Answer: 4
Correct Answer: power supply
Comments
There are no comments.More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.