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- Question
Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Options- A. Scanning mirror
- B. Toner cartridge
- C. Ozone filter
- D. All of the above
- E. None of the above
- Correct Answer
- Ozone filter
- 1. What's the best way to prevent damaging your PC with static electricity?
Options- A. place your PC on a rubber mat
- B. wear leather soled shoes
- C. periodically touch a safe ground point on the PC to discharge yourself
- D. static electricity doesn't really hurt a PC
- E. wear an ESD wrist strap Discuss
- 2. On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?
Options- A. 9
- B. 11
- C. 13
- D. 15
- E. None of the above Discuss
- 3. To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
Options- A. DC voltage scale
- B. AC voltage
- C. OHM scale
- D. Farad scale
- E. None of the above Discuss
- 4. A modem could be attached to which port?
Options- A. Parallel port
- B. ASYNC port
- C. Keyboard connector
- D. Video port
- E. None of the above Discuss
- 5. What's the best way to protect your hard drive data?
Options- A. regular backups
- B. periodically defrag it
- C. run chkdsk at least once a week
- D. run scandisk at least once a week
- E. run a regular diagnostic Discuss
- 6. When connecting two internal SCSI hard disks to a computer, where do you connect the second hard drive?
Options- A. Any open SCSI port on the computer
- B. A Serial port on the first host adapter
- C. An open parallel port on the computer
- D. An open SCSI port on the first hard drive
- E. None of the above Discuss
- 7. Match the device driver HIMEM.SYS to its operation.
Options- A. Supports (ANSI) terminal emulation
- B. Manages the use of extended memory
- C. Uses expanded memory on a 80386 processor
- D. Supports code page switching
- E. None of the above Discuss
- 8. How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
Options- A. 1
- B. 8
- C. 20
- D. 10
- E. All of the above Discuss
- 9. Which of the following would be a logical first step in troubleshooting a PC?
Options- A. Check the computer CMOS
- B. Define the circumstances of the problem
- C. Call the vendor
- D. Define what applications are being used
- E. None of the above Discuss
- 10. On a dot matrix printer, you should never lubricate which part?
Options- A. carriage rails
- B. printhead pins
- C. paper advance bearings
- D. carriage bearings
- E. None of the above Discuss
Computer Hardware problems
Search Results
Correct Answer: wear an ESD wrist strap
Correct Answer: 9
Correct Answer: AC voltage
Correct Answer: Parallel port
Correct Answer: regular backups
Correct Answer: Any open SCSI port on the computer
Correct Answer: Manages the use of extended memory
Correct Answer: 8
Correct Answer: Define the circumstances of the problem
Correct Answer: printhead pins
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