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- Question
What is the size of a sector?
Options- A. 512 bytes
- B. 256 bytes
- C. 512 Kb
- D. 1024 bytes
- E. None of the above
- Correct Answer
- 512 bytes
- 1. What command is used to hang up a MODEM when using the "AT Command set"?
Options- A. ATZ
- B. ATD
- C. ATR
- D. ATH
- E. None of the above Discuss
- 2. With a dot matrix printer, light then dark print is most commonly caused by:
Options- A. Erratic paper advancement
- B. Erratic ribbon advancement
- C. Misaligned print head
- D. Overheating print head
- E. None of the above Discuss
- 3. MSD exe does not have information on:
Options- A. cache
- B. video
- C. operation system
- D. com ports
- E. None of the above Discuss
- 4. A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
Options- A. l0Mhz
- B. 25Mhz
- C. 50Mhz
- D. 100 Mhz
- E. None of the above Discuss
- 5. 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
- 6. To find out how much memory is available, you could type _____
Options- A. EMM
- B. MEM
- C. CHKDSK
- D. MEMMAKER
- E. None of the above Discuss
- 7. You suspect a virus has entered your computer. What will not be affected by the virus?
Options- A. CMOS
- B. Boot sector
- C. Floppy disks
- D. Program files
- E. None of the above Discuss
- 8. What would you ask to determine if the display is working?
Options- A. Is there a video cursor or action on the screen?
- B. Did the computer beep or chime?
- C. Is there high voltage static on the screen
- D. Is the brightness or contrast turned up or down?
- E. All of the above Discuss
- 9. You should never put floppy drives, hard drives, or even VCR tapes or cassette tapes on top of speakers (or near any other source of magnetism) because of:
Options- A. RFI
- B. EMI
- C. EXE
- D. FYI
- E. IOU Discuss
- 10. Current is measured in units of:
Options- A. volts
- B. amps
- C. ohms
- D. farads
- E. diodes Discuss
Computer Hardware problems
Search Results
Correct Answer: ATH
Correct Answer: Erratic ribbon advancement
Correct Answer: cache
Correct Answer: 25Mhz
Correct Answer: ROM BIOS
Correct Answer: MEM
Correct Answer: CMOS
Correct Answer: All of the above
Correct Answer: EMI
Correct Answer: amps
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