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- Question
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
- Correct Answer
- 25Mhz
- 1. 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
- 2. When seeking to upgrade for a particular motherboard what do you need to know?
Options- A. memory
- B. hard drive
- C. make & model
- D. dimm
- E. None of the above Discuss
- 3. Your modem does not respond when you try to dial out. You try another modem on another computer and get the same result. What is the most likely problem?
Options- A. defective modem
- B. defective computer
- C. software bug
- D. bad phone line
- E. virus Discuss
- 4. How does a parallel port communicate information to a peripheral device?
Options- A. one bit at a time
- B. 8 bytes at a time
- C. one byte at a time
- D. 16,555 bytes at a time
- E. None of the above Discuss
- 5. IBM's Micro Channel Architecture (MCA) specifies which type of the following bit access widths?
Options- A. 8 bit & 16 bit
- B. 16 bit & 24 bit
- C. 16 bit & 32 bit
- D. 32 bit & 64 bit
- E. None of the above Discuss
- 6. MSD exe does not have information on:
Options- A. cache
- B. video
- C. operation system
- D. com ports
- E. None of the above Discuss
- 7. 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
- 8. 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
- 9. 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 Discuss
- 10. 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
Computer Hardware problems
Search Results
Correct Answer: ROM BIOS
Correct Answer: make & model
Correct Answer: bad phone line
Correct Answer: one byte at a time
Correct Answer: 16 bit & 32 bit
Correct Answer: cache
Correct Answer: Erratic ribbon advancement
Correct Answer: ATH
Correct Answer: 512 bytes
Correct Answer: MEM
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