Discussion
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- Question
The signal to noise ratio for a voice grade line is 30.1 dB (decibels) or a power ratio of 1023:1. The maximum achievable data rate on this line whose spectrum ranges from 300 Hz to 4300 Hz is
Options- A. 6200 bps
- B. 9600 bps
- C. 34000 bps
- D. 31000 bps
- E. None of the above
- Correct Answer
- 31000 bps
- 1. What two disciplines are usually tied by a common data base?
Options- A. Documentation and geometric modeling
- B. Computer-aided design and computer-aided manufacturing
- C. Testing and analysis
- D. Drafting and documentation
- E. None of the above Discuss
- 2. Missing slot covers on a computer can cause?
Options- A. over heat
- B. power surges
- C. EMI.
- D. incomplete path for ESD
- E. None of the above Discuss
- 3. Documentation is prepared
Options- A. at every stage
- B. at system design
- C. at system analysis
- D. at system development
- E. None of the above Discuss
- 4. A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:
Options- A. ring network
- B. spider network
- C. hierarchical network
- D. data control network
- E. None of the above Discuss
- 5. What are the IRQ's for sound card?
Options- A. IRQ8
- B. IRQ4
- C. IRQ5
- D. IRQ7
- E. None of the above Discuss
- 6. 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
- 7. Addition of 102 and 112 is
Options- A. 1002
- B. 1012
- C. 1112
- D. 1102
- E. None of the above Discuss
- 8. What of the following tool is used to check and repair Linux file systems?
Options- A. mkfs
- B. fdisk
- C. fsck
- D. mount
- E. None of the above Discuss
- 9. Which of the following is considered to be an interface between the functional applications and the data base?
Options- A. management information systems
- B. data-base management systems
- C. decision-support systems
- D. data-processing systems
- E. None of the above Discuss
- 10. At room temperature an intrinsic semiconductor has
Options- A. a few free electrons and holes
- B. many holes
- C. many free electrons
- D. No holes
- E. None of the above Discuss
More questions
Correct Answer: Computer-aided design and computer-aided manufacturing
Correct Answer: over heat
Correct Answer: at every stage
Correct Answer: spider network
Correct Answer: IRQ5
Correct Answer: ROM BIOS
Correct Answer: 1012
Correct Answer: fsck
Correct Answer: data-base management systems
Correct Answer: a few free electrons and holes
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