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- Question
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
- Correct Answer
- EMI
- 1. Which of the following command lists the last 10 lines of a file?
Options- A. grep
- B. tail
- C. head
- D. cat
- E. None of the above Discuss
- 2. Which of the following command can be used to rename a file in UNIX?
Options- A. ren
- B. mv
- C. remove
- D. change
- E. None of the above Discuss
- 3. What command is used to remove jobs from the print queue?
Options- A. lpq
- B. lpr
- C. lprm
- D. lpc
- E. None of the above Discuss
- 4. Which of the following is a universal gate?
Options- A. AND
- B. OR
- C. EX-OR
- D. NAND
- E. None of the above Discuss
- 5. What command is used to copy directory structures in and out?
Options- A. copy
- B. cp - p
- C. cpio
- D. cp
- E. None of the above Discuss
- 6. The EIA-232 interface has _____ pins.
Options- A. 20
- B. 24
- C. 25
- D. 30 Discuss
- 7. The net charge of a neutral copper atom is
Options- A. 0
- B. +1
- C. -1
- D. +4
- E. None of the above Discuss
- 8. What is the port number for NNTP?
Options- A. 119
- B. 80
- C. 79
- D. 70 Discuss
- 9. Which command is used to extract specific columns from the file?
Options- A. cat
- B. cut
- C. grep
- D. paste
- E. None of the above Discuss
- 10. A route is a path between two network segments
Options- A. True
- B. False Discuss
More questions
Correct Answer: tail
Correct Answer: mv
Correct Answer: lprm
Correct Answer: NAND
Correct Answer: cpio
Correct Answer: 25
Correct Answer: +1
Correct Answer: 119
Correct Answer: cut
Correct Answer: True
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