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- Question
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
- Correct Answer
- cut
- 1. You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
Options- A. you don't worry; you have a lightning rod on your house
- B. you don't worry; you've got a surge protector on your PC
- C. you don't worry; you've got a surge protector on your PC and phone line to your modem
- D. unplug the PC and remove phone line from the modem
- E. stop standing on it Discuss
- 2. If the values Earliest time and Latest time of an event are not equal then such events are referred to as:
Options- A. critical
- B. optimum
- C. non-critical
- D. All of the above
- E. None of the above Discuss
- 3. Which of the following is part of the decision-making process?
Options- A. problem identification
- B. alternative selection
- C. problem recognition
- D. action
- E. all of the above Discuss
- 4. What command is used to terminate a process?
Options- A. kill
- B. cancel
- C. haltsys
- D. shutdown
- E. None of the above Discuss
- 5. What command is used to change the working directory?
Options- A. cdir
- B. chdir
- C. changedir
- D. cd
- E. None of the above Discuss
- 6. Brad is in charge of a small network and wants to make it simple but secure. The users want to have full control over their data and still be able to share data with the rest of the office. The networking knowledge of the office staff is excellent. Which network(s) would be the best to set up?
Options- A. Peer-to-peer
- B. Master domain
- C. Server-based
- D. Ethernet
- E. Share-level Discuss
- 7. The location of some system configuration and system administrator executable files, is:
Options- A. /home
- B. /proc
- C. /var
- D. /sbin
- E. None of the above Discuss
- 8. Header labels contain
Options- A. creation data
- B. control totals
- C. both (a) and (b)
- D. neither (a) nor (b)
- E. None of the above Discuss
- 9. The control and arithmetic-logic sections are called the _____
Options- A. Block diagram
- B. Control Unit
- C. Input / Output Unit
- D. Central Processing Unit
- E. None of the above Discuss
- 10. In order to increase the amount of memory available for a system, what is the maximum size of a swap partition (with kernel version 2.2.x)?
Options- A. 2GB
- B. 128MB
- C. 64MB
- D. 32MB
- E. None of the above Discuss
More questions
Correct Answer: unplug the PC and remove phone line from the modem
Correct Answer: non-critical
Correct Answer: all of the above
Correct Answer: kill
Correct Answer: cd
Correct Answer: Peer-to-peer
Correct Answer: /sbin
Correct Answer: creation data
Correct Answer: Central Processing Unit
Correct Answer: 2GB
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