Multiple Choice Questions On Operating System - Set 4

Following are the Multiple choice questions related to the Operating System with the case study of UNIX concepts.
 

1) In UNIX the status of the process may be ?

1. running
2. orphan
3. sleeping
4. zombie
5. All of above

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Answer = E 
Explanation:No Explanation

2) Which of the following processes has a PID I ?

1. Kernel
2. UNIX
3. hilt
4. shell

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Answer = C 
Explanation:No Explanation

3) The PID of kernel process is ?

1. undefined
2. 0
3. 1
4. 3

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Answer = B
Explanation: No Explanation 

4) Which of the following command is not a cursor movement command ?

1. n
2. a
3. $
4. j
5. None of above

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Answer = B 
Explanation:No  Explanation 

5) The Commands used to compare the files is known as ?

1. comp
2. du
3. cmp
4. ccp
5. None

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Answer = C 
Explanation: No Explanation

6) Which of the following command is used with vi editor to delete a single character ?

1. z
2. y
3. a
4. x
5. None of above

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Answer = D 
Explanation: No Explanation

7) Which command is used with vi editor to move the cursor one row up ?

1. i
2. j
3. h
4. k
5. None  of above

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Answer = D 
Explanation: No Explanation 

8) Which command is used with the vi editor to move the cursor to the left ?

1. i
2. k
3. j
4. h
5. None of above

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Answer = D 
Explanation: No Explanation 

9) Which command is used with the vi editor to save file and remain in the editing mode ?

1. :q
2. q!
3. :w
4. :x
5. None of above

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Answer = C 
Explanation: No Explanation 

10) Which command is used to extract specific columns from the file ?

1. cat
2. grep
3. cut
4. paste
5. None of above

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Answer = C 
Explanation: No Explanation

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