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Unix - Section 1 (2)

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  • Unix - Section 1
9. 

Which command is used to display and create files?

A. cat
B. vi
C. ed
D. lyrix
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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10. 

Which command is used to make all files and sub-directories in the directory (progs) executable by all users?

A. chmod -R a+x progs
B. chmod -R 222 progs
C. chmod -1 a+x progs
D. chmod -x a+x progs
E. None of the above

Answer: Option A

Explanation:

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11. 

Which option will be used with touch command to change the access time?

A. -a
B. -b
C. -t
D. -h
E. None of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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12. 

Which of the following options will be used to display number of blocks used by a file?

A. -c
B. -i
C. -d
D. -s
E. None of the above

Answer: Option D

Explanation:

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13. 

The field separator in cut command is specified with

A. -a option
B. -d option
C. -r option
D. -x option
E. None of the above

Answer: Option B

Explanation:

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14. 

Which of the following commands is used to identify the type of file by context?

A. ls
B. cat
C. file
D. more
E. None of the above

Answer: Option C

Explanation:

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15. 

Which command is used to display the characteristics of a process?

A. pid
B. du
C. ps
D. au
E. None of the above

Answer: Option C

Explanation:

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16. 

The % key allows you

A. to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
B. to move the cursor to the upperleft corner of the screen
C. to move the cursor backward to the beginning of a word
D. to move the cursor to the first column in the current line
E. None of the above

Answer: Option A

Explanation:

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