Unix-3
10 Questions
| Total Attempts: 600
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Questions and Answers
- 1.Which of the following commands is used to list contents of directories?
- A.
Ls
- B.
Lp
- C.
Dir
- D.
Tar
- E.
None of the above
- 2.Which command is used to display a file contents in octal form?
- A.
Cd
- B.
Od
- C.
Of
- D.
Oct
- E.
None of the above
- 3.Which command will be used with vi editor to insert text to left of cursor?
- A.
S
- B.
S
- C.
A
- D.
I
- E.
None of the above
- 4.In vi editor, forward search is performed using the command.
- A.
:pat
- B.
:/pat
- C.
-/pat
- D.
All the above
- E.
None of the above
- 5.Which of the following special shell variables is used to process number of the last background job?
- A.
$!
- B.
$#
- C.
$0
- D.
$*
- E.
None of the above
- 6.Which option will be used with ps command to slow the entire command line of the process being run?
- A.
-4
- B.
-1
- C.
-4
- D.
-f
- E.
None of the above
- 7.Which of the following command addresses all users who are currently hooked on?
- A.
Write
- B.
Mail
- C.
Wall
- D.
Mesg
- E.
None of the above
- 8.Which option is used with rm command to make the command prompt the user with each filename and a ?, before acting on it
- A.
-r
- B.
-x
- C.
-i
- D.
-1
- E.
None of the above
- 9.Which of the following directories contain all the Ales created by a user, including his login directory?
- A.
/tmp
- B.
/etc
- C.
/usr
- D.
/dev
- E.
None of the above
- 10.Which of the following commands is used to obtain a list of all files by modification time?
- A.
Ls -1
- B.
Ls -t
- C.
Ls -i
- D.
Ls -R
- E.
None of the above
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