A. to exit status of ast command executed.
B. to process number of the current shell
C. to list the positional parameters
D. to name the command being executed
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Related Mcqs:
- Which of the following special shell variables is used to process number of the current shell ?
A. $!
B. $$
C. 0
D. $* - Which of the following special shell variables is used to process number of the current shell ?
A. $!
B. $$
C. 0
D. $* - What shell’s wild-card is used to match any number of characters including none ?
A. *
B. ?
C. [!ijk]
D. [ijk] - What shell’s wild-card is used to match a single character ?
A. [!ijk]
B. [ijk] C. ?
D. * - Which shell’s wild-cards is used to match a single character ?
A. *
B. ?
C. [ijk] D. [!ijk] - Which of the following special shell variables is used to process number of the last background job ?
A. $!
B. $#
C. 0
D. $* - Which of the following shell’s wildcards are used to match any number of characters including none ?
A. [ijk] B. [!ijk]
C. ?
D. * - Which command is used to terminate all processes in your own system except the login shell ?
A. kill 1
B. kill 0
C. cancel all
D. cancel 1 - In Bourne shell, which file sets the Unix environment for the user when the logs into his HOME directory ?
A. .exrc
B. .profile
C. lastlogin
D. .mbox - Which command is used to terminate all processes in your own system except the login shell ?
A. kill 1
B. kill 0
C. cancel all
D. cancel 1
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