A. $!
B. $$
C. 0
D. $*
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Related Mcqs:
- Which of the following special shell variables is used to process number of the current shell ?
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- Which of the following special shell variables is used to process number of the last background job ?
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- Which of the following shell’s wildcards are used to match any number of characters including none ?
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- Which of the following shell’s wildcards are used to match any number of characters including none ?
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- What shell’s wild-card is used to match a single character ?
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- Which shell’s wild-cards is used to match a single character ?
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- Which is the earliest and most widely used shell that came with the UNIX system ?
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- Which command is used to terminate all processes in your own system except the login shell ?
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