1. Any # character in Linux ________.
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Answer is A) starts a comment, ignored by shell script
2. The * character in Linux ________.
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Answer is B) matches all characters
3. The? Character in Linux _________.
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Answer is C) matches any single character
4. The > character in Linux ________.
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Answer is D) sends output to a new file
5. The >> character in Linux __________.
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Answer is D) appends output to a file
6. The | character in Linux __________.
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Answer is A) sends output of left side program to the input of right side program
7. The $? Character in Linux __________.
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Answer is A) stores exit status of previous command
8. The & character placed at the end of command line in Linux __________.
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Answer is C) sends to process to the background
9. The - character in Linux ________.
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Answer is B) denotes standard input
10. The ~ character in Linux __________.
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Answer is A) denotes home directory
11. The [[...]] sequence in Linux _________.
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Answer is A) tests the enclosed condition
12. The! Sequence in Linux _________.
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Answer is C) negates given condition
13. The && sequence in Linux _________.
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Answer is D) runs the right side process only if the left side process succeeds
14. The || sequence in Linux __________.
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Answer is C) runs the right side process only if the left side process fails
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