Q. Array values when assigned must be surrounded by

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Q. The purpose of the PATH environment variable is

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Q. Some lines in an "if statement" are indented because

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Q. In "bash", "if" constructs are ended with

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Q. Which of the following is not a iterative construct in "bash"?

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Q. A loop that continues indefinitely is called a

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Q. The asterisk is a metacharacter which in the command "ls *.txt" means

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Q. A metacharacter is any character that

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Q. Which of the following Unix utilities are not commonly used to process regular expressions?

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Q. Which programming language has a powerful regular expression engine?

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Q. Which meta-noncharacter is used to indicate the end of the line?

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Q. Which meta-noncharacter is used to indicate the beginning of the line?

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Q. The character separating fields is called a

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Q. "Awk" is a program that is primarily concerned with formatting output. It is designed to work best with pieces of data called

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Q. The command "cd" (change directory) will return an exit status.

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Q. What special variable has the exit status?

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Q. Another name for exit status is

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Q. Passing information between programs is called.

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Q. A more complete means of communication between programs is called.

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Q. Which of the following is necessary in order to send a signal?

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