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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Q. A signal trap is a set of instructions

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Q. Which special variable contains the PID of its own process?

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Q. Each signal name begins with the letters

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Q. Which signal is used to kill a running process?

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Q. What is a shell script?

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Q. Shell scripts need to be saved with an extension .sh .

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Q. Shell scripts are executed in a separate child shell process.

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Q. The first line in any shell script begins with a _____

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Q. To run the script, we should make it executable first by using _____

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Q. To spawn a child of our own choice for running the script, we can use ___ command.

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Q. Which command is used for making the scripts interactive?

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Q. read command is shell’s internal tool.

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Q. A single read statement can be used with one or more variables.

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Q. What are positional parameters?

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Q. The first argument is read by the shell into the parameter ___

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Q. The complete set of positional parameters is stored in ______ as a single string.

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Q. Which of the following is used for storing the number of positional parameters?

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Q. Which of the following operators are used for logical execution?

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