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Which of the following option is used with a set for debugging shell scripts?

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Which of the following option is used with a set for debugging shell scripts?

(a) -a

(b) -x

(c) -d

(d) -e

The question was posed to me in an online quiz.

This question is from Shell Programming using Various Commands in portion Essential Shell Programming of Unix

1 Answer

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Best answer
Correct choice is (b) -x

To explain I would say: As we know that set command is used for assigning values to positional parameters, it also serves as debugging tool. For this purpose, we’ve to use -x option with it.

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