What is the lifespan of a variable inside a shell script?


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More Shell Script Interview Questions

What is difference between shell and bash scripting?

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I want to read all input to the command from file1 direct all output to file2 and error to file 3, how can I achieve this?

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How would you replace the n character in a file with some xyz?

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write a shell script to check the failed jobs?

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i have 2 tables 4 colums table 1 respective values a1 6, a2 8,a3 9,a4 14 & table 2 respective values a1 6, a2 8, a3 9, a4 12. if compare 2 tables 3 colums values same then 4th column values 1)Qes diff >5 then (5 * diff value ) 2)Qes diff <5 the 5 3)Qes diff 5 then 5 print respective values..

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What are "c" and "b" permission fields of a file?

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What are zombie processes?

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how to read systems current date and time

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What makes c shell a more preferable option than the bourne shell?

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How do I run a script on mac?

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How to get the last line from a file using just the terminal?

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How do you know which shell I am using?

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