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Venkata chalapathi naidu
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Asked: 2024-06-16T22:53:25+05:30 In:

Which of the following special shell variables is used to process number of the last background job?

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Which of the following special shell variables is used to process number of the last background job?

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  1. Venkata chalapathi naidu
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    Unix / Linux – Special Variables
    Sr.No. Variable & Description
    6 $? The exit status of the last command executed.
    7 $$ The process number of the current shell. For shell scripts, this is the process ID under which they are executing.
    8 $! The process number of the last background command.

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