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(sh-utils.info)Working context

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Enter node , (file) or (file)node

Working context
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   This section describes commands that display or alter the context in
which you are working: the current directory, the terminal settings, and
so forth.  See also the user-related commands in the next section.

pwd invocation

Print working directory.

stty invocation

Print or change terminal characteristics.

printenv invocation

Print environment variables.

tty invocation

Print file name of terminal on standard input.