Question
Which construct replaces a command with its output in a POSIX shell?
More Shell Scripting Questions
- Which command will read input line-by-line from a file in a shell script?
- Which command is used to display the contents of a file in Linux?
- Which command is used to display the number of lines in a file?
- What is the exit status code of a successfully executed command in Linux shell?
- Which operator is used to append output to a file?
- Which symbol is used in shell scripting to reference a positional parameter, e.g., the first argument passed to a script?
- In bash, which command is used to trap and handle signals like SIGINT?
- Which character is used to denote a single-line comment in a shell script?
- Which operator is used for string equality comparison within `test` or `[` commands in shell scripting?
- Which symbol is used for variable substitution in shell scripting?
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