The meaning of all metacharacters and which is commonly used by scripts running other commands on such systems
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Explanation:
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Linux/UNIX Bourne shell:
• The Bourne shell is a command line interpreter for the Linux/UNIX.
o In the Bourne shell, the scripts will invoked as commands by invoking its file name.
o It allows both synchronous and asynchronous execution of commands.
o It provides a set of built-in commands.
o It has typeless variables and provides local and global variable scope.
• Meta-characters of Linux/UNIX Bourne shell:
o The *, ?, [] used as a file name expansion characters in the Bourne shell.
o The &, ‘, \\, {}, >, <, >>, (), ;, /, | are used as a input output redirection characters.
Linux/UNIX Bash:
• The Bash is a UNIX shell command process it runs in a text window.
o Bash is a superset of Bourne shell command syntax.
o Most of the Bourne scripts will be executed in Bash without modification.
o Bash also reads the commands from the file called a script.
• Meta-characters of Linux/UNIX Bash shell:
o The *, ?, [] used as a file name expansion characters in the Bourne shell.
o The &, ‘, \\, {}, >, <, >>, (), ;, /, |, $, ||, && are used as a input output redirection characters