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Function: Vi IMproved, a programmers text editor
Usage: vim [options] -q [errorfile]
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Function: Sends signals to terminate processes based on specified command names or criteria, allowing the user to selectively terminate processes in a more controlled manner.
Usage: killall [options] name ...
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Function: print real and effective user and group IDs
Usage: id [OPTION]... [USERNAME]
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Function: Print or set the system date and time
Usage: date [-u|--utc|--universal] [MMDDhhmm[[CC]YY][.ss]]
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Function: look up or signal processes based on name and otherattributes
Usage: pkill [options] pattern
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Function: find the process ID of a running program.
Usage: pidof [-s] [-c] [-x] [-m] [-o omitpid] [-o omitpid..] program [program..]
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Function: Print network connections, routing tables, interface statis-tics, masquerade connections, and multicast memberships
Usage: netstat {--route|-r} [address_family_options] [--extend|-e[--extend|-e]] [--verbose|-v] [--numeric|-n] [--numeric-hosts][--numeric-ports] [--numeric-ports] [--continuous|-c] [delay]
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Function: output a string repeatedly until killed
Usage: yes [STRING]...
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Function: terminate a process
Usage: kill [-s signal|-p] [--] pid...
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Function: evaluate expressions
Usage: expr EXPRESSION
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Function: checksum and count the bytes in a file
Usage: cksum [FILE]...
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Function: opposite of more
Usage: less [-[+]aBcCdeEfFgGiIJKLmMnNqQrRsSuUVwWX~] [-b space] [-h lines] [-j line] [-k keyfile] [-{oO} logfile] [-p pattern] [-P prompt] [-t tag] [-# shift] [+[+]cmd] [--] [filename]...
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Function: initialize a terminal or query terminfo database
Usage: tput [-Ttype] longname
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Function: change file owner and group
Usage: chown [OPTION]... [OWNER][:[GROUP]] FILE...
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Function: talk to another user
Usage: talk address [terminal]