Unix命令行程序和内建指令

文件系统

▪cat	▪cd	▪chmod	▪chown
▪chgrp	▪cksum	▪cmp	▪cp
▪du	▪df	▪fsck	▪fuser
▪ln	▪ls	▪lsattr	▪lsof
▪mkdir	▪mount	▪mv	▪pwd
▪rm	▪rmdir	▪split	▪touch
▪umask

程序

▪at	▪bg	▪chroot	▪cron
▪exit	▪fg	▪jobs	▪kill
▪killall	▪nice	▪pgrep	▪pidof
▪pkill	▪ps	▪pstree	▪sleep
▪time	▪top	▪wait

使用环境

▪env	▪finger	▪id	▪logname
▪mesg	▪passwd	▪su	▪sudo
▪uptime	▪w	▪wall	▪who
▪whoami	▪write

文字编辑

▪awk	▪comm	▪cut	▪ed
▪ex	▪fmt	▪head	▪iconv
▪join	▪less	▪more	▪paste
▪sed	▪sort	▪strings	▪talk
▪tac	▪tail	▪tr	▪uniq
▪vi	▪wc	▪xargs

Shell 程序

▪alias	▪basename	▪dirname	▪echo
▪expr	▪false	▪printf	▪test
▪true	▪unset

网络

▪inetd	▪netstat	▪ping	▪rlogin
▪netcat	▪traceroute

搜索

▪find	▪grep	▪locate	▪whereis
▪which

杂项

▪apropos	▪banner	▪bc	▪cal
▪clear	▪date	▪dd	▪file
▪help	▪info	▪size	▪lp
▪man	▪history	▪tee	▪tput
▪type	▪yes	▪uname	▪whatis