- su:Swith user 切换用户,切换到root用户
- cat: Concatenate 串联
- uname: Unix name 系统名称
- df: Disk free 空余硬盘
- du: Disk usage 硬盘使用率
- chown: Change owner 改变所有者
- chgrp: Change group 改变用户组
- ps:Process Status 进程状态
- tar:Tape archive 解压文件
- chmod: Change mode 改变模式
- umount: Unmount 卸载
- ldd:List dynamic dependencies 列出动态相依
- insmod:Install module 安装模块
- rmmod:Remove module 删除模块
- lsmod:List module 列表模块
- alias :Create your own name for a command
- bash :GNU Bourne-Again Shell linux内核
- grep:global regular expression print
- httpd :Start Apache
- ipcalc :Calculate IP information for a host
- ping :Send ICMP ECHO_Request to network hosts
- reboot: Restart your computer
- sudo:Superuser do
- /bin = BINaries
- /dev = DEVices
- /etc = ETCetera
- /lib = LIBrary
- /proc = PROCesses
- /sbin = Superuser BINaries
- /tmp = TeMPorary
- /usr = Unix Shared Resources
- /var = VARiable ?
- FIFO = First In, First Out
- GRUB = GRand Unified Bootloader
- IFS = Internal Field Seperators
- LILO = LInux LOader
- MySQL = My最初作者的名字SQL = Structured Query Language
- PHP = Personal Home Page Tools = PHP Hypertext Preprocessor
- PS = Prompt String
- Perl = "Pratical Extraction and Report Language" = "Pathologically Eclectic Rubbish Lister"
- Python Monty Python's Flying Circus
- Tcl = Tool Command Language
- Tk = ToolKit
- VT = Video Terminal
- YaST = Yet Another Setup Tool
- apache = "a patchy" server
- apt = Advanced Packaging Tool
- ar = archiver
- as = assembler
- bash = Bourne Again SHell
- bc = Basic (Better) Calculator
- bg = BackGround
- cal = CALendar
- cat = CATenate
- cd = Change Directory
- chgrp = CHange GRouP
- chmod = CHange MODe
- chown = CHange OWNer
- chsh = CHange SHell
- cmp = compare
- cobra = Common Object Request Broker Architecture
- comm = common
- cp = CoPy
- cpio = CoPy In and Out
- cpp = C Pre Processor
- cups = Common Unix Printing System
- cvs = Current Version System
- daemon = Disk And Execution MONitor
- dc = Desk Calculator
- dd = Disk Dump
- df = Disk Free
- diff = DIFFerence
- dmesg = diagnostic message
- du = Disk Usage
- ed = editor
- egrep = Extended GREP
- elf = Extensible Linking Format
- elm = ELectronic Mail
- emacs = Editor MACroS
- eval = EVALuate
- ex = EXtended
- exec = EXECute
- fd = file descriptors
- fg = ForeGround
- fgrep = Fixed GREP
- fmt = format
- fsck = File System ChecK
- fstab = FileSystem TABle
- fvwm = F*** Virtual Window Manager
- gawk = GNU AWK
- gpg = GNU Privacy Guard
- groff = GNU troff
- hal = Hardware Abstraction Layer
- joe = Joe's Own Editor
- ksh = Korn SHell
- lame = Lame Ain't an MP3 Encoder
- lex = LEXical analyser
- lisp = LISt Processing = Lots of Irritating Superfluous Parentheses
- ln = LiNk
- lpr = Line PRint
- ls = list
- lsof = LiSt Open Files
- m4 = Macro processor Version 4
- man = MANual pages
- mawk = Mike Brennan's AWK
- mc = Midnight Commander
- mkfs = MaKe FileSystem
- mknod = MaKe NODe
- motd = Message of The Day
- mozilla = MOsaic GodZILLa
- mtab = Mount TABle
- mv = MoVe
- nano = Nano's ANOther editor
- nawk = New AWK
- nl = Number of Lines
- nm = names
- nohup = No HangUP
- nroff = New ROFF
- od = Octal Dump
- passwd = PASSWorD
- pg = pager
- pico = PIne's message COmposition editor
- pine = "Program for Internet News & Email" = "Pine is not Elm"
- ping = Packet InterNet Grouper
- pirntcap = PRINTer CAPability
- popd = POP Directory
- pr = pre
- printf = PRINT Formatted
- ps = Processes Status
- pty = pseudo tty
- pushd = PUSH Directory
- pwd = Print Working Directory
- rc = runcom = run command, shell
- rev = REVerse
- rm = ReMove
- rn = Read News
- roff = RunOFF
- rpm = RPM Package Manager = RedHat Package Manager
- rsh, rlogin, = Remote
- rxvt = ouR XVT
- sed = Stream EDitor
- seq = SEQuence
- shar = SHell ARchive
- slrn = S-Lang rn
- ssh = Secure SHell
- ssl = Secure Sockets Layer
- stty = Set TTY
- su = Substitute User
- svn = SubVersioN
- tar = Tape ARchive
- tcsh = TENEX C shell
- telnet = TEminaL over Network
- termcap = terminal capability
- terminfo = terminal information
- tr = traslate
- troff = Typesetter new ROFF
- tsort = Topological SORT
- tty = TeleTypewriter
- twm = Tom's Window Manager
- tz = TimeZone
- udev = Userspace DEV
- ulimit = User's LIMIT
- umask = User's MASK
- uniq = UNIQue
- vi = VIsual = Very Inconvenient
- vim = Vi IMproved
- wall = write all
- wc = Word Count
- wine = WINE Is Not an Emulator
- xargs = eXtended ARGuments
- xdm = X Display Manager
- xlfd = X Logical Font Description
- xmms = X Multimedia System
- xrdb = X Resources DataBase
- xwd = X Window Dump
- yacc = yet another compiler compiler