Linux Common Command Full Spellings
Category Programming Technology
- pwd: print work directory - Displays the absolute path of the current working directory
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ps: process status (Process Status, similar to Windows Task Manager)
Common parameters: -auxf
ps -auxf Displays process status
df: disk free - Its function is to display the amount of free disk space and space node information. In other words, it reports how much free space is left in any installed device or directory.
du: Disk usage
rpm: RedHat Package Management, one of RedHat's inventions
rmdir: Remove Directory (Remove a directory)
rm: Remove (Remove a directory or file)
cat: concatenate - Combines the contents of multiple files
cat file1file2>>file3 Combines the contents of file1 and file2 into file3
insmod: install module, load a module
ln -s: link -soft - Create a soft link, similar to creating a shortcut
mkdir: Make Directory (Create a directory)
touch: touch - Update the timestamp of a file or create a new empty file
man: Manual - Access the manual pages for commands
su: Switch user (Switch to another user)
cd: Change directory (Change the current directory)
ls: List files (List files and directories in the current directory)
ps: Process Status (Display information about running processes)
mkdir: Make directory (Create a directory)
rmdir: Remove directory (Remove a directory)
mkfs: Make file system (Create a file system on a disk or partition)
fsck: File system check (Check and repair a file system)
uname: Unix name (Display information about the system)
lsmod: List modules (List currently loaded kernel modules)
mv: Move file (Move or rename files or directories)
rm: Remove file (Delete files or directories)
cp: Copy file (Copy files or directories)
ln: Link files (Create a link between files or directories)
fg: Foreground (Bring a background job to the foreground)
bg: Background (Send a foreground job to the background)
chown: Change owner (Change the owner of a file or directory)
chgrp: Change group (Change the group of a file or directory)
chmod: Change mode (Change the permissions of a file or directory)
umount: Unmount (Unmount a file system)
dd: Originally named "dd" for "Convert and copy," but "cc" was already used for "C Compiler"
tar: Tape archive (Create or extract archive files)
ldd: List dynamic dependencies (List dynamic library dependencies of a program)
insmod: Install module (Load a kernel module)
rmmod: Remove module (Unload a kernel module)
lsmod: List module (List currently loaded kernel modules)
File endings with "rc" (e.g., .bashrc, .xinitrc, etc.): Resource configuration
Knnxxx /Snnxxx (located in the rcx.d directory): K (Kill); S (Service); nn (Execution order number); xxx (Service identifier)
.a (extension .a): Archive, static library
.so (extension .so): Shared object, dynamically linked library
.o (extension .o): Object file, compiled result of a C/C++ source file
RPM: Red Hat package manager
dpkg: Debian package manager
apt: Advanced package tool (Provided in Debian or Debian-based distributions)
Other Linux Command Abbreviations
``` bin = Binaries (Binary files)
/dev = Devices (Devices)
/etc = Etcetera (And so on)
/lib = LIBrary (Libraries)
/proc = Processes (Process information)
/sbin = Superuser Binaries (Binary files for the superuser)
/tmp = Temporary (Temporary files)
/usr = Unix Shared Resources (Shared resources among Unix systems)
/var = Variable (Variable data)
FIFO = First In, First Out (A type of queue)
GRUB = GRand Unified Bootloader (A bootloader)
IFS = Internal Field Separators (Internal field separators in shell scripts)
LILO = LInux LOader (A Linux bootloader)
MySQL = My (The name of the original author's daughter)
SQL = Structured Query Language (A language for managing relational databases)
PHP = Personal Home Page Tools = PHP Hypertext Preprocessor (A server-side scripting language)
PS = Prompt String (The command prompt)
Perl = "Practical Extraction and Report Language" (A scripting language)
Python = Named after the British comedy group Monty Python
Tcl = Tool Command Language (A scripting language)
Tk = ToolKit (A 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
Fish = the Friendly Interactive SHell
su = Switch User
MIME = Multipurpose Internet Mail Extensions
ECMA = European Computer Manufacturers Association
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