man: Manual
pwd:Print working directory
su:Swith user
cd:Change directory
ls:List files
ps:Process Status
mkdir:Make directory
rmdir:Remove directory
mkfs: Make file system
fsck:File system check
cat: Concatenate
uname: Unix name
df: Disk free
du: Disk usage
lsmod: List modules
mv: Move file
rm: Remove file
cp: Copy file
ln: Link files
fg: Foreground
bg: Background
chown: Change owner
chgrp: Change group
chmod: Change mode
umount: Unmount
dd: 本來應(yīng)根據(jù)其功能描述“Convert an copy”命名為“cc”,但“cc”已經(jīng)被用以代表“C Complier”,所以命名為“dd”
tar:Tape archive
ldd:List dynamic dependencies
insmod:Install module
rmmod:Remove module
lsmod:List module
文件結(jié)尾的"rc"(如.bashrc、.xinitrc等):Resource configuration
Knnxxx / Snnxxx(位于rcx.d目錄下):K(Kill);S(Service);nn(執(zhí)行順序號(hào));xxx(服務(wù)標(biāo)識(shí))
.a(擴(kuò)展名a):Archive,static library
.so(擴(kuò)展名so):Shared object,dynamically linked library
.o(擴(kuò)展名o):Object file,complied result of C/C++ source file
RPM:Red hat package manager
dpkg:Debian package manager
apt:Advanced package tool(Debian或基于Debian的發(fā)行版中提供)