Linux Commands
1.tar 2.grep 3.find 4.ssh 5.sed 6.awk 7.vim 8.diff 9.sort 10.export 11.xargs 12.ls 13.pwd 14.cd 15.gzip 16.unzip 17.ps 18.top 19.kill 20.rm 21.cp 22.mv 23.cat 24.chmod 25.chown 26.passwd 27.mkdir 28.ifconfig 29.whereis 30.locate 31.man 32.head 33.mysql 34.su 35.yum 36.rpm