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This chapter is from the book

Commonly Used Commands and Programs

A number of programs and built-in shell commands are commonly used when working at the command line. These commands are organized here by category to help you understand the purpose of each category:

  • Managing users and groupschage, chfn, chsh, edquota, gpasswd, groupadd, groupdel, groupmod, groups, mkpasswd, newgrp, newusers, passwd, umask, useradd, userdel, usermod

  • Managing files and file systemscat, cd, chattr, chmod, chown, compress, cp, dd, fdisk, find, gzip, ln, mkdir, mksfs, mount, mv, rm, rmdir, rpm, sort, swapon, swapoff, tar, touch, umount, uncompress, uniq, unzip, zip

  • Managing running programsbg, fg, kill, killall, nice, ps, pstree, renice, top, watch

  • Getting informationapropos, cal, cat, cmp, date, diff, df, dir, dmesg, du, env, file, free, grep, head, info, last, less, locate, ls, lsattr, man, more, pinfo, ps, pwd, stat, strings, tac, tail, top, uname, uptime, vdir, vmstat, w, wc, whatis, whereis, which, who, whoami

  • Console text editorsed, jed, joe, mcedit, nano, red, sed, vim

  • Console Internet and network commandsbing, elm, ftp, host, hostname, ifconfig, links, lynx, mail, mutt, ncftp, netconfig, netstat, pine, ping, pump, rdate, route, scp, sftp, ssh, tcpdump, traceroute, whois, wire-test

If you need to find full information for using the command, you can find that information under the command’s man page.

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