Best New Free Computer IT Training Tutorial Resources

January 19, 2011

Linux 101 - Commands and Tips

Here is the Linux 101 page at offering many Linux Commands and Tips in 14 categories and detailed topics, as linked below. This is very good and useful knowledge on using and administering Linux and the hardware it runs on.

Linux Categories:

 - Guidelines
 - Boot/Shutdown
 - System Status
 - Files
 - Security
 - Networking
 - Printing
 - Utilities
 - Backup
 - Email
 - FTP
 - vi commands
 - Perl

Detailed topics covered

aliases - Email Names
Backup - tar
cal - Display a Calendar
cat - Displaying Files
cd - Change Directory
chgrp - Change Group
chmod - Change Permissions
chown - Change Owner
clear - Clear Screen
cp - Copy Files
date - Display/Change System Date and Time
Dialup Network Connection - ppp
Directory, Change - pwd
Directory, Create - mkdir
Directory, Display Current - pwd
Directory, List Contents - ls
Directory, Remove - rmdir
Domain Name Servers - nslookup
df - Disk Free Space
du - Disk Usage
Email - aliases
Email, Automatically Scan for Viruses
Email, Getting - fetchmail
Email, File Locations
Email, Client Programs
env - Environment Variables
etc/fstab - NFS Network File System
etc/group - Where Group Information is Stored
etc/passwd - Where User Information is Stored
exit - Log Out
fetchmail - Getting Email from Server
File Permissions Read, Write, Executable
File Structure
File System Cleaning - fsck
File System - mount
File System - unmount
Files, Copy - cp
Files, Display - cat
Files, Display - head
Files, Display - less
Files, Display - tail
Files, Delete - rm
Files, Edit - vi
Files, Linking - ln
Files, Rename - mv
Files, Sorting - sort
Files, Verifying Type
Files, Using Wildcards
finger - View User Information
free - Memory Usage
fsck - Clean the File System
ftp - Anonymous
grep - Finding Specific Content Within a File
Group, Change Ownership - chgrp
Group, Where Information is Stored
head - Displaying Files
Help - info
Help - man
hostname - Host/Domain Name and IP Address
id - Current User Info
ifconfig - Network Configuration
info - Get Help
Interface Statistics - netstat
init - Setting Multi-user Modes
less - Displaying Files
ln - Linking Files
Login Scripts - /etc/passwd bash .profile
Log Out
lpc - Manage Print Spooler
lpr - Print a File
lprm - Remove a Print Job
lpq - View Printer Jobs
ls - List Contents of a Directory
man - Get Help
Memory Usage
mkdir - Create Directories
mount - Mount File System
mt - Handy Tape Commands
mv - Rename Files
netstat - Network Connections, Routing Tables, Interface Statistics
Network Configuration - ifconfig
Network Connection Test - ping
NFS Network File System
nslookup - Query (DNS) Domain Name Servers
Passwords, Where User Information is Stored
passwd - Change passwords
passwd - User's Password
Permissions Read, Write, Executable
ping - Test Network Connection
pipe - Display by Page Utility
ppp - Dialup Network Configuration
Print a File - lpr
printcap - Spooler Configuration File
Print Spooler Manager - lpc
procinfo - System Info
Process Status - top
pwd - Display Name of Current Directory
ps - Process Status
Remove a Print Job - lprm
Restore - tar
rm - Delete Files
rmdir - Remove Directories
Routing Tables - netstat
Routing Steps that Packets Take to Get to Network Host - traceroute
sendmail - Control Config Monitor - Configuration File
sendmail - Stop Start
sendmail - Relay Setup
sendmail - Bug Fix for SuSE and Email Scanner
sort - Sorting Files
Spooler, Manager - lpc
Spooler, View Print Jobs - lpq
su - Switch User
System Info - procinfo
System Date and Time - date
tail - Displaying Files
Tape Command - mt
tar - Backup Restore Verify
telnet - Communicate with Another Host
Time, Display/Change System Date and Time - date
touch - Change Access Time for a File or Create New Filel
traceroute - Routing Steps that Packets Take to Get to Network Host
top - Monitor Process Status
unmount - File System
Users, Current Info - id
useradd - Add User
userdel - Delete User
usermod - Change User
User Information - finger
vi - Edit Text Files
View Print Jobs - lpq
Virtual Hosting
Virus Scanning
wc - Count the Number of Lines, Words or Characters
who - Display Status of Users Logged In

Tags for this post>>

Filed under: Best New Free Computer IT Training Tutorial Resources — computer_teacher @ 5:13 pm

Powered by WordPress