Unix basics

• General
• Commands
• System information
• Files and the file system
• Linux
• Help

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General

• About Unix
• About the shell in Unix
• Log into and out of your Unix account
• Use the vi text editor
• About disk quota in Unix
• About daemons in Unix
• About groups in Unix

Commands

• Introduction to Unix commands
• Use SCP to securely transfer files between two Unix computers
• Use tar to combine multiple files into an archive file
• Use the sort command in Unix
• Unix job control command list
• About grep
• Reissue a long command without retyping it in Unix

System information

• Display information about the Unix operating system
• Find information about Unix workstation security
• Configure your Unix workstation's DNS settings
• Look up IP addresses in Unix
• Set or modify a path in Unix
• Find the current values of all your environment variables and functions in Unix
• Display statistics on free disk space in Unix
• Check the CPU usage of a job in Unix
• About the output fields of the ps command in Unix

Files and the file system

• Find the correct path to an executable file in Unix
• Use filename completion in Unix
• Create a symbolic link in Unix
• About hard links in Unix
• Display the first few lines of a file in Unix
• Display the last lines of a file in Unix
• Split large files into a number of smaller files in Unix
• About Makefiles in Unix

Linux

• Download Ubuntu Linux
• Use RPM in Linux to install software
• Authenticate to ADS.IU.EDU using Kerberos in Red Hat Enterprise Linux or Ubuntu

Help

• Unix online tutorials