Introduction to UNIX
UNIX structure and capability overview
UNIX history
UNIX standards
Logging in and general orientation
Logging in and logging out
Viewing online man pages
Executing basic UNIX commands
Navigating the file system
UNIX File system layout concepts
Absolute and relative pathname concepts
Navigating and viewing directories with cd, pwd, and ls
Creating and removing directories with mkdir and rmdir
Searching directories with find
Managing Files
File concepts
File characteristics
Viewing files with cat, more, head, and tail
Printing files with lp, lpstat, and cancel
Managing files with cp, mv, ln, and rm
File permissions and access
UNIX file permission concepts
Managing file permissions with chmod and umask
Managing other attributes with chgrp, chown, and touch
Changing user and group identities with su and chgrp
Introduction to the vi editor
Editing files with the vi editor
Shell basics
Shell features
Shell types
Using command aliasing
Using command line recall and editing
Modifying TERM, PATH, and other environment variables
Shell advanced features
Defining local and environment variables
Variable substitution
Alias substitution
Command substitution
Tilde substitution
File name generation
File name generation character concepts
File name generation characters: ?, [], and *
Quoting
Quoting concepts
Quoting characters: ,”, ‘
Input and output redirection
Redirecting standard input, standard output, and standard error
Using sort, wc, and grep filters
Pipes
Shell pipeline concepts
Using tee, cut, tr, more, and pr filters
Network services
Local Area Networks (LANs)
Hostnames
Testing connectivity: ping
ARPA services: telnet, ftp
Berkeley services: rlogin, remsh, rcp
Secure shell Services: ssh, scp, sftp
Process management
Process overview
Listing processes with ps
Starting processes in the background with “&”
Starting processes in the background with nohup
Moving jobs to the background and foreground with bg and fg
Prioritizing processes with nice
Terminating processes with signals
Terminating processes with kill
Scheduling processes with cron and crontab
Scheduling processes with at
Introduction to shell programming
Writing simple shell programs
Using environment variables in shell scripts
Using positional parameters in shell scripts
Using read in shell scripts
Shell programming branches
Using if and case constructs for conditional branching
Using and generating return codes
Using string, integer, and file tests
Shell programming loops
Performing arithmetic in the shell
Shell script while loops
Shell script until loops
Shell script for loops
Offline file storage
Creating and using tar archives
Creating and using cpio archives | 
