Introduction to AIX Unix

1. Fundamentals of the Unix Operating System

• Lecture objectives
• Operating systems
• The unix operating system
• The unix timeline
• The unix environment
• Accessing unix
• The unix shell
• Unix commands
• On-line help
• User password
• Logging out
• Lecture summary

2. The System Management Interface Tool

• Lecture objectives
• Unix files
• Inodes
• File names
• Directories
• Directories, subdirectories and ordinary files
• Absolute path names
• The working directory
• Relative path names
• Home directories
• Navigating the directory hierarchy - the cd command
• The . (dot) and .. (dot-dot) file names
• The directory file and inodes revisited
• The unix directory tree
• Creating and removing directories - the mkdir
• And rmdir commands
• Listing directory contents - the ls command
• Viewing files -- the cat command
• Viewing files - the pg command
• Viewing files - the more command
• Determing file types - the file command
• Copying files - the cp command
• Renaming and moving files - the mv command
• Linking files - the ln command
• Removing files - the rm command
• Printing files
• Lecture summary

3.Unix File Permissions

• Lecture objectives
• Permissions on ordinary files
• Permissions on directories
• Required permissions
• Determining file mode
• Changing mode symbolicly
• Changing mode with octals
• Setting default permissions
• Lecture summary

4. The Visual Editor - vi

• Lecture objectives
• What it is ... And is not
• Opening a session
• Modes
• Cursor movement
• Insert text
• Deleting text
• Modifying text
• Search
• Global substitution
• Block move, copy, delete
• Yank, put and named buffers
• Undo and redo
• Marking text
• Environment control
• Save and exit
• Summary sheet
• Lecture summary

5.An Introduction to the Shell

• Lecture objectives
• Bull's eye
• Common shells
• Command line interpretation
• Line continuation
• Variables in the bourne and korn shells
• Variables in the c shell
• Command substitution
• File name expansion
• Command grouping
• Input, output and errors
• Bourne, korn and c shell redirection: input
• Bourne, korn and c shell redirection: output
• To clobber or not to clobber
• Bourne and korn shell redirection: errors
• Bourne and korn shell redirection: combinations
• Redirection with command grouping
• C shell redirection: errors
• C shell redirection: separating standard output tandard error
• Pipes and filters
• Command line interpretation (review)
• Quoting
• Conditional execution
• Shell programming
• A shell script example
• Shell script execution
• Lecture summary

6. Managing Unix Processes

• Lecture objectives
• Unix programs and processes
• Process creation
• Foreground and background processes
• Viewing process activity with the ps command
• The nice command
• Running long jobs with the nohup command
• Terminating background processes with the kill command
• Unix job control
• Lecture summary

7. Unix and Data Manipulation

• Lecture objectives
• Unix data filters
• The grep command
• Basic regular expressions
• The sed command
• The sort command
• The tee command
• Other unix data tools and languages
• Lecture summary

8. The find Command

• Lecture objectives
• Locating files
• The find command syntax
• Starting directories
• Criteria switches
• Controlling te scope
• "ands" and "ors"
• Action switches
• Action examples
• Lecture summary