Linux Basics and Shell Programming Certification Training

Linux Basics and Shell Scripting – Course Syllabus

1. Introduction to Unix/Linux

• Unix and its history
• Introduction to Linux
• Login session
• Working with the Unix filesystem (Linux Directories)
• Linux Basic Commands (ls, pwd, cd, touch, mkdir, rmdir, cp, mv, cat, rm)
• Handling files and directories (with metacharacters)
• Working with vi (visual editor along with 3 modes)
• Linux documentation (along with manual sections including path)

2. File utilities

• Standard I/O, redirection and pipes
• File descriptors and its related usage of metacharacters (>, >>, <, <<, <<<)
• Changing file access rights (users and permissions including both Symbolic and Absolute modes) (chmod)
• Soft links and hard links
• Checking file integrity

3. Linux Utilities

• Disk utilities (du, df)
• Process utilities (ps and all options)
• Text processing utilities (head, tail, wc, find, grep etc)
• Miscellaneous commands
• Compressing and archiving (backup and restore) utilities
• User management, time management and shutdown (init levels)

4. System Administrative Basics

• Networking
• File systems and devices
• Accessing administrator (root) privileges
• Package management

5. Shells and Shell Programming (BASH)

• Command line interpreters and SSH
• Variables in shell (Local and Global (export))
• Environment variables
• How to write the script?
• Quotes (Single and Double along with variables)
• Test commands or [ expr ]
• Conditional statements (if … fi, if … else … fi, if … elif … else … fi, case statement)
• Repetitive statements (for and while loops)
• Conditional execution (&& and ||)
• Functions
• Signal Handling (Default action, Handling Signals and Ignoring Signals)
• Commands such as kill, trap, shift
• Command line processing and command line arguments
• Processing command line options (getopts)
• Utilities: cut, join, tr, awk, sed, uniq, grep