Udemy – 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

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