Basics of Unix and Linux, System/User Administration, Linux & File Utilities. Learn Shells and Shell Programming (BASH).
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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