Unix & Shell Scripting

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700+

Learning Topics

120+

Video Content

100+

Coding Exercises

300+

Quiz

450+

Skill Assessment

100+

Hands-on Projects

Topics Covered

Introduction to Unix / Linux

Evolution of Unix / Linux
Comparison of Unix / Linux with other operating systems
Getting Started
Unix / Linux users and superuser
Signing on to Unix / Linux
Unix / Linux system prompt
Introduction to some Unix / Linux commands: cat, ls, date, cal, logname
Stopping a command
Halting output temporarily
Getting on-line help: the man command
Signing off

Reading and writing across files

Setting editor options: wrap margin, auto indent, show mode
Customizing the vi editor
Setting of .exrc file
Unix / Linux file structure
Features of the file structure
Inode concept
Different types of files
Rules for file names
Working with Directories
Working with Directories 1.2
Checking the current directory: pwd command
Changing directory: cd command
Listing directory contents: ls commands
Various options of the ls command: -x, -f, -a, -l, -t, -r, ?, *, [ ], -F, -R
Creating user directories with mkdir
Deleting directories with rmdir
Working with Files
Determining the type of a file using file command
Viewing the contents of a file: cat command
Page-wise display of a file: pg command
Pausing the output: more filter
Changing file permissions: chmod
Creating files using cat

Sending mail: mail, elm, pine commands

General Purpose Utilities
Using calendar: cal command
Viewing system date: date
Login details: who
Changing your password: passwd
The Shell
Redirecting the standard output
Redirecting the standard input
The tee command
Connecting commands with pipes
Filters
Paginating files: pr
Viewing the beginning of a file: head
Viewing the end of a file: tail
Rearranging files: cut, paste and join
Sorting text files: sort command
Extracting unique values: uniq command
Translating characters: tr

More on Shell Programming

The ‘while’ and ‘until’ statements
Altering loop execution with ‘break’ and ‘continue’
true’ and ‘false’
Selective execution using ‘case’ statement
Doing arithmetic with ‘expr’
User input to shell procedures
Passing the standard input
The ‘read’ statement

The vi editor

The command mode
Line positioning and cursor positioning
Word positioning
Positioning the cursor by sentence
Positioning the cursor by paragraph
Positioning the cursor in the window
Positioning the cursor to a specified line
Scrolling the text
Inserting and appending text
Deleting text
Exiting with and without saving
Saving and continuing to edit a document
Creating a new file
Searching for a pattern
Replacing text
Copy, cut and paste operations
User defined registers
Marking text
Other useful commands
Commands at the colon prompt
Line numbering

Moving and renaming files using mv

Copying files using cp
Removing files using rm
Counting words and characters: wc command
Counting words and characters: wc command 2
Printing a file: lp command
Comparing files: cmp, comm and diff commands
Communication Utilities

Shell Programming

Introduction to Unix / Linux shells
Introduction to shell programming
Naming shell procedures
Shell variables
System variables
Arguments to shell procedures
The echo command
The set command
The tput command
Looping with ‘for’ statement
Conditional execution with ‘if’, ‘else’, ‘elif’
The ‘exit’ statement

Introduction to Unix / Linux

Evolution of Unix / Linux
Comparison of Unix / Linux with other operating systems
Getting Started
Unix / Linux users and superuser
Signing on to Unix / Linux
Unix / Linux system prompt
Introduction to some Unix / Linux commands: cat, ls, date, cal, logname
Stopping a command
Halting output temporarily
Getting on-line help: the man command
Signing off

The vi editor

The command mode
Line positioning and cursor positioning
Word positioning
Positioning the cursor by sentence
Positioning the cursor by paragraph
Positioning the cursor in the window
Positioning the cursor to a specified line
Scrolling the text
Inserting and appending text
Deleting text
Exiting with and without saving
Saving and continuing to edit a document
Creating a new file
Searching for a pattern
Replacing text
Copy, cut and paste operations
User defined registers
Marking text
Other useful commands
Commands at the colon prompt
Line numbering

Reading and writing across files

Setting editor options: wrap margin, auto indent, show mode
Customizing the vi editor
Setting of .exrc file
Unix / Linux file structure
Features of the file structure
Inode concept
Different types of files
Rules for file names
Working with Directories
Working with Directories 1.2
Checking the current directory: pwd command
Changing directory: cd command
Listing directory contents: ls commands
Various options of the ls command: -x, -f, -a, -l, -t, -r, ?, *, [ ], -F, -R
Creating user directories with mkdir
Deleting directories with rmdir
Working with Files
Determining the type of a file using file command
Viewing the contents of a file: cat command
Page-wise display of a file: pg command
Pausing the output: more filter
Changing file permissions: chmod
Creating files using cat

Moving and renaming files using mv

Copying files using cp
Removing files using rm
Counting words and characters: wc command
Counting words and characters: wc command 2
Printing a file: lp command
Comparing files: cmp, comm and diff commands
Communication Utilities

Sending mail: mail, elm, pine commands

General Purpose Utilities
Using calendar: cal command
Viewing system date: date
Login details: who
Changing your password: passwd
The Shell
Redirecting the standard output
Redirecting the standard input
The tee command
Connecting commands with pipes
Filters
Paginating files: pr
Viewing the beginning of a file: head
Viewing the end of a file: tail
Rearranging files: cut, paste and join
Sorting text files: sort command
Extracting unique values: uniq command
Translating characters: tr

Shell Programming

Introduction to Unix / Linux shells
Introduction to shell programming
Naming shell procedures
Shell variables
System variables
Arguments to shell procedures
The echo command
The set command
The tput command
Looping with ‘for’ statement
Conditional execution with ‘if’, ‘else’, ‘elif’
The ‘exit’ statement

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