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Shell Scripting In Unix /Linux Training Institute in Kolkata - Shell Scripting In Unix /Linux Course Content
Unix-Shell Scripting Shell Scripting
History of UNIX
Features of UNIX
Flavors of UNIX
Comparison of UNIX with Windows
Architecture of UNIX
UNIX File System

Different types of Files

    * Regular Files
    * Directory Files
    * Device Files

Basic Commands

    * pwd, logname, who, finger
    * Exit, date, cal

Creating Users & Groups

    * groupadd, groupdel
    * useradd, userdel

System startup & Shutdown

    * Init, halt, shutdown
    * Different Run levels
    * Different date formats

Working with files

    * cat, touch, rm
    * cp, mv

Working with Directories

    * mkdir, cd, rmdir, rm –r

Standard Input & Output

    * Redirecting output
    * Redirecting Input

Comparing Files

    * cmp, diff, comm

Searching files

    * find, locate, which

Zip files

    * gzip, gunzip

Displaying files

    * ls, ls options

Viewing long files

    * pg, more, head, tail

File Permissions

    * chmod, chown, chgrp, umask

Meta/Wild Card-characters

    * Class, Anchors
    * Repetition, Alteration
    * Group, Dot

Regular Expressions & Patterns

    * What is pattern
    * Usage of regular expression
    * Different types of pattern
    * Character pattern
    * Word pattern
    * Line pattern

Tools for Filters

    * grep, grep with options

Flat files
What are delimiters and its types?
Reading and Writing to files

Tools for column data

    * cut, paste

 Tools for sorting

    * Sort by lines, Sort by fields
    * Sort with options, uniq

Changing information in files

    * tr, sed

Piping

    * usage of piping
    * piping with filters
    * tee command

Communication Tools

    * write, wall
    * mail, mail with options

Networking protocols

    * telnet, ftp

Disk status

    * du,  df with options

Job control

    * Foreground jobs, background jobs
    * Killing jobs, nohup

Process status

    * ps , ps with options

Editor Vi

          * 3 modes
          * Command mode
          * Insert mode
          * Ex command mode

What is shell scripting?
Importance of shell scripting
Different types of shells
Creating shell script
Making shell scripting executable

Shell input & output

    * echo, print, read

Backslash character constants
Variables

    * What is variable
    * System defined variables
    * Environment files
    * User defined variables
    * Constant variables
    * Local & global variables
    * Special variables

Operators

    * Arithmetic variables
    * Relational numeric operators
    * Logical operators
    * Assignment operators

Conditional statements

    * if, if….else
    * if, elif
    * case

Looping

    * while, until, for
    * break, continue

File test commands
String test commands
exit & sleep commands
Command line arguments

    * Usage of COA
    * What is $0, S#, $*, $@, $? , $$

Job scheduling

    * cron
    * at
    * batch

Compiling and execution of C, Python and C++ programs along with CMS