Shell Scripting Training Course Content

Unix-Shell Scripting

• History 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

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

Shell Scripting

• 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

Job scheduling

• cron
• at
• batch

Compiling and execution of C and C++ programs

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