Welcome to Nakshatra Software Training


Shell Scripting Training Institute in Hyderabad

Course Duration : 20 Hrs

Shell Scripting 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 and C++ programs


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