shell scripting training in pune-Shell scripting in Linux openstack and training institutes in Pune
shell scripting training in pune-Shell scripting in Linux openstack and training institutes in Pune

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grras

Unix/linux Shell Scripting in pune

GRRAS  is the best institutes will help you to enhance on labor market through shell scripting training in pune and openstack training in Pune highly customized for IT professionals.Scripts are files that contain shell commands which may be short or can be very complex. Scripts just make it easier because you can invoke one command to run all of the commands in the script. Here instead of using 8 separate commands you can use one command to execute all of them.knowing about shell scripting is a must for any advanced linux administrator or engineer.GRRAS provide the best shell scripting training in pune  with 50+ Assignments Duration of the Training. In this course, you will take your first steps towards unleashing the power of shell scripting with bash through lectures and hands-on labs. Once you have been introduced to shell scripting, you will begin to see the possibilities it can unlock in your own enterprise.during this course, you will learn how to complete the following tasks:

  • Establish and understand scripting environments
  • Identify and set elemental scripting components
  • Manipulate the execution of scripts

Prerequisite: Knowledge of linux and Networking

shell scripting training in pune gives an introduction to the writing of Shell scripts using the shells and to the more advanced features of UNIX/LINUX including the batch editor sed and the text file processing language awk. The course takes the format of a workshop, with a mix of lecture, working examples and practical exercises. Although the content may be customised, at least 30 day is normally needed to cover the core elements. Full course notes are provided along with sample script files and free software tools for use in accessing a UNIX/LINUX server. Programmers, administrators and support personnel who need to understand existing shell scripts, automate procedures and write their own utilities. The UNIX Shell Programming course assumes knowledge of the UNIX Operating System to the level covered in the Introduction to UNIX Course. Some programming experience may also prove advantageous.

Duration: 15 days (2 hour per day)

Basic Shell Programming

  • Scripting conventions
  • The shebang
  • Execution permissions
  • Using source for script execution
  • Creating (& removing) shell functions
  • Using positional parameters
  • Changing the Internal Field Separator (IFS)
  • Declaring and using local variables (limited scope)
  • Shell string operators
  • Shell pattern matching
  • Command substitution
  • Returning values from functions
  • Understanding BASH return codes

Flow Control

  • test statement & it`s equivalents
  • test combinational logic
  • file tests
  • string tests
  • numeric tests

Decision making in BASH

  • if/else statements
  • for statement
  • case statement
  • select statement
  • while & until statements

Command-Line Options and Variable Typing

  • getopts to parse arguments
  • shift to iterate through arguments
  • declare to type variables
  • performing shell math
  • working with integer variables

Arithmetic Shortcuts

  • arithmetic for loops
  • working with shell arrays

Input/Output Command-Line Processing

  • Using labels to store data
  • Using echo & read commands
  • Using printf
  • Reading information from files
  • Using command, builtin & enable

Process Handling

  • Process ID`s & Job numbers
  • Foreground and background processes
  • Signal handling
  • using traps to catch signals

Implementing Simple Menus with select Dialog Boxes with dialog

  • Yes/No Box(yesno)
  • Message Box(msgbox)
  • Input Box(input box)
  • Text Box(text box)
  • Menu Box(menu)
  • Check List Box(checklist)
  • Radio List Box(radiolist)
  • progress Meter Box(gauge)

Graphical Boxes with Zenity

  • Yes/No Box(yesno)
  • Message Box(msgbox)
  • Input Box(input box)
  • Text Box(text box)
  • Menu Box(menu)
  • Check List Box(checklist)
  • Radio List Box(radiolist)
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