Shell Scripting Practice Exercises with Demonstration

Complete Linux Shell Scripting Tutorial with Practical Exercises and Examples.

Description

This course will be beneficial for anyone who is interested in automating tasks or creating simple programs on a Linux operating system. Some examples of people who might benefit from learning shell scripting include: System administrators will be able to automate system maintenance tasks, such as backups and server updates. Data scientists will be able to learn about pre-process and organize data sets, or to automate data analysis pipelines. Web developers will be able to use to automate the deployment of web applications or to set up a local development environment. DevOps professionals will be able to use to automate the build, test, and deployment processes of software projects.

In this course we will cover the following:

Section 1:  Course Overview

• Course Overview

Section 2: Lab Setup

• Installation of Virtual Box

• Download & Installation of Linux(CentOS) on VirtualBox Step by Step

• Download, Install and connect through putty

Section 3: Shell Scripting Standards

• The Shell

• What is Shell Scripting?

• Naming Convention for Shell Script

• Shell Scripting Format

• File Permissions in Linux

• How to Run a Shell Script

• Basic Commands used in Shell Scripting

• Listing files and understanding LS output

• Text Editor vi Introduction

• Quiz

Section 4: Shell Scripting Basic Concepts

• Creating first script – Hello World

• Defining variable

• Arithmetic Expressions in Shell Scripting

• String Manipulation in Shell Scripting

• String Comparisons in Shell Scripting

• Read and Echo (Input/Output) statements

• Relational Operators in Shell Scripting

• Conditional Statements (Decision Making)

• Case Statement

• For loop in Shell Scripting

• Do-while in Shell Scripting

• Until Loop in Shell Scripting

• Select Loop in Shell Scripting

• Infinite Loops, and Sleeping

• Exit Status in Shell Scripting

• Special Variables in Shell Scripting

• Quiz

Section 5: Working with Functions, Arrays and String

• Functions in Shell Scripting

• Passing Parameters to a Function

• Nested Functions

• Indexed array in Shell Scripting

• Associative array in shell Scripting

• String Concatenation

• Extract a substring from a string

• Nested Loop in Shell Scripting

• Nested Conditions in Shell Scripting

• Shifting in Shell Scripting

• Quiz

Section 6: Real Life Scripting

• Searching and Extracting Data from Files

• Shell script to delete oldest files and folders

• Shell Script to Backup Files in Directory

• How to use Loops in a file system?

• Check Users Logged In, Ordered by Date, or IP Address

• How to trace log messages in a shell script?

• How to automate user account creation?

• How to check users not logged in?

• How to track the process’s status and terminate it?

• How to add and delete data from Inventory?

• How to reuse one script information to another?

• How to check the status and connectivity of remote hosts?

• How to schedule script through cron job?

• How to check disk space status?

• How to create and verify created files?

• How to create script on run time?

• Store data on live server database

• Get data from live database server

• Quiz

Section 7: Additional Content

• The Linux Directory Structure

• Absolute vs relative path of a directory

• Creating files and directories by command line

• Changing File Permissions

• Modify File Ownership for user and group

• Copying Directories and Files

• Removing Directories and Files

• head and tail commands

• Wild Cards

• Grep

• Pipe

• Shell Aliases

• Compressing and archiving files (using tar, gzip)

• Explanation of Tab Key Completion

• Find your IP address in linux

• User and group administration by command

• Ping command

• Handouts

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