Job Credibility
Certification Valid for Life
Live Classes
Certificate of Completion

Mode of Exam : Online
Duration : 1 Hour
Multiple Choice Questions are asked
No. of Questions are asked : 50
Passing Marks : 25 (50%)
There is no negative marking

You are welcome to this course, if you wish to ascertain bash shell scripting skills and solving real-world problems like a pro.

In this course, you are going to learn how write down shell scripts that are used on Linux, Mac, and Unix Operating Systems. You will also learn to automate tasks using shell scripts and build complex scripts that make the most of advanced bash shell features.

The thing you’ll also consider in this course are, how shell scripts can be used for automating system administration and making choices on accepting user input.

One who has some basic understanding of Linux can enhance the Linux shall scripting skills.

Basically, you will be learning many scripts with real-life examples.

Command and syntax are same as these directly enters the instruction and therefore Bash shell scripting is useful. So, generally programmers do not switch to different syntax. It is far quicker and therefore you can start as fast as possible and can learn interactive debugging etc.

Here are some common topics that will be discussed later in the course

Strings
Variable
File Manipulation
Arrays
Wildcards
Environmental Variables

Things Required:

Basic Knowledge of Terminal
A Linux or Mac System fully configured with Linux terminal or GitBash Inside.

This course is for everyone who desires to have a good knowledge of Linux and also wants to give power to his career in the Linux field. Then, this course may fit you well enough. If you acquire such skills, you will be able to work easily with tedious tasks.

This course will provide you with a robust foundation, built with exertion, and determination, to your upcoming bright future. In short, those with skills and interests in Computer science, operating systems, programming languages or anything related will find satisfaction within this course, additionally as future opportunities you will not have considered before.

Total: 112 lectures

Technical requirements
Types of Linux shells
What is bash scripting?
The bash command hierarchy
Preparing text editors for scripting
Creating and executing scripts
Declaring variables
Variable scope
Command substitution
Debugging your scripts

Creating Interactive Scripts
Technical requirements
Using echo with options
Basic script using read
Script comments
Enhancing scripts with read prompts
Limiting the number of entered characters
Controlling the visibility of the entered text
Passing options
Try to be standard
Enhancing learning with simple scripts

Conditions Attached
Technical requirements
Simple decision paths using command-line lists
Verifying user input with lists
Using the test shell built-in
Creating conditional statements using if
Extending if with else
Test command with the if command
More conditions with elif
Using case statements
Recipe – building a frontend with grep

Creating Code Snippets
Technical requirements
Abbreviations
Using code snippets
Creating snippets using VS Code

Alternative Syntax
Technical requirement
Recapping the test command
Providing parameter defaults
When in doubt – quote!
Advanced tests using [[
Arithmetic operations using ((

Iterating with Loops
Technical requirement
for loops
Advanced for loops
The IFS
Counting directories and files
C-style for loops
Nested loops
Redirecting loop output
while loops and until loops
Reading input from files
Creating operator menus

Creating Building Blocks with Functions
Technical requirements
Introducing functions
Passing parameters to functions
Variable scope
Returning values from functions
Recursive functions
Using functions in menus

Introducing the Stream Editor
Technical requirements
Using grep to display text
Understanding the basics of sed
Other sed commands
Multiple sed commands

Automating Apache Virtual Hosts
Technical requirements
Apache name-based Virtual Hosts
Automating virtual host creation

AWK Fundamentals
Technical requirements
The history behind AWK
Displaying and filtering content from files
AWK variables
Conditional statements
Formatting output
Further filtering to display users by UID
AWK control files

Regular Expressions
Technical requirements
Regular expression engines
Defining BRE patterns
Defining ERE patterns
Using grep

Summarizing Logs with AWK
Technical requirements
The HTTPD log file format
Displaying data from web logs
Displaying the highest ranking IP address
Displaying the browser data
Working with email logs

A Better lastlog with AWK
Technical requirements
Using AWK ranges to exclude data
Conditions based on the number of fields
Manipulating the AWK record separator to report on XML data

Using Python as a Bash Scripting Alternative
Technical requirements
What is Python?
Saying Hello World the Python way
Pythonic arguments
Supplying arguments
Counting arguments
Significant whitespace
Reading user input
Using Python to write to files
String manipulation

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Bash Shell Scripting