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Introduction to Shell Scripting in Linux

16 May 2023

Introduction to Shell Scripting in Linux: A Comprehensive Guide for Beginners

This article is brought to you by JBI Training, the UK's leading technology training provider.   Learn more about JBI's training courses including Linux System AdministrationLinux Shell ScriptingUNIX / Linux FundamentalsEmbedded Linux Systems & Embedded Linux Device Drivers

Section 1: Introduction to Shell Scripting

Shell scripting is a powerful tool for automating tasks and managing system configurations in Linux. By writing scripts, you can streamline repetitive tasks, increase efficiency, and unleash the full potential of the command-line interface. In this section, we'll explore the fundamentals of shell scripting, its benefits, and some common use cases.

What is a shell script? A shell script is a text file containing a series of commands written in a scripting language supported by the shell. The shell acts as an interpreter, executing the commands within the script sequentially. It allows you to combine multiple commands, control their flow, and perform complex operations.

Why learn shell scripting in Linux? Shell scripting provides several advantages in Linux environments:

  1. Automation: Shell scripts automate repetitive tasks, saving time and effort. They can be used to schedule backups, perform system maintenance, or deploy applications.

  2. Customization: Shell scripts enable you to customize your Linux environment according to your needs. You can create scripts to set up personalized configurations or automate software installations.

  3. System Administration: Shell scripts are invaluable for system administrators. They can be used to manage users, monitor system resources, and perform various administrative tasks.

  4. Task Automation: Shell scripts allow you to automate complex workflows. You can create scripts that interact with other applications, perform calculations, or generate reports.

Common use cases for shell scripting: Shell scripting finds applications across a wide range of scenarios. Here are some common use cases:

  1. File and Data Processing: Shell scripts can manipulate files, extract data, and process large volumes of information. For example, you can write a script to search for specific patterns within log files or parse CSV files.

  2. System Configuration: Shell scripts simplify the process of configuring system settings. You can create scripts to set up network configurations, install software packages, or customize user environments.

  3. Task Scheduling: Shell scripts, combined with tools like cron, allow you to schedule recurring tasks at specified intervals. This could include tasks such as system backups, log rotation, or database maintenance.

  4. Web Development and Deployment: Shell scripts play a crucial role in web development workflows. You can automate the deployment of web applications, run tests, manage version control systems, or perform database migrations.

By learning shell scripting, you gain the ability to harness the power of the Linux command line and automate various tasks, making your work more efficient and productive.

Section 2: Getting Started with Shell Scripting

To get started with shell scripting in Linux, there are a few key steps you need to follow. In this section, we'll cover the process of choosing a shell, creating and executing a simple script, and setting execute permissions.

Choosing a shell: Linux offers various shells, including Bash (Bourne Again SHell), C Shell (csh), Korn Shell (ksh), and more. Bash is the most common and widely used shell, known for its rich feature set and compatibility. For the purpose of this guide, we'll focus on Bash.

Creating and executing a simple script: To create a shell script, you can use any text editor, such as Vim, Nano, or Emacs. Let's create a simple script called "" that prints a greeting:

  1. Open a terminal and create a new file called "" using your preferred text editor:

$ nano

  1. Add the following lines to the script:

#!/bin/bash echo "Hello, World!"

The first line starting with "#!" is called the shebang and indicates the interpreter (in this case, Bash) that should be used to execute the script.

  1. Save the file and exit the text editor.

To execute the script, you need to provide execute permissions. Let's cover that in the next step.

Setting execute permissions: By default, newly created scripts do not have execute permissions. To grant execute permissions, you can use the "chmod" command.

  1. In the terminal, navigate to the directory containing the "" script:

$ cd /path/to/directory

  1. Run the following command to make the script executable:

$ chmod +x

The "+x" option adds execute permissions to the file.

  1. Now, you can execute the script using the following command:

$ ./

You should see the output "Hello, World!" printed on the terminal.

Congratulations! You have successfully created and executed your first shell script in Linux.

In the next section, we'll explore variables and data types in shell scripting.

Section 3: Variables and Data Types

In shell scripting, variables are used to store and manipulate data. Understanding variables and their data types is essential for writing effective scripts. In this section, we'll cover declaring and using variables, understanding data types, and exploring variable scope and environment variables.

Declaring and using variables: To declare a variable in a shell script, you simply assign a value to it using the equals sign (=). Here's an example:

#!/bin/bash name="John" age=25

In the above example, we've declared two variables: "name" and "age" with corresponding values.

To access the values stored in variables, you can use the dollar sign ($) followed by the variable name:

#!/bin/bash name="John" age=25 echo "Name: $name" echo "Age: $age"

The output will be:

Name: John Age: 25

Understanding data types: In shell scripting, variables are not explicitly typed. They are treated as strings by default. However, you can manipulate variables as different data types, such as integers and arrays, based on how you use them.

Integer Operations: To perform arithmetic operations on variables as integers, you can use the double parentheses (( )) or the "expr" command. Here's an example:

#!/bin/bash num1=10 num2=5 sum=$((num1 + num2)) product=$(expr $num1 \* $num2) echo "Sum: $sum" echo "Product: $product"

The output will be:

Sum: 15 Product: 50

String Operations: You can concatenate strings using the concatenation operator (+) or by simply placing them together. Here's an example:

#!/bin/bash greeting="Hello" name="John Doe" message=$greeting" "$name echo $message

The output will be:

Hello John Doe

Variable Scope and Environment Variables: Variables in shell scripting have different scopes:

  1. Local Variables: These variables are only accessible within the scope of the script or function where they are declared.

  2. Environment Variables: Environment variables are accessible to all scripts and processes running on the system. They are typically uppercase, such as "PATH," "HOME," or "USER."

You can access environment variables using the dollar sign ($) prefix. For example:

#!/bin/bash echo "Home Directory: $HOME" echo "Username: $USER"

The output will display the corresponding values for the environment variables.

Understanding variables and their data types is crucial for effective shell scripting. In the next section, we'll explore control structures and flow control.

Section 4: Control Structures and Flow Control

Control structures allow you to control the flow of execution in a shell script. By using conditional statements and looping structures, you can make decisions and repeat actions based on certain conditions. In this section, we'll cover conditional statements (if, case), looping structures (for, while), and handling user input.

Conditional statements (if, case): Conditional statements in shell scripting allow you to execute different code blocks based on specific conditions. The most common conditional statement is the "if" statement.

The "if" statement checks a condition and executes a block of code if the condition is true. Here's an example:

#!/bin/bash age=25 if [ $age -ge 18 ]; then echo "You are an adult." else echo "You are a minor." fi

In the above example, we check if the variable "age" is greater than or equal to 18. If it is, the script prints "You are an adult." Otherwise, it prints "You are a minor."

Another control structure is the "case" statement, which allows you to match a variable against multiple patterns. Here's an example:

#!/bin/bash fruit="apple" case $fruit in "apple") echo "It's an apple." ;; "banana") echo "It's a banana." ;; *) echo "Unknown fruit." ;; esac

In the above example, we check the value of the variable "fruit" and execute the corresponding block of code based on the match. If the value is "apple," it prints "It's an apple." If it's "banana," it prints "It's a banana." If none of the cases match, it prints "Unknown fruit."

Looping structures (for, while): Looping structures in shell scripting allow you to repeat a block of code multiple times. The "for" and "while" loops are commonly used.

The "for" loop iterates over a list of values or elements. Here's an example:

#!/bin/bash fruits=("apple" "banana" "orange") for fruit in "${fruits[@]}"; do echo "Fruit: $fruit" done

In the above example, we have an array of fruits, and the "for" loop iterates over each element, printing its value.

The "while" loop repeats a block of code as long as a condition is true. Here's an example:

#!/bin/bash counter=1 while [ $counter -le 5 ]; do echo "Counter: $counter" counter=$((counter + 1)) done

In the above example, the "while" loop executes the block of code until the value of the "counter" variable reaches 5.

Handling user input: Shell scripts can interact with users by reading input from the command line. You can use the "read" command to prompt the user for input. Here's an example:

#!/bin/bash echo "What's your name?" read name echo "Hello, $name!"

In the above example, the script asks for the user's name and then prints a greeting with the provided name.

Control structures and flow control play a crucial role in shell scripting. In the next section, we'll explore command-line arguments and parameters.

Section 5: Command-Line Arguments and Parameters

Command-line arguments and parameters provide a way to pass inputs to a shell script when executing it. They allow scripts to be more versatile and customizable. In this section, we'll explore accessing command-line arguments, using positional parameters, and working with options and flags.

Accessing command-line arguments: Command-line arguments are the values provided to a shell script when it is executed. You can access these arguments within the script using special variables.

The first command-line argument is stored in the variable "$1", the second in "$2", and so on. Here's an example:

#!/bin/bash echo "The script name is: $0" echo "The first argument is: $1" echo "The second argument is: $2"

When executing the script with arguments, such as:

$ ./ argument1 argument2

The output will be:

The script name is: ./ The first argument is: argument1 The second argument is: argument2

Using positional parameters: In addition to accessing specific command-line arguments, you can use positional parameters to work with all the provided arguments collectively.

The special variable "$@" represents all the command-line arguments as a list. Here's an example:

#!/bin/bash for arg in "$@"; do echo "Argument: $arg" done

When executing the script with arguments, such as:

$ ./ arg1 arg2 arg3

The output will be:

Argument: arg1 Argument: arg2 Argument: arg3

Options and flags: Shell scripts can also accept options and flags, which provide additional functionalities or modify the script's behavior. Options are usually represented by single letters and preceded by a hyphen (-), while flags are more descriptive and preceded by double hyphens (--).

To handle options and flags, you can use the "getopts" command. Here's an example:

#!/bin/bash while getopts "abc:" option; do case $option in a) echo "Option -a is set." ;; b) echo "Option -b is set." ;; c) echo "Option -c is set with value: $OPTARG" ;; *) echo "Unknown option: $option" ;; esac done

When executing the script with options and flags, such as:

$ ./ -a -b -c value

The output will be:

Option -a is set. Option -b is set. Option -c is set with value: value

Command-line arguments and parameters provide flexibility to shell scripts, allowing them to handle different inputs and behaviors. In the next section, we'll explore input and output redirection.

Section 6: Input and Output Redirection

In Linux shell scripting, input and output redirection allows you to control the flow of data between the script and external sources. It provides flexibility in handling input from files, redirecting output to files, and combining multiple commands. In this section, we'll cover input redirection, output redirection, and piping.

Input Redirection: Input redirection allows you to take input for a command or script from a file instead of the standard input (keyboard). The < symbol is used for input redirection.

To demonstrate input redirection, let's consider a script that reads and displays the contents of a file:

#!/bin/bash echo "Enter the filename:" read filename while IFS= read -r line; do echo "$line" done < "$filename"

In the above example, the script prompts the user to enter a filename. It then reads the contents of the file using input redirection (<) and displays each line.

Output Redirection: Output redirection allows you to redirect the output of a command or script to a file instead of the standard output (terminal). The > symbol is used for output redirection.

Let's modify the previous example to redirect the output to a file:

#!/bin/bash echo "Enter the filename:" read filename while IFS= read -r line; do echo "$line" done < "$filename" > output.txt

In the above example, the output of the script is redirected to a file called output.txt using the > symbol.

Piping: Piping allows you to redirect the output of one command as the input to another command. The | symbol is used for piping.

Let's consider an example where we want to count the number of lines in a file using the wc command and then display the result:

#!/bin/bash echo "Enter the filename:" read filename line_count=$(cat "$filename" | wc -l) echo "The file $filename has $line_count lines."

In the above example, the cat "$filename" command outputs the contents of the file, which is then piped to the wc -l command to count the lines. The resulting line count is stored in the variable line_count and displayed.

Input and output redirection, along with piping, provide powerful capabilities for manipulating data in shell scripts. In the next section, we'll explore functions and reusable code.

Section 7: Functions and Reusable Code

In shell scripting, functions allow you to organize and reuse code blocks. They help improve code readability, maintainability, and reusability. In this section, we'll cover defining and using functions, passing arguments, and returning values.

Defining and using functions: To define a function in a shell script, you use the function keyword followed by the function name and parentheses. The code block of the function is enclosed within curly braces {}. Here's an example:

#!/bin/bash # Define the function my_function() { echo "Hello from the function!" } # Call the function my_function

In the above example, we define a function called my_function that simply echoes a greeting. We then call the function by its name.

Passing arguments to functions: Functions can accept arguments, allowing you to pass data to them for processing. You can reference these arguments within the function using positional parameters, similar to accessing command-line arguments. Here's an example:

#!/bin/bash # Define the function greet() { name=$1 echo "Hello, $name!" } # Call the function and pass an argument greet "John"

In the above example, we define a function called greet that accepts one argument name. Within the function, we assign the argument to a variable and use it in the echo statement.

Returning values from functions: Functions can also return values back to the caller. To return a value, you can use the return statement followed by the value you want to return. Here's an example:

#!/bin/bash # Define the function add_numbers() { num1=$1 num2=$2 sum=$((num1 + num2)) return $sum } # Call the function and store the returned value result=$(add_numbers 5 3) echo "The sum is: $result"

In the above example, we define a function called add_numbers that takes two arguments num1 and num2. Within the function, we calculate the sum and use the return statement to return the value. The returned value is then stored in the variable result and displayed.

Functions provide a way to modularize code and make it reusable. By using arguments and return values, functions can handle dynamic data processing. In the next section, we'll explore file handling and manipulation.

Section 8: File Handling and Manipulation

In Linux shell scripting, file handling is a crucial aspect that allows you to work with files and directories. You can create, read, write, and manipulate files using various commands and techniques. In this section, we'll cover file creation, reading and writing, searching for files, and basic file manipulation.

  1. File Creation: Creating a new file can be done using the touch command. It creates an empty file or updates the modification timestamp of an existing file. Here's an example:

#!/bin/bash touch newfile.txt

In the above example, the touch command is used to create a new file called newfile.txt.

  1. Reading and Writing to Files: To read the contents of a file, you can use the cat command. It concatenates and displays the content of one or more files. Here's an example:

#!/bin/bash cat file.txt

In the above example, the cat command reads and displays the content of the file file.txt.

To write data to a file, you can use the echo command combined with output redirection (> or >>). Here are a couple of examples:

#!/bin/bash echo "Hello, world!" > output.txt

The above example writes the string "Hello, world!" to the file output.txt. If the file already exists, it overwrites the existing content.

#!/bin/bash echo "Additional content" >> output.txt

The above example appends the string "Additional content" to the end of the file output.txt. If the file doesn't exist, it creates a new file.

  1. Searching for Files: To search for files or directories based on certain criteria, you can use the find command. It recursively searches for files in a directory hierarchy. Here's an example:

#!/bin/bash find /path/to/directory -name "*.txt"

In the above example, the find command searches for files with the extension .txt in the directory specified by /path/to/directory.

  1. Basic File Manipulation: There are several commands available for basic file manipulation, such as copying, moving, renaming, and deleting files. Here are some commonly used commands:
  • cp: Copy files and directories.
  • mv: Move or rename files and directories.
  • rm: Remove files and directories.
  • mkdir: Create directories.
  • rmdir: Remove empty directories.

Each command has its own syntax and options. You can refer to the respective command's documentation for detailed usage.

File handling and manipulation are essential skills in shell scripting. They allow you to perform various operations on files and directories. In the next section, we'll explore error handling and debugging techniques.

Section 9: Error Handling and Debugging

Error handling and debugging are crucial aspects of shell scripting. They help identify and resolve issues in scripts, making them more robust and reliable. In this section, we'll cover techniques for error handling, debugging tools, and best practices for troubleshooting shell scripts.

  1. Error Handling: To handle errors in shell scripts, you can utilize various mechanisms. One common approach is to check the exit status of commands using the $? variable. A non-zero exit status indicates an error. Here's an example:

#!/bin/bash # Run a command and check the exit status ls non-existent-file if [[ $? -ne 0 ]]; then echo "Error: Failed to list the file." fi

In the above example, the ls command is executed on a non-existent file. After executing the command, the exit status is checked using $?. If it is non-zero, an error message is displayed.

You can also use the set -e option at the beginning of your script to automatically exit the script if any command returns a non-zero exit status. This can help ensure that errors are caught and the script stops execution.

  1. Debugging Tools: Shell scripts provide several debugging tools to help identify and troubleshoot issues. One commonly used tool is the echo command, which allows you to print variable values, messages, and checkpoints in your script. Here's an example:

#!/bin/bash # Debugging using echo echo "Starting the script..." variable="some value" echo "Variable value: $variable" # Rest of the script... echo "Script execution completed."

In the above example, the echo command is used to print messages and variable values at various points in the script. This can help trace the execution flow and identify potential issues.

Another useful tool is the set -x option, which enables debug mode and displays each command before executing it. This can provide detailed insights into the execution sequence and help identify errors. You can disable debug mode using set +x.

  1. Best Practices for Troubleshooting: Here are some best practices for troubleshooting shell scripts:
  • Use descriptive error messages to provide meaningful information about encountered errors.
  • Log errors and debugging information to a separate file for easier analysis.
  • Break down complex scripts into smaller functions or sections to isolate issues.
  • Comment out sections of code to narrow down the source of errors.
  • Validate and sanitize user input to prevent unexpected behavior or security vulnerabilities.

By employing proper error handling techniques, leveraging debugging tools, and following best practices, you can effectively identify and resolve issues in shell scripts.

In the next section, we'll explore shell script automation and scheduling.

Section 10: Shell Script Automation and Scheduling

Automation is a powerful feature of shell scripting that allows you to automate repetitive tasks and schedule script execution at specific times. In this section, we'll explore automation techniques, scheduling using cron, and the use of shebangs.

  1. Automation Techniques: Shell scripts can be automated in various ways. One common approach is to create a script that performs a series of tasks automatically. For example, you can create a script that backs up important files, performs system maintenance, or deploys applications.

To automate the execution of a script, you can use tools like cron or systemd timers. These tools allow you to schedule script execution at specified intervals or specific times.

  1. Scheduling with Cron: Cron is a time-based job scheduler in Linux that allows you to schedule recurring tasks. It uses a cron table (crontab) to define the schedule and commands to execute. Here's an example of scheduling a script using cron:

# Edit the user's cron table crontab -e

In the cron table, you can define a cron job by specifying the schedule and the command to execute. For example, to run a script every day at 8:00 AM, you can add the following line:

0 8 * * * /path/to/

In the above example, the numbers represent the minute (0), hour (8), day of the month (), month (), and day of the week (*). The /path/to/ is the command to execute.

  1. Shebangs: Shebangs, also known as hashbangs, are special comment lines at the beginning of a script that specify the interpreter to use for executing the script. They allow you to run scripts directly from the command line without explicitly specifying the interpreter.

Here's an example of a shebang line for a bash script:


In the above example, the shebang line specifies that the script should be executed using the Bash interpreter.

Shebangs provide flexibility and portability, as they allow scripts to be executed by different interpreters (e.g., /bin/bash, /bin/sh, /usr/bin/python, etc.) depending on the specified interpreter in the shebang line.

Automation and scheduling are powerful capabilities of shell scripting that help streamline repetitive tasks and ensure timely execution of scripts. By leveraging tools like cron and systemd timers, you can automate various tasks and improve overall efficiency.

Section 11: Best Practices and Tips

When working with shell scripting, following best practices can greatly improve the quality and maintainability of your scripts. Here are some key practices and tips to keep in mind:

  1. Use descriptive variable and function names: Choose meaningful names that accurately describe the purpose of your variables and functions. This enhances readability and makes your code more self-explanatory.

  2. Comment your code: Add comments to explain the logic, purpose, and any complex parts of your script. Well-commented code is easier to understand and maintain, especially when revisiting the script after a period of time.

  3. Validate user input: Ensure that your scripts handle user input appropriately. Validate and sanitize user input to prevent unexpected behavior or security vulnerabilities. Consider using input prompts and error handling mechanisms to guide users.

  4. Handle errors and edge cases: Implement robust error handling mechanisms in your scripts. Consider scenarios where files or directories may not exist, commands may fail, or variables may be empty. Proper error handling ensures graceful script execution and improves script reliability.

  5. Use indentation and formatting: Adopt consistent indentation and formatting practices to improve code readability. Use proper spacing, line breaks, and indentation to make your code more visually appealing and easier to follow.

  6. Test and debug iteratively: Test your scripts as you develop them. Use debugging tools, print statements, and logging to identify and resolve issues. Break down complex tasks into smaller parts and validate each step individually.

  7. Backup important files: When writing scripts that modify or manipulate critical files or directories, create backups as a precautionary measure. This ensures that you can revert changes if something goes wrong during script execution.

  8. Stay updated with documentation: Keep yourself updated with the documentation of the shell and command-line tools you use. Familiarize yourself with the available options, features, and potential pitfalls. The Linux man pages (man <command>) are a valuable resource.

  9. Practice code reusability: Encourage code reusability by creating functions or libraries for common tasks. This allows you to leverage existing code and reduces duplication, making your scripts more efficient and maintainable.

  10. Version control your scripts: Use a version control system, such as Git, to manage your script versions. Version control helps track changes, collaborate with others, and roll back to previous versions if needed.


In this comprehensive guide, we covered various aspects of Linux shell scripting. We explored script structure, variables and data types, control structures, functions, file handling, error handling, debugging, automation, and scheduling. By mastering these concepts and following best practices, you can create powerful and efficient scripts to automate tasks and enhance your Linux experience.

Remember that practice and experimentation are key to becoming proficient in shell scripting. Continuously challenge yourself with new tasks, explore additional resources, and engage in hands-on coding exercises. The more you practice, the more comfortable and confident you will become in writing shell scripts.

Shell scripting is a valuable skill for system administrators, developers, and anyone working in a Linux environment. It empowers you to automate tasks, improve productivity, and customize your workflow. With dedication and practice, you can become a proficient shell scripter and unlock the full potential of the Linux command line.

Happy scripting and enjoy your Linux journey!

Why did the Linux penguin always bring a file with him to the party?

Because he didn't want to be caught "gnu" without his documents!

As you continue your Linux journey, don't forget to consult official documentation, such as the GNU Bash manual and the Linux Documentation Project, for more detailed information and guidance. Stay curious, keep exploring, and don't be afraid to push the boundaries of your shell scripting skills.

Thank you for joining us on this adventure into the world of shell scripting. We hope this guide has provided you with the knowledge and confidence to embark on your own scripting projects. Remember, with determination and practice, you can become a skilled shell scripter and harness the full potential of the Linux command line.

  1. GNU Bash Manual: The GNU Bash manual is the official documentation for the Bash shell, which is the default shell in most Linux distributions. It provides detailed information about the Bash shell, its features, and how to write scripts. You can find it at:

  2. Linux Documentation Project: The Linux Documentation Project offers a wide range of resources, including guides and how-to articles on various topics related to Linux, including shell scripting. You can explore their documentation at:

  3. Bash Reference Manual: The Bash Reference Manual provides a comprehensive overview of the Bash shell's features, syntax, built-in commands, and more. It can be found on the GNU website:

  4. Advanced Bash-Scripting Guide: This guide is a comprehensive resource that covers advanced topics and techniques in Bash scripting. It provides in-depth explanations, examples, and best practices. You can access it at:

  5. offers a beginner-friendly guide to the Linux command line, including shell scripting. It covers the basics of scripting, variables, loops, and more. Check it out at:

When it comes to expanding your skills in the realm of Linux, shell scripting, and related technologies, JBI Training offers a range of comprehensive courses designed to equip you with the knowledge and practical expertise you need. Our training programs are led by industry experts who provide hands-on learning experiences and valuable insights. Let's explore a selection of their relevant courses:

  1. Linux System Administration: This course focuses on the essential skills needed to effectively administer Linux systems. From installation and configuration to user management, security, and troubleshooting, you'll gain a solid foundation in Linux system administration.

  2. Linux Shell Scripting: Designed for both beginners and those with some experience, this course delves into the fundamentals of shell scripting in Linux. You'll learn how to write powerful scripts to automate tasks, improve productivity, and streamline your workflows.

  3. UNIX / Linux Fundamentals: Ideal for individuals new to the UNIX/Linux environment, this course covers the basics of UNIX/Linux operating systems. You'll explore file management, user permissions, shell navigation, and essential command-line tools.

  4. Docker: In this course, you'll discover the world of containerization with Docker. From container creation and management to networking and deployment, you'll learn how to leverage Docker to build, ship, and run applications efficiently.

  5. Redhat System Administration: Focusing on Red Hat Enterprise Linux, this course provides comprehensive training on system administration tasks, including user management, package installation, network configuration, and security implementation.

  6. Redhat System Administration II: Building upon the Redhat System Administration course, this advanced training program covers topics like system optimization, storage management, troubleshooting, and automation using scripting and tools.

  7. Kubernetes: This course explores the intricacies of Kubernetes, the popular container orchestration platform. You'll learn how to deploy, manage, and scale containerized applications using Kubernetes, ensuring high availability and efficient resource utilization.

JBI Training's hands-on approach, industry-experienced instructors, and comprehensive curriculum make them a valuable choice for enhancing your Linux and shell scripting skills. Be sure to check their website for detailed information on course durations, prerequisites, and upcoming training schedules.


About the author: Daniel West
Tech Blogger & Researcher for JBI Training

+44 (0)20 8446 7555

[email protected]



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