What is Linux: Certification, Courses, Career, Salary, Admission & Fees

Updated on Jan 8, 2025 04:34 IST
Diya Nihalani

Diya NihalaniContent Author

Linux is an open-source operating system (OS). Operating systems are programs that manage applications and support a computer's basic functions. An OS is essential to a computer system because it manages hardware resources and handles all operations, including running software.

what is Linux

Suggested Links:

Difference between Linux and Unix

 

Q:   What are some of the Top features of Linux?
A:

Below are some of the notable features of the Linux operating system.

  • Free and open-source: Anyone can learn and get started with Linux for free. Linux has a huge amount of information and resources available. You can read the source code available on resources to understand what is going on under the hood. Its open-source nature allows multiple teams to collaborate to enhance the operating system's capability.
  • Portable: Linux kernel and application programs can be installed on any hardware platform.
  • Multi-User: Multiple users can access system resources such as memory and application programs at the same time.
  • Multi-tasking: Multiple functions can be performed simultaneously.
  • Shell: It is a special interpreter programme that is used to execute commands of the operating system.
  • Security: Linux offers top-notch security using authentication, authorization, and encryption.
  • File System: It offers a hierarchical file system in which system files and user files are arranged.
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Q:   What is the history of Linux?
A:

Linux is a freely distributable version of Unix. In 1991, Linus Torvalds, a student at the University of Helsinki in Finland, began his project to create a freely available academic version of Unix. This project later became the Linux kernel.

Today, Linux OS is used in supercomputers, web servers, desktops, laptops, and home appliances such as washing machines, modems, routers, and refrigerators.

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Table of content
  • Top Platforms Offering Linux Courses
  • Popular Private Linux Colleges in India
  • Linux Course Syllabus
  • Top Linux Courses
  • Linux: Salary, Career Scope and Top Recruiters
  • FAQs
  • Popular Linux UG Courses
  • Popular Exams
View More

Top Platforms Offering Linux Courses

There are numerous platforms and Institutes offering courses and certifications in Linux OS for interested candidates. Refer to the table below to learn more about platforms offering online Linux courses.

Platform/ Institute

Fees

Simplilearn 0 - INR 2,000
EC-Council 0 - INR 16,500
UDEMY INR 360 - INR 3,500
Linkedin Learning INR 899 - 1,150
NIELIT Chennai  INR 2,000
Coursera NA
Great Learning NA
Microsoft NA

Note: The above information is sourced from external sites and may vary.

Top Linux Platforms: Full-time Courses

Interested candidates can refer to the table below to learn more about platforms offering full-time Linux courses.

Platform/ Institute

Fees

Don Bosco College INR 1,200
National Institute of Electronics and Information Technology
INR 4,000
Linux Training and Certification (LTC Thane)
INR 5,000 - 60,500
Aptech Computer Education
INR 5,200 - 9,700
NIELIT National Institute of Electronics and Technology, Kolkata  INR 8,000
NIELIT Guwahati INR 8,000

Note: The above information is sourced from external sites and may vary.

Suggested Readings:
Learn Basic Linux Commands (With Syntax)

 

0 - 29.75 K
0 - 2 K
5.2 K - 9.7 K
Q:   What are the main components of Linux?
A:

Main Components of Linux:

FeaturesDetails
Bootloader:

 This software manages the computer's boot process.

Kernel

 This is the core and the lowest level of the operating system. It manages the CPU, memory, and peripheral devices.

Graphical server

 It displays the graphics on the monitor.

DaemonsThese include background services such as printing and scheduling that start during boot or after logging into your system.
Init systemThis sub-system bootstraps the user space and controls the daemons.
Desktop environmentIt is the component that the users interact with.
ApplicationsAn application is a kind of software that lets users perform a task. Applications include everything, ranging from desktop tools to programming languages. Many Linux distributions provide a central database to download additional applications.
Q:   What are some of the free courses of Linux available online?
A:

There are numerous online platforms which provide free courses in Linux. Interested candidates can find these courses majorly on platforms like coursera, great learning and even microsoft has its own set of courses in Linux along with the certificates.

Popular Private Linux Colleges in India

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Linux Course Syllabus

The core subjects related to Linux OS, common to almost every certification, are described below. Though the subjects can vary from one certification to another, these subjects are integral to most Linux courses:

Module I
What is Linux? Everyday use of Linux
Unix vs. Linux -
Module II
Downloading and Installing Oracle VirtualBox Linux Distributions
Different way to install Linux Linux Desktop (GUI)
Module III
Accessing a Linux system New Network Commands (ifconfig and ip)
Connect Linux VM via Putty File system structure description
Module IV
Linux Fundamentals Commands Syntax
File Maintenance Commands File Display Commands
Module V
Linux System Administration Linux File Editors (vi text editor)
OS Maintenance Commands (shutdown, reboot, halt, init etc.) Talking to users (users, wall, write)
Module VI
Shell Scripting Linux Kernel
Types of Shells  Aliases
Module VII
Networking, Servers, and System Updates Network Components
Enabling Internet in Linux VM NIC Information (ethtool)
Module VIII
Disk Management and Run Levels System run levels
Linux Boot Process Storage

Note: The above information is sourced from external sites and may vary.

 

Q:   What are the common topics in most of the Linux Courses?
A:
Linux Subjects
System Startup and ShutdownLinux Filetree System Layout
Kernel Services and ConfigurationPartitioning and Formatting Disks
Linux FilesystemsRAID and LVM
ProcessesPackage Management Systems
Package InstallersUser and Group Account Management
Backup and Recovery MethodsNetworking
FirewallsLocal System Security
Q:   What are the books that one can read to learn Linux?
A:

Many books can transform you from a beginner to an expert in Linux. Here are some of the popular books to learn Linux concepts:

  1. Linux Pocket Guide is a book written | Author: Jason Cannon
  2. Linux Administration | Author: Jason Cannon
  3. The Linux Command Line | Author: William Shotts
  4. Linux Command Line and Shell Scripting Bible | Author: Richard Blum
  5. How Linux Works | Author: Brian Ward

 

Linux: Salary, Career Scope and Top Recruiters

The following are some popular job profiles that require Linux skills:

Job Title

Average Salary Package

Senior Software Engineer INR 35 LPA

Linux Engineer

INR 20 LPA

Software Developer

INR 14 LPA

Systems Administrator INR 13.2 LPA

Software Engineer

INR 10 LPA

Application & Web programmer INR 9 LPA

Systems Engineer

INR 6 LPA

Technical Support INR 6 LPA

Linux Administrator

INR 5 LPA

TechOps Engineer

INR 5 LPA

Source: Ambitionbox

Also Read: Top Linux Interview Questions and Answers

Linux Top Recruiters

Interested candidates can refer to the list of top recruiters who hire for various positions in the industry that require skills in Linux.

Linux Top Recruiters
Red Hat: IBM
SAP Google
Amazon Facebook
Netflix Collabera

Note: The above information is sourced from external sites and may vary.

 

 

Q:   What is the average salary package for a Linux expert in India?
A:

In India, the salary of a Linux Specialist is usually based on the range of experience of the candidate, location of workplace, company reputation & Industry type. On average, the salaries of Linux Specialists can range from INR 4 Lakhs to INR 20 Lakhs per year. 

Q:   What are the top Linux job roles in India?
A:

Given are some of the top Linux job roles in the current market scenario as of 2025. Interested candidates can refer to the list below.

  • Linux Administrator.
  • System Administrator.
  • Network Administrator.
  • DevOps Engineer.
  • Cloud Engineer.
  • Database Administrator.
  • IT Manager.
  • Technical Support Engineer.

FAQs

Frequently Asked Questions about Linux Courses:

Q:   Where is Linux mainly used?
A:

Linux Operating System has it's usage in supercomputers, web servers, desktops, laptops, and home appliances such as washing machines, modems, routers, and refrigerators. Linux is also known to be used in Smart Devices, Servers and Mainframes, Gaming, Supercomputers, etc.

Q:   What is the future of Linux in the Industry?
A:

Linux has replaced UNIX and is dominating the computing field. It is widely used in supercomputers and embedded devices. While Linux has not been able to dominate the desktop space, it is an essential player in this field.

Due to its features, such as flexibility and open-source nature, Linux-based operating systems are now used in various connected devices. Linux is likely to revolutionize emerging technologies, including wearables, the Internet of Things  (IoT), smart home devices, and more.

Q:   What are prerequisites for a Linux Course?
A:

Usually, there are no hard and fast rules to take a Linux Course; still, there is a set of pre-requisites advisable for students about to pursue a course in Linux.

  • One should have a basic familiarity with using a computer and navigating its interface.
  • Successfully pass Class 12. (with subjects like Computers and English, preferably).
  • One should have a basic knowledge of how operating systems work.
  • Formal certifications like RHCE, LPIC-1, and LPIC-2  (Linux Professional Institute) require prior experience with Linux.
Q:   What is the admission process for a Linux Course?
A:

1.Check Eligibility for the Linux Course you are considering.
2. Fill application form, if required.
3. Submit the documents, if required.
4. Some Linux courses are based on entrance, (eg: C-CAT for C-DAC's Diploma courses), or are merit-based.
5. Pay the course fee to access the learning materials & confirm your enrollment.
6. Begin to learn from live sessions, accessing pre-recorded lectures, or engaging with online learning modules.

Popular Linux UG Courses

Following are the most popular Linux UG Courses . You can explore the top Colleges offering these UG Courses by clicking the links below.

UG Courses

Popular Exams

Following are the top exams for Linux. Students interested in pursuing a career on Linux, generally take these important exams.You can also download the exam guide to get more insights.

Apr '26 - May '26

NIMCET 2026 Application Form

TENTATIVE

May '26

NIMCET 2026 Application Form Correction Facility

TENTATIVE

Dec '25 - Feb '26

MAH MCA CET 2026 Registration

TENTATIVE

Mar '26

MAH MCA CET 2026 Application Correction Facility

TENTATIVE

6 Oct ' 25 - 9 Oct ' 25

Payment of fees by Choice 1 and Choice 2 candidates

4 Oct ' 25

Karnataka PGCET First Round Allotment Results (Fi...

Mar '26

CUET 2026 Application Process

TENTATIVE

May '26 - Jun '26

CUET 2026 Exam

TENTATIVE
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Answered a month ago

Grras IT Solutions is an authorised Red Hat training and certification partner and offers Red Hat Linux training at its Ahmedabad center. With expert-certified trainers, hands-on lab sessions, and official exam preparation, Grras has helped hundreds of candidates successfully achieve global Red Hat

...Read more

84134530
Tanu Rao

Contributor-Level 10

Answered 2 months ago

Usually, there are no hard and fast rules to take a Linux Course; still, there is a set of pre-requisites advisable for students about to pursue a course in Linux.

  • One should have a basic familiarity with using a computer and navigating its interface.
  • Successfully pass Class 12. (with subjects like Co

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Given are some of the top Linux job roles in the current market scenario as of 2025. Interested candidates can refer to the list below.

  • Linux Administrator.
  • System Administrator.
  • Network Administrator.
  • DevOps Engineer.
  • Cloud Engineer.
  • Database Administrator.
  • IT Manager.
  • Technical Support Engineer.

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

In India, the salary of a Linux Specialist is usually based on the range of experience of the candidate, location of workplace, company reputation & Industry type. On average, the salaries of Linux Specialists can range from INR 4 Lakhs to INR 20 Lakhs per year. 

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

There are numerous online platforms which provide free courses in Linux. Interested candidates can find these courses majorly on platforms like coursera, great learning and even microsoft has its own set of courses in Linux along with the certificates.

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

1.Check Eligibility for the Linux Course you are considering.
2. Fill application form, if required.
3. Submit the documents, if required.
4. Some Linux courses are based on entrance, (eg: C-CAT for C-DAC's Diploma courses), or are merit-based.
5. Pay the course fee to access the learning materials & co

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Generally, there are no strict eligibility criteria for learning Linux. However, specific courses or certifications might have prerequisites, such as a certain educational background or prior experience, especially for advanced levels:

One should have a basic familiarity with using a computer and nav

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Linux Subjects
System Startup and ShutdownLinux Filetree System Layout
Kernel Services and ConfigurationPartitioning and Formatting Disks
Linux FilesystemsRAID and LVM
ProcessesPackage Management Systems
Package InstallersUser and Group Account Management
Backup and Recovery MethodsNetworking
FirewallsLocal System Security

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Main Components of Linux:

FeaturesDetails
Bootloader:

 This software manages the computer's boot process.

Kernel

 This is the core and the lowest level of the operating system. It manages the CPU, memory, and peripheral devices.

Graphical server

 It displays the graphics on the monitor.

DaemonsThese include background services such as printing and scheduling that start during boot or after logging into your system.
Init systemThis sub-system bootstraps the user space and controls the daemons.
Desktop environmentIt is the component that the users interact with.
ApplicationsAn application is a kind of software that lets users perform a task. Applications include everything, ranging from desktop tools to programming languages. Many Linux distributions provide a central database to download additional applications.

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Linux has replaced UNIX and is dominating the computing field. It is widely used in supercomputers and embedded devices. While Linux has not been able to dominate the desktop space, it is an essential player in this field.

Due to its features, such as flexibility and open-source nature, Linux-based o

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Many books can transform you from a beginner to an expert in Linux. Here are some of the popular books to learn Linux concepts:

  1. Linux Pocket Guide is a book written | Author: Jason Cannon
  2. Linux Administration | Author: Jason Cannon
  3. The Linux Command Line | Author: William Shotts
  4. Linux Command Line and S

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Linux Operating System has it's usage in supercomputers, web servers, desktops, laptops, and home appliances such as washing machines, modems, routers, and refrigerators. Linux is also known to be used in Smart Devices, Servers and Mainframes, Gaming, Supercomputers, etc.

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Linux is a freely distributable version of Unix. In 1991, Linus Torvalds, a student at the University of Helsinki in Finland, began his project to create a freely available academic version of Unix. This project later became the Linux kernel.

Today, Linux OS is used in supercomputers, web servers, de

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Below are some of the notable features of the Linux operating system.

  • Free and open-source: Anyone can learn and get started with Linux for free. Linux has a huge amount of information and resources available. You can read the source code available on resources to understand what is going on under th

...Read more

D

Diya Nihalani

Contributor-Level 10

Answered 2 months ago

Both the operating system courses are good in their own way. The students who are into programming languages can prefer to study Linux as it supports multiple programming languages. The students who are interested in learning networking and related concepts can study Windows operating systems. Both

...Read more

D

Diya Nihalani

Contributor-Level 10

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