Everything You Need to Know About Linux OS and Its Features
An operating system is a set of software that serves as an interface between the computer and the computer user. Linux is a widely popular OS today. Around 2/3rd of the webpages available on the web are produced by servers that run on Linux OS.
This operating system offers the user an ability to choose core components, such as graphics, user-interface components, etc. In this article, we will learn more about the Linux OS and its features.
What does an OS do?
An OS manages the different hardware resources of a computer and provides common services for different programs that run on it. The primary objective of an operating OS system is to provide an environment that lets a user execute any program efficiently.
Linux is a prevalent version of the UNIX OS. It is a zero-entry cost OS for PC users. It has gathered a reputation as a highly efficient, and quick performing system. It is a complete OS that includes a GUI, the Emacs editor, X Window System, TCP/IP, etc. Smartphones, Android OS, cars, television, video recorder, readers, etc. are various uses of Linux OS.
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How is an OS characterized?
Based on the kind of computers they manage; operating systems are classified into six types. These are:
- single-user single-task OS,
- real-time OS, single-user,
- multitasking OS,
- multiuser OS,
- distributed OS, and
- embedded OS
What types of services does an OS manage?
An OS offers the following services to its users:
- a task scheduler,
- disk manager,
- memory manager,
- Other I/O services and
- Security manager.
History of LINUX OS
Linux was developed in 1991 by a student named Linus Torvalds in Finland. He created a free OS kernel that soon got immensely popular all over the globe. From that time, the Linux Kernel is identified by continuous growth and expansion all over the history.
Features of Linux OS
Following are the key features of Linux OS:
- Portability: Linux OS can work on Linux kernel and various types of hardware.
- Open Source: The source code of this OS is freely available to use and share. This enables many teams to work in collaboration.
- Multiuser: Multiple users can use the system resources of Linux simultaneously
- Multiprogramming: A user can run multiple applications on this operating system at one time.
- Hierarchical File System: Linux OS provides a typical file structure to arrange user and system files.
- Shell: The OS provides a special interpreter app that executes OS commands and performs several operations such as call application programs, etc.
- Security: The OS provides user security systems that perform authentication in the form of data encryption, controlled access to files, and password protection.
The Linux OS is very powerful and efficient. It comes with robust security features that make it better than any other OS available. Thousands of firms are increasingly using Linux operating system due to its low licensing fee, affordability, reliability.