Operating Systems
- An Operating System (OS) is an interface between a computer user and computer hardware. An operating system is a software that performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.
Operating System Classifications
Batch Processing Operating System
Interactive Operating System
Multitasking or Timesharing Operating System
Real-time Operating System
Parallel Processing or Multiprocessing Operating System
Distributed or Multicomputing Operating System
Cluster Operating System
Grid Operating System
Types of Operating Systems
DOS
Windows
Linux
Fedora
Ubuntu
Mac OS
Android
About Linux
Linux is used both to run parts of the Internet, as well as to run small and large networks in corporations, offices and homes. Since Linux is stable, secure and robust, it's perfect for storing huge databases of information.
A commercial version of linux is released by RedHat in early 1990's.
Linux is a example of Open Source Software Development and free Operating system.
Linux can be Freely dsitributed downloaded freely. There are priced version of linux also.
Linux can be used by everyone.
Types of Linux
Android
Arch Linux
Centos
Debian
Elementary OS
Fedora Linux
Gentoo Linux
Kali Linux
Linux Lite
Linux Mint
Manjaro Linux
Linux tasks for DEVOPS
Creating and editing files
Running programs
Managing users, groups and permissions
Understanding where programs and system files are kept – this is sometimes called the Linux directory structure
Configuring network connections and firewalls
Installing and configuring software – usually called packages in Linux
Building and compiling software – for example, how to build Java, C or JavaScript programs
Monitoring programs and processes – e.g. using the command top
Automating all of the things above – using simple scripting like Bash
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