Operating systems . jangid ml
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The document discusses operating systems and their functions. It defines an operating system as software that enables computer hardware and software to communicate and operate together. It also coordinates activities among computer resources. The document notes that operating systems provide user interfaces, allow for single/multi-tasking and users, and perform functions like managing memory, scheduling jobs, and administering security. Key functions of operating systems include starting the computer, providing user interfaces, managing programs and memory, and establishing internet connections.
Operating systems . jangid ml
- 1. OPERATING SYSTEMS JANGID M.L. Operating System . Jangid ML 1
- 2. DEFINITION An operating system, or OS, is a software program that enables the computer hardware to communicate and operate with the computer software. sometimes called the platform, coordinates all activities among computer hardware resources Operating System . Jangid ML 2
- 3. SYSTEM SOFTWARES Systems Software: The programs that control the operations of a computer . It consist - Operating system Linker Compiler Loader Driver etc. Operating System . Jangid ML 3
- 4. OPERATING SYSTEM-1 Character User Interface (CUI) DOS, Unix, Linux etc. Graphical User Interface (GUI) Windows-98/XP/Vista/7i , Linux Networking Windows Net, Sun Solaris Single Tasking : DOS Multi Tasking : An operating system that is capable of allowing multiple software processes to run at the same time. Windows, Linux Operating System . Jangid ML 4
- 5. OPERATING SYSTEM-2 Multi User: A multi-user operating system allows for multiple users to use the same computer at the same time and different times. Linux, Unix, windows 2000 Multi-processing: An operating system capable of supporting and utilizing more than one computer processor Linux, Unix, Windows 2000 Multi-treading : Operating systems that allow different parts of a software program to run concurrently. Linux,unix, Windows 2000 Operating System . Jangid ML 5
- 6. USER INTERFACE User Interface : Controls how you communicate with the computer 1. With a Graphical User Interface 2. With a command-line (GUI), a user interacts with icons interface, a user types all and buttons commands. Operating System . Jangid ML 6
- 7. BOOTING Process Of Starting Or Re-starting of a Computer Cold Boot Turning On Computer That Has Been Powered Off Warm Boot Restarting Computer That Is Powered On Operating System . Jangid ML 7
- 8. Functions Of Operating Systems 1. Self Operated 2. Controlled By User Operating System . Jangid ML 8
- 9. Functions Of Operating Systems 1. Start the computer 2. Provide a user interface 3. Manage programs 10. Administer security 4. Manage memory- 9. Control a network 8. Provide file management and 7. Monitor 6. Establish an 5. Schedule jobs and other utilities performance Internet connection configure devices Operating System . Jangid ML 9
- 10. FUNCTIONS BY OPERATOR File making Folder making Name of file / folder Copy, cut, paste, move etc. Rename, delete, restore etc. Formatting Defragment Scanning etc. Operating System . Jangid ML 10
- 11. Operating System . Jangid ML 11