Basics of computer

Basics of computer

1. BASICS OF COMPUTER 1

2. WHAT IS COMPUTER? 2 A computer is a device that accepts information in the form of digitalized data and manipulates it for some result based on a program, software, or sequence of instructions on how the data is to be processed.

3. PARTS OF COMPUTER There are basically two parts of computer. Hardware Software 3

4. 1. HARDWARE Computer hardware includes the physical, tangible parts or components of a computer. All parts of computer which we can touch and see are computer hardware. Examples of hardware in a computer are the keyboard, the monitor, the mouse and the central processing unit. 4

5. HARDWARE Hardware can be divided into three parts. 5

6. INPUT DEVICES 6 An input device is a hardware or peripheral device used to send data to a computer. An input device allows users to communicate and feed instructions and data to computers for processing, display and/or storage. Examples of Input Devices Keyboard. Graphic Pad. Webcam Mouse. Scanner. Joystick. Track Ball. Digital Camera. Microphones.

7. OUTPUT DEVICES An output device is any piece of computer hardware equipment which converts information into human-readable form. An output device can receive data from another device and generate output with that data. Examples include monitors, projectors, speakers, headphones and printers. 7

8. OUTPUT DEVICES 8

9. STORAGE DEVICES A storage device refers to a computing hardware used to store information permanently or temporarily. The device can be external or internal to a computer, server, and other computing systems. 9

10. Software 10 Computer software, also called software, is a set of instructions and its associated documentations that tells a computer what to do or how to perform a task. Software includes all different software programs on a computer, such as applications and the operating system. Software can be divided in to two categories: System Software Application Software

11. Example of Software System Software Windows DOS Linux Mac OS X Application Software MS Word MS Excel MS PowerPoint Internet Explorer 11

12. THANK YOU 12