Computer information
- 1. What is Computer Prepared and Present By: Nasratullah-Ahmadi
- 2. Computer کمپیوتر Computer is an electronic device which processes our data. Generally Computer is Divided into Two Parts Hardware Software
- 3. Hardware All the physical parts of computer, which we can touch are called hardware. For Example C.P.U Printer Monitor Scanner Mouse Digital Camera Key Board Speakers
- 4. Software All the programs of computer that we can’t touch are called Software. For Example. Ms. Windows 95 – 98 – Xp – Me – 2000 Ms, Office ( Word, Excel,Power Point,Access) Corel Draw, Photo Shop and ETC.
- 5. Software is Divided into Two Parts System Software Application Software We can’t use our computer without System Software We can use our computer without Application Software
- 6. System Software System software is the Operating System of Computer, The computer can’t be operated without system software Operating System Interface between user and computer is called Operating system Ms. Dos Ms. Windows 2000Professional Ms. Windows 95 Ms. Windows Me Ms. Windows 98 Unix, Linux Ms. Windows Xp
- 7. Application Software Application software is the Programs of computer. The computer can be operated without application software Ms. Office ( Word, Excel, PowerPoint, Access) Corel Draw Photoshop And ETC.
- 8. Hardware is Divided into Four Parts Input Device Output Device Memory Device Control Device Used to insert the data. Used To Control the Computer Used to display the data. Used to keep the data
- 9. Input Devices Keyboard Joystick Mouse Web cam Scanner Microphone
- 10. Output Device Monitor Speaker Printer Projector
- 11. Memory Device Main Memory Supporting Memory We can’t Operate Computer Without Main Memory We can Operate Computer Without Supporting Memory Hard Disk Floppy CD Ram Flash Memory
- 12. Control Device 1:- Processor 2:- Main Board / Mother Board 3:- Power Supply
- 13. Input And Output Devices Digital Camera Networking Card Sound Card Modem T.V Card
- 14. Central Processing Unite (C.P.U) Floppy Drive
- 15. Hard Disk
- 16. Floppy Drive and Floppy Disk Floppy Disk Floppy Drive