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Information technology 1
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- 2. 犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒 犒犒犒犒犒. 1. 犒犒 犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒. 2. 犒犒 犒犒犒犒犒犒犒 犒犒 犒犒犒犒 犒犒犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒. 3. 犒犒 犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒 4. 犒犒 犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 .
- 3. 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒? 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒 犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒犒犒 犒. 犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒 犒犒 犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒犒犒犒. 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒 犒犒犒犒犒犒犒. 犒犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒 犒犒犒. 犒犒犒:- Typewriter, Video Editor, Music Player, Movie Player, Database, Account Tracker, etc.
- 4. 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒? 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒 犒, 犒犒犒犒犒犒犒 犒犒犒, 犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒犒 犒犒 犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒. 犒犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒犒 . 犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒 犒犒犒犒 犒犒犒犒犒犒犒犒犒 . 犒犒 犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒.
- 5. 犒犒犒犒犒犒犒犒 犒犒犒犒 犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒 犒犒? 犒犒犒犒犒犒犒犒 犒犒 犒犒犒犒犒犒 犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒犒 犒犒犒犒 犒犒犒犒. 犒犒 犒犒犒犒犒犒犒犒犒 犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒 犒犒 犒犒犒犒 犒犒犒犒 犒犒 犒犒犒 (Binary Numbers) 犒犒犒 犒犒犒犒犒 犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒犒 犒犒犒犒犒犒犒犒犒 犒犒 犒犒犒犒犒犒 犒犒犒犒犒犒犒犒 犒犒犒犒犒 犒犒犒 犒犒犒. 犒犒犒 犒犒犒犒犒犒犒 Black Box Theory 犒犒犒
- 7. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 . 犇巌挟犇巌挟犇巌挟(Hard ware) - 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇 犇巌挟犇巌挟, 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇. 犇巌挟犇巌挟犇巌挟犇巌挟(Soft ware) - 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇. 犇巌挟犇巌挟犇巌挟犇(Live ware) 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇.
- 8. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇癌 5 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇. 犇巌挟犇巌挟犇巌挟犇巌挟犇Von Neumann model 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇. 1. CPU Central Processing Unit 2. Input - 3. Output 4. Working Storage 5. Permanent Storage
- 10. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 1. System Unit 2. Monitor 3. Keyboard 4. Mouse 5. Printer 6. Router 7. Speakers 8. Scaners ........ etc etc.
- 11. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 1. Mainframe Computer 2. Mini Computer 3. Personal Computer (Microcomputer /Desktop) 4. Laptop, Tablet PC, PDA 5. Servers
- 12. Central Processing Unit (CPU) CPU (Central Processing Unit) 犇巌挟犇 犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟 犇. 犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇 犇巌挟犇 犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟 犇. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇癌 3 犇巌挟. 1. ALU Arithmetic Logic Unit 2. Control Unit 3. Registers
- 13. Arithmetic Logic Unit (ALU) 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟. 犇巌挟犇:- 犇巌挟犇巌挟犇巌挟犇巌挟犇, 犇巌挟犇巌挟犇巌挟犇巌挟. 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇
- 14. Control Unit 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇ALU 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇 犇 (Execute) 犇巌挟犇巌挟犇巌挟犇巌挟.
- 15. Registers 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟犇巌挟 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇巌挟 . 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟(RAM) 犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇巌挟犇 犇巌挟犇 犇巌挟.
- 16. 犇伍狂犇伍狂犇伍狂犇伍狂(Software) 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 犇伍狂犇伍狂犇伍狂犇伍狂 , 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 犇伍狂犇. 犇伍狂犇伍狂犇伍狂犇伍狂犇(Coding) 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 犇伍狂犇伍狂. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂. 犇伍狂犇: C, C++, Perl, Python 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 .
- 17. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇? 1. System Software 2. Application Software
- 18. System Software 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 犇伍狂犇, 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂Operating System (OS) like GNU/Linux, FreeBSD, UNIX, Microsoft Windows, SUN Solaris etc.
- 19. Application Software 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇, 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 OpenOffice Writer, Microsoft Word, Pagemaker, 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂, 犇伍狂犇伍狂犇伍狂Video Players, Firefox Internet Browser, Skype .. etc.
- 20. Operating System 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂 . 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 GNU/Linux, FreeBSD 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂. Microsoft 犇伍狂犇伍狂犇伍狂犇伍狂Proprietary 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇伍狂犇. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂 犇. 犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇伍狂犇.