Introduction to computer written by p.k. sinha

1. Assignment # 02 Introduction to computer Submitted to: Mr. Iqbal Haider Submitted by: Muhammad Bilal

2. Chapter 01 Introduction to Computers

3. Learning Objectives In this chapter you will learn about: ß Computer ß Data processing ß Characteristic features of computers ß Computers’evolution to their present form ß Computer generations ß Characteristic features of each computer generation

4. Computer ß The word computer comes from the word “compute”, which means, “to calculate” ß Thereby, a computer is an electronic device that can perform arithmetic operations at high speed ß A computer is also called a data processor because it can store, process, and retrieve data whenever desired

5. data processing Data Capture Data Manipulate Data Output Results Information Data Processing The activity of processing data using a computer is called Data is raw material used as input and information is processed data obtained as output of data processing

6. Characteristics of Computers

7. Characteristics of Computers

8. Characteristics of Computers

9. Evolution of Computers

10. Evolution of Computers

11. Some Well Known Early Computers

12. Computer Generations

13. Computer Generations

14. Computer Generations

15. Computer Generations

16. Computer Generations

17. Electronic Devices Used in Computers of Different Generations

18. Key Words/Phrases