The document provides an introduction to computers including their evolution, components, types of hardware and software, and uses in various professions. It defines a computer as an electronic device that processes data and converts it into useful information for people. It identifies the four main parts of a computer system as hardware, software, data, and people. It lists the processor, memory, input/output devices, and storage as examples of computer hardware. It categorizes system software and application software as the two major types and provides examples of each.

1. 1. Introduction to Computers M. Shakeel Anjum [msa.courses@gmail.com] Department of Business Management Sciences University of Agriculture, Faisalabad

6. Parts of Computer System

8. Computer Hardware Output Storage Input Processor Input and Output Memory

14. Word Processing

15. Spreadsheets

16. Presentations

17. Databases

18. Desktop Publisher

19. Website Builder

20. Project Management

21. Emailing

22. Instant Messengers

24. Supercomputers Columbia Sequioa

25. Mainframe Computers IBM VAX II IBM 704

26. Minicomputers IBM MicroVax Shuttle XPC

27. Microcomputers

28. Microcomputers

29. Two Computer Giants Steve Jobs Bill Gates

31. Computer Setup in Today’s Business Manager CEO Salesman Salesman Salesman Salesman Salesman Mainframe Internet

32. Computer Usage at Stock Exchange

33. A Militant’s Computer

34. A Robodoc at Cardiographic Surgery

35. CAD Applications for Architects

36. Computers in Software Development