Ic lecture1
- 1. Chapter 1 The Amazing Computer WOW!
- 2. Course Outline History computer system, basic machine organization, Von Neumann Numbers systems, Binary numbers, Boolean logic, Architecture Algorithm definition , design and implementation, programming Paradigm and languages, Graphical programming, Overview of software engineering and information technology ,operating system, compiler, computer network and internet, computer graphics, All social and legal issues.
- 3. Evaluation Criteria • 10% Quizzes • 20% Lab work/Assignments/projects/case studies • 20% Midterm Exams • 50% Final Exams • 100% Total Marks
- 4. Learning Objectives: • List at least five professions in which computers are routinely used, and describe at least on of the ways computers have affected the work of people in those professions. • List the four parts of a computer system. • Identify four kinds of computer hardware. • List the two major categories of software and explain the purpose of each. • List the four most common types of computers available today and describe what kind of job each does best.
- 5. Recommended Book 1.Peter Norton’s Introduction to Computers 2.Computer Science: An overview of Computer Science, Sherer 3.An Invitation to Computer Science, Schneider and Gersting, Brooks/Cole Thomson Learning, 2000 Evaluation
- 6. Computer - an electronic device used to process data. abcde
- 7. • Hardware - physical parts of the computer • Software - instructions to the computer • Data - raw facts the computer can manipulate • People - also known as users Computer System:
- 9. Computer Hardware - any part of the computer you can touch. • Processor • Memory • Input and Output Devices • Storage Devices
- 10. Output Some types of hardware devices. Storage Input Processor Input and output Memory
- 11. Software - electronic instructions to the computer. Also referred to as a “program.” Two types: • System Software • Application Software
- 12. • Operating Systems • Windows 95, 98, 2000, 2010 •Windows NT, NT Server, NT •Workstation, Server 2000, 2003, 2008 etc •Linux and Unix •DOS System Software:
- 13. Application Software: • Word Processing • Spreadsheets • Graphics • Databases • Entertainment • Educational • Communications • Presentation
- 14. Application software and system software work together to provide useful output.
- 15. Software brings a computer to life.
- 16. Types of Computers: • Supercomputer • Mainframe • Minicomputer • Microcomputer Mainframe computer
- 18. Supercomputers • The most powerful computers made • Handle large and complex calculations • Process trillions of operations per second • Found in research organizations
- 19. Mainframes •Used in large organizations •Handle thousands of users •Users access through a terminal •Large and powerful systems
- 20. Minicomputers •Called midrange computers •Power between mainframe and desktop •Handle hundreds of users •Used in smaller organizations •Users access through a terminal
- 21. Microcomputers • Those are cheaper and slower computers with significant computing power. • Such computers basically use Intel Chipsets. • They are mostly single processor systems
- 22. Who Uses Computers? • Military • Doctors • Educators • Engineers • Architects • Musicians • Filmmakers • Attorneys • Bankers • Architects
- 23. A medical team using “robodoc” to assist in surgery.
- 24. Musicians can use MIDI technology to compose and edit their work.
- 25. Learning Objectives: Chapter 1 Review • List at least five professions in which computers are routinely used, and describe at least one of the ways computers have affected the work of people in those professions. • List the four parts of a computer system. • Identify four kinds of computer hardware. • List the two major categories of software and explain the purpose of each. • List the four most common types of computers available today and describe what kind of job each does best.