1. Computer Architecture and Assembly Language CS 233 Lecture 1
Eltayeb Abuelyaman
The University of Nizwa

2. Abstraction Suppression of detail to show the essence of the matter.
An outline structure.
Division of responsibility through a chain of
Command.
Subdivision of a system into smaller
subsystems

3. Levels of Abstraction

4. Organization Chart for a Book Publishing Company

5. Homework
Draw a three level organizational chart for the Ministry of Higher Education in Oman. You may use their Website for information or come up with your own chart for the Ministry.
Due “Second lecture in the third week”

6. Level Structure for a Typical Computer System

8. Activities of a Computer System

9. Components of a Computer System

10. Space and Time Representations

12. Path of Input Devices’ Data

13. Storage for a byte of data

15. Universal Product Coding Table

17. Path of Output Devices’ Data

18. Pixel Representation of data

19. Data Flow for a Complete Job

20. Exercise
Suppose a CPU is rated at 10 MIPS, what is the average length of time needed to execute one instruction?
Solve and submit by: 10/2/2015