In the previous lesson we discussed about the evolution of computer. In this lesson we will provide you with an overview of the basic design of a computer. You will know how different parts of a computer are organized and how various operations are performed between different parts to complete a specific task. As you know from the previous lesson the internal architecture of computer may differ from system to system, but the basic organization remains the same for all computer systems.
OBJECTIVES
After going through this lesson you would be able to:
- explain basic organization of computer system
- define arithmetic logical unit, control unit and central processing unit
- differentiate between bit, byte and a word
- differentiate between primary memory and secondary memory
- explain primary storage and secondary storage units