Review Questions

Exercise One
1.	Briefly describe the history of computers. 2.	(a). What do you mean by computer generations? (b). Describe the FIVE generations of computers in terms of technology used and give an example of a computer developed in each generation. (c). Compare computer memory sizes during the Five computer generation periods. 3. What was the most remarkable discovery during the second computer generation? 4. (a). Technology is the basis of computer classification. Based on this, explain briefly the difference between the first three computer generations. (b). What is so peculiar in the fourth and fifth generation of computers? 5.	Match the following generations of computers with the technology used to develop them. Generation	       Technology First generation 	A).	Very Large Integrated Circuit      Second generation 	B). Thermionic valves (Vacuum tubes) Third generation	       C).	Transistors      Fourth generation 	D). Integrated Circuits 6.	Give four characteristics of First generation computer. 7.	Write the following abbreviations in full: (a). ENIAC (b). VLSI (c). IC 8.	What is Artificial Intelligence?

Exercise Two
1.  	What is Data processing? 2.	Briefly explain the two forms of data. 3.	The speed of a computer is measured in ___________. 4.     Explain the following terms: a).  GIGO.   b). PS2    c). USB    d). SCSI 5.	List and explain 4 salient features/ properties of a computer. 6.	List FIVE advantages of a computerized system over a manual system.