Exercise

Essay questions:

1. Explain the difference between the terms ICT and information system.

2. Describe briefly the components of an information system. How are they related to each other?

3. What are the types of computer?

4. Give an example of an application for each of the following computer:

a. Mainframe
b. Minicomputer
c. Supercomputer
d. personal computer

Exercise

5. Give three examples of hardware devices used for:

a. Input
b. Processing
c. Storage
d. Output
e. communications


6. Describe two common storage devices used by a mainframe, minicomputer, supercomputer and the personal computer

7. Give a brief explanation of the following terms:

a. computer connectivity
b. Internet
c. Web