JSS One Essay Exam Questions in Computer Studies

JSS One Essay/Theory Questions in Computer Science/ICT


1a. Write out the full meaning of the following
i. ENIAC
ii. UNIVAC
iii. EDSAC
iv. EDVAC
1b. List any four early counting devices you know
1c. Mention three major problems with early counting devices.
1d. Copy and complete the table below

S/N Counting Devices Inventors
1. Napier’s bone _______________
2. _____________ Chinese
3. Stepped Reckoner ____________
4. Pascaline _____________
5. ______________ Charles Babbage
6. ______________ John Mauchly and Presper Eckert
7. Difference Engine __________________
8. _______________ Williams Oughtred

2. Draw a well labeled diagram of John Von Neumann Architecture.

3. Briefly state the contributions of Philip Emeagwali to the development of computer.

4. In a tabular form, state the generations of computer, the technology used in them, the operation speed and the year interval respectively.

5a. Define mechanical counting device.
5b. List two mechanical counting devices and write short notes on any one.

6a. Define electronic counting devices
6b. List any five (5) electronic counting devices you know.
6c. State one difference between a laptop and a desktop.

7a. Define electro-mechanical counting device.
7b. Name any five (5) electro-mechanical counting devices and write short notes on any one.

8a. Define ICT.
8b. State three main uses of ICT.
8c. List two means of transmitting information
8d. List any six ICT gadgets you know
8e. Copy the table below and match each modern method of transmitting information with its corresponding use.

9a. What is information transmission?
9b. List and explain any four ancient methods of transmitting information.

10. Briefly describe the impact of ICT in the following areas of daily activities:
a. Commerce
b. Education
c. Communication
d. Library
e. Banking

11. Explain the three modes of receiving information. Give two examples in each case.

12a. Define data processing?
12b. List six stages in data processing cycle.

13a. Mention three features of a computer that makes it an excellent tool for processing data.
13b. List any two laboratory rules and regulations.

14. State the generations of computer and the technology used in them respectively.

17a. Differentiate between data and information.
17b. Explain the three types of data.

18. Write out the full meaning of the following:
i. CPU
ii. GIGO
iii. UPS
iv. RAM
v. ROM

19. The diagram shows the computer as an IPOS system. Copy and complete the diagram.

20a. State four (4) methods of gathering data.
20b. List four (4) things that must be considered before are gathered.

21a. Define computer ethics
21b. Mention four (4) computer room management ethics.

22a. What is data processing?
22b. List the six stages in data processing cycle.

23. List five (5) laboratory rules and regulations.

24. Mention five (5) features of a computer that makes it an excellent tool for processing data.

25a. What is booting?
25b. List the two types of booting.
25c. Write out the steps involved in shutting down the computer properly.

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