MARKING SCHEME FOR JSS1 COMPUTER STUDIES SECOND TERM CAT 2
SECTION A: OBJECTIVE TEST
ALLOCATION OF MARKS: ¼ mark each = 5 marks
SECTION B: ESSAY
ALLOCATION OF MARKS: 5 marks each = 10 marks. 10 ÷ 2 = 5 marks
1. (a) What is data processing?
- Data processing can be defined as a series of actions or operations that convert or manipulate data into useful information.
- Data processing is also the recording, analyzing, summarizing, converting, dissemination, and dissemination of information.
- Data processing is a computer program that enables the coding and manipulation of data into useful information.
(1 mark for any of the correct definitions given)
1. (b) Mention all the stages of the data processing cycle.
- Data gathering
- Data collection
- Input stage
- Processing stage
- Storage stage
- Output stage
(1 mark each = 3 marks)
1. (c) Give two (2) examples of secondary storage devices.
- Hard disk
- Floppy disk
- Zip drive
- Flash drive
- DVD
- CD, etc.
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