Examination on Computer Studies
Class: JSS 1
Term: Second Term
Time: 1 Hour
Total Marks: 70

SECTION A: OBJECTIVES (40 Marks)
Instruction: Answer all questions.

1. ________ is the brain of the computer. (a) Monitor (b) CPU (c) Keyboard (d) Printer
2. The physical parts of a computer are known as ________. (a) Software (b) Hardware (c) Firmware (d) Liveware
3. Which of these is an input device? (a) Monitor (b) Printer (c) Keyboard (d) Speaker
4. The control unit (CU) is a component of the ________. (a) Monitor (b) Keyboard (c) CPU (d) System unit case
5. All of these are components of the CPU except ________. (a) ALU (b) Control Unit (c) Registers (d) Mouse
6. Which is NOT a proper computer lab rule? (a) Do not eat or drink in the lab (b) Always keep the lab clean (c) Run around in the lab (d) Report any fault immediately
7. The process of converting raw facts into meaningful information is called ________. (a) Data entry (b) Word processing (c) Data processing (d) Information retrieval
8. Which of the following is a stage in the data processing cycle? (a) Storage (b) Typing (c) Deleting (d) Printing
9. A monitor is also known as a ________. (a) Central Processing Unit (b) Visual Display Unit (c) Universal Serial Bus (d) Random Access Memory
10. The main reason for having computer lab rules is to ________. (a) Punish students (b) Ensure safety and proper use of computers (c) Make the lab look beautiful (d) Limit access to computers
11. Which of these is not a feature of a computer? (a) Accuracy (b) Speed (c) Storage (d) Laziness
12. Word processing software is used to ________. (a) Play games (b) Type and edit documents (c) Browse the internet (d) Design buildings
13. The first step in creating a new document in word processing is to ________. (a) Print the document (b) Click on ‘File’ then ‘New’ (c) Save the document (d) Close the program
14. Which of these is a good practice for computer care? (a) Pour water on the keyboard (b) Clean the screen with a dry cloth (c) Hit the monitor (d) Insert foreign objects into the system unit
15. ________ is the part of the CPU responsible for performing arithmetic and logical operations. (a) Control Unit (b) Arithmetic Logic Unit (c) Registers (d) System Unit
16. The correct step in saving a file for the first time is to ________. (a) Click ‘Save As’ (b) Click ‘Print’ (c) Click ‘Open’ (d) Click ‘New’
17. Which of the following refers to the computer’s ability to produce correct results without errors? (a) Speed (b) Storage (c) Accuracy (d) Diligence
18. The term for raw facts and figures is ________. (a) Information (b) Data (c) Output (d) Process
19. All of these are uses of word processing except ________. (a) Writing letters (b) Creating reports (c) Playing video games (d) Designing resumes
20. The ________ is the main casing that houses the internal components of a computer. (a) Monitor (b) Keyboard (c) System Unit (d) Mouse
21. Which is NOT a stage in the data processing cycle? (a) Input (b) Output (c) Processing (d) Deleting
22. The ability of a computer to work very fast is known as its ________. (a) Accuracy (b) Storage (c) Speed (d) Reliability
23. An example of a storage device is ________. (a) Keyboard (b) Printer (c) Hard disk (d) Mouse
24. What should you do before switching off the computer? (a) Pull out the power cable (b) Close all open programs (c) Hit the power button (d) Leave programs running
25. The data processing cycle begins with ________. (a) Output (b) Storage (c) Input (d) Processing
26. Which of these allows you to type letters, numbers, and symbols into the computer? (a) Monitor (b) Keyboard (c) Mouse (d) Speaker
27. When saving a document, it is important to give it a unique ________. (a) Colour (b) Name (c) Size (d) Font
28. The part of the CPU that temporarily holds data during processing is called ________. (a) ALU (b) Control Unit (c) Registers (d) Monitor
29. Which of the following is a common use of word processing in schools? (a) Playing educational games (b) Preparing assignments and notes (c) Watching movies (d) Conducting scientific experiments
30. The feature of a computer that allows it to store vast amounts of data is ________. (a) Speed (b) Accuracy (c) Storage (d) Versatility
31. Which of these is a proper way to handle computer cables? (a) Pull them roughly (b) Bend them sharply (c) Arrange them neatly (d) Step on them
32. The final stage of the data processing cycle is usually ________. (a) Input (b) Processing (c) Output (d) Feedback
33. A word processor can be used to check for ________ errors in a document. (a) Network (b) Spelling and grammar (c) Hardware (d) Power
34. The system unit contains the ________. (a) Screen (b) Speakers (c) Motherboard (d) Power cable only
35. Which of these is not a component of the system unit? (a) Hard drive (b) RAM (c) CPU (d) Mouse
36. The term ‘information’ refers to ________. (a) Raw facts (b) Processed data (c) Unorganized figures (d) Random numbers
37. What is the purpose of the Control Unit (CU) in the CPU? (a) To perform calculations (b) To store data permanently (c) To direct and coordinate operations (d) To display images
38. Which of the following is a necessary step to care for your computer keyboard? (a) Eating over it (b) Cleaning it with a damp cloth (c) Using compressed air to remove dust (d) Hitting the keys hard
39. The ability of a computer to store data for future use is a feature called ________. (a) Capacity (b) Memory (c) Storage (d) Retention
40. When you type a letter on the keyboard, it appears on the ________. (a) Printer (b) System unit (c) Monitor (d) Mouse

SECTION B: THEORY (30 Marks)
Instruction: Answer any THREE questions.

1. (a) Define the term ‘Computer Hardware’. (2 marks)
(b) List and briefly explain any two components of the CPU. (3 marks)
(c) State three examples of input devices. (3 marks)
(d) What is the main function of the monitor? (2 marks)

2. (a) What is data processing? (2 marks)
(b) List the four main stages of the data processing cycle. (3 marks)
(c) Briefly explain the ‘Input’ and ‘Output’ stages of data processing. (3 marks)
(d) Give two examples of raw data. (2 marks)

3. (a) Define word processing. (2 marks)
(b) State three uses of word processing software. (3 marks)
(c) Outline the steps involved in saving a new word processing document for the first time. (3 marks)
(d) Mention two types of documents that can be created using a word processor. (2 marks)

4. (a) List three important features of a computer. (2 marks)
(b) Explain the term ‘Accuracy’ as a feature of a computer. (3 marks)
(c) Provide three essential rules for maintaining a clean and safe computer laboratory. (3 marks)
(d) Why is it important to shut down a computer properly? (2 marks)

Objective Marking Scheme

Question 1 – ✅ (b) CPU
Question 2 – ✅ (b) Hardware
Question 3 – ✅ (c) Keyboard
Question 4 – ✅ (c) CPU
Question 5 – ✅ (d) Mouse
Question 6 – ✅ (c) Run around in the lab
Question 7 – ✅ (c) Data processing
Question 8 – ✅ (a) Storage
Question 9 – ✅ (b) Visual Display Unit
Question 10 – ✅ (b) Ensure safety and proper use of computers
Question 11 – ✅ (d) Laziness
Question 12 – ✅ (b) Type and edit documents
Question 13 – ✅ (b) Click on ‘File’ then ‘New’
Question 14 – ✅ (b) Clean the screen with a dry cloth
Question 15 – ✅ (b) Arithmetic Logic Unit
Question 16 – ✅ (a) Click ‘Save As’
Question 17 – ✅ (c) Accuracy
Question 18 – ✅ (b) Data
Question 19 – ✅ (c) Playing video games
Question 20 – ✅ (c) System Unit
Question 21 – ✅ (d) Deleting
Question 22 – ✅ (c) Speed
Question 23 – ✅ (c) Hard disk
Question 24 – ✅ (b) Close all open programs
Question 25 – ✅ (c) Input
Question 26 – ✅ (b) Keyboard
Question 27 – ✅ (b) Name
Question 28 – ✅ (c) Registers
Question 29 – ✅ (b) Preparing assignments and notes
Question 30 – ✅ (c) Storage
Question 31 – ✅ (c) Arrange them neatly
Question 32 – ✅ (c) Output
Question 33 – ✅ (b) Spelling and grammar
Question 34 – ✅ (c) Motherboard
Question 35 – ✅ (d) Mouse
Question 36 – ✅ (b) Processed data
Question 37 – ✅ (c) To direct and coordinate operations
Question 38 – ✅ (c) Using compressed air to remove dust
Question 39 – ✅ (c) Storage
Question 40 – ✅ (c) Monitor