SECTION A: OBJECTIVES Instructions: Answer all questions in this section

Here are the answers to the questions:

1. An electronic machine programmed to accept, process data information is a (a) Computer.
2. A computer system is composed of (a) Hardware and software that work together to perform various tasks.
3. A (a) Scanner converts printed documents or images into digital format.
4. A (b) Storage device is used to save data and information permanently or temporarily.
5. (a) Communication devices allow computers to connect and exchange information.
6. (c) Maintenance ensures proper functioning and extends the lifespan of computer equipment.
7. (a) Dust accumulated can damage computer components.
8. The (c) Keyboard is the most common input device used to type letters, numbers, and symbols into a computer.
9. A (b) Microphone captures sound and converts it into digital signals.
10. A webcam is used for capturing (b) Images and Videos.
11. A (a) Mouse moves the cursor on the screen.
12. Speakers produce (a) Sound output from the computer.
13. A (b) Projector displays computer output on a large screen.
14. A (b) Monitor displays information in visual form such as text, graphics, and videos.
15. A (d) Printer produces hard copies of documents.
16. The control unit (c) Decodes and Fetches all operations of the computer.
17. Power fluctuation can (a) Damage a computer.
18. Computer (c) Virus corrupts data.
19. (b) Input devices are hardware components used to enter data and instructions into the computer.
20. (b) Output devices present processed information to the user.
21. Modern computers are widely used for (d) All of the above (Education and Business, Communication and Research, Entertainment).
22. Corrective maintenance involves (d) all of the above (Replacing/repairing faulty components, Repairing system unit, Reinstalling operating system).