BrainCheck

Class 8 - Computer - Paper 023

Grade 8 / Computer

20 questions • 20 marks

Time: 25 minutes

Choose one answer per question.

Name: _________________________ Section: __________ Date: __________

1. A web browser is used to _____.

○ A. manufacture a monitor

○ B. view websites

○ C. supply electricity

○ D. replace all storage

Internet

2. Which is software?

○ A. Mouse

○ B. Printer

○ C. Web browser

○ D. Monitor

Hardware and software

3. Two-factor authentication uses _____.

○ A. two independent verification factors

○ B. two identical usernames

○ C. a public password

○ D. only a longer username

Cyber safety

4. A row and column meet at a _____.

○ A. cell

○ B. slide

○ C. paragraph

○ D. folder

Spreadsheets

BrainCheck

Class 8 - Computer - Paper 023

Grade 8 / Computer

20 questions • 20 marks

Time: 25 minutes

Choose one answer per question.

Name: _________________________ Section: __________ Date: __________

5. Using another person's work without credit is _____.

○ A. plagiarism

○ B. encryption

○ C. alignment

○ D. compression

Digital ethics

6. What does a table row usually represent?

○ A. One record

○ B. A network cable

○ C. A whole database engine

○ D. A screen pixel

Databases

7. How many bits are in a byte?

○ A. 2

○ B. 16

○ C. 10

○ D. 8

Data representation

8. In the flowchart, what is printed when x is 15?

○ A. HIGH

○ B. LOW

○ C. Both HIGH and LOW

○ D. Nothing

Algorithms and control flow

BrainCheck

Class 8 - Computer - Paper 023

Grade 8 / Computer

20 questions • 20 marks

Time: 25 minutes

Choose one answer per question.

Name: _________________________ Section: __________ Date: __________

9. What is the purpose of encryption?

○ A. Increasing screen size

○ B. Making data unreadable without the proper key

○ C. Removing all passwords

○ D. Printing a document

Networks

10. Which structure chooses between alternatives?

○ A. Conditional statement

○ B. File extension

○ C. Comment only

○ D. Blank line

Programming

11. Which device stores files without continuous power?

○ A. Cache

○ B. CPU register

○ C. SSD

○ D. RAM

Memory and storage

12. What is the value of 7 // 2 in Python?

○ A. 3

○ B. 4

○ C. 3.5

○ D. 2

Python basics

BrainCheck

Class 8 - Computer - Paper 023

Grade 8 / Computer

20 questions • 20 marks

Time: 25 minutes

Choose one answer per question.

Name: _________________________ Section: __________ Date: __________

13. In the flowchart, what is printed when x is 7?

○ A. Nothing

○ B. Both HIGH and LOW

○ C. HIGH

○ D. LOW

Algorithms and control flow

14. What is a folder mainly used for?

○ A. Producing sound

○ B. Cooling the CPU

○ C. Organising files

○ D. Supplying power

Files and folders

15. An algorithm is a _____.

○ A. kind of battery

○ B. picture file extension

○ C. finite sequence of problem-solving steps

○ D. monitor cable

Algorithms

16. What is an operating system mainly responsible for?

○ A. Only painting the case

○ B. Managing hardware and programs

○ C. Only charging a cable

○ D. Only typing letters

Operating systems

BrainCheck

Class 8 - Computer - Paper 023

Grade 8 / Computer

20 questions • 20 marks

Time: 25 minutes

Choose one answer per question.

Name: _________________________ Section: __________ Date: __________

17. Which command keeps selected text in the clipboard without removing it?

○ A. Copy

○ B. Delete

○ C. Close

○ D. Cut

Word processing

18. Which tag inserts a line break?

○ A. <body>

○ B. <title>

○ C. <br>

○ D. <table>

HTML

19. A presentation is usually organised into _____.

○ A. rows only

○ B. folders only

○ C. physical keys

○ D. slides

Presentations

20. What is decimal 2 in binary?

○ A. 100

○ B. 101

○ C. 10

○ D. 11

Binary numbers