Section 1: Multiple Choice Questions
(Choose the correct answer from the options provided.)
1. What does DNS stand for?
a) Domain Name System
b) Data Network Service
c) Digital Network Security
d) Device Name Server
2. Which of the following is a wireless transmission method?
a) Ethernet
b) Wi-Fi
c) Fiber Optic
d) Coaxial Cable
3. What is the purpose of an IP address?
a) To store files on a server
b) To identify a device on a network
c) To encrypt data
d) To display web pages
4. Which protocol is used to securely transmit data over the internet?
a) HTTP
b) FTP
c) HTTPS
d) SMTP
5. What does the padlock icon in a web browser indicate?
a) The website is slow to load
b) The website is using HTTPS and has an SSL certificate
c) The website is not secure
d) The website is offline
6. Which of the following is an example of a top-level domain (TLD)?
a) www
b) .com
c) http://
d) google
7. What is the main function of a web server?
a) To connect devices to the internet
b) To store and serve web pages
c) To encrypt data
d) To translate URLs to IP addresses
8. Which of the following is a characteristic of Bluetooth?
a) High bandwidth
b) Long transmission distance
c) Short-range communication
d) High security against hacking
9. What is the purpose of encryption?
a) To increase the speed of data transmission
b) To scramble data so it cannot be read by unauthorized users
c) To store data on a server
d) To translate URLs to IP addresses
10. What does a 404 error indicate?
a) The website is secure
b) The web page was not found
c) The connection is slow
d) The IP address is invalid
Section 2: True or False
(Indicate whether the statement is true or false.)
11. Wi-Fi is a wired method of connecting to the internet.
- True / False
12. An IP address consists of four numbers separated by full stops, each between 0 and 255.
- True / False
13. HTTPS is the secure version of HTTP.
- True / False
14. Bluetooth has a longer transmission distance than Wi-Fi.
- True / False
15. A web browser is an example of systems software.
- True / False
Section 3: Short Answer Questions
(Answer the following questions briefly.)
16. What is the difference between HTTP and HTTPS?
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17. Explain how DNS works to translate a URL to an IP address.
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18. What are the advantages of using cellular data over Wi-Fi?
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19. Why is it important for websites to use SSL certificates?
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20. What is the role of artificial intelligence (AI) in search engines?
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Section 4: Matching
21. Bandwidth -
22. Interference -
23. SSL Certificate -
24. URL -
25. Accelerometer -
a) A digital certificate that confirms a website is genuine and uses encryption.
b) The amount of data that can be transmitted in a given time.
c) A sensor that detects movement.
d) Disruption of a signal during transmission.
e) The address of a web page.
Section 5: Scenario-Based Questions
(Answer the questions based on the scenarios provided.)
26. Scenario: A user is trying to access a website but receives a 404 error.
- Question: What does this error mean, and what could be the possible reasons for it?
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27. Scenario: A company wants to create a secure website for online payments.
- Question: What steps should the company take to ensure the website is secure?
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28. Scenario: A student is using a mobile phone to stream a video while walking in a park.
- Question: Which wireless transmission method is the student most likely using, and why?
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Section 6: Diagram Interpretation
29. Look at the following flowchart and answer the questions:
Start
Input URL
Yes
Does URL = "google.com"? Display IP: 142.250.74.142
No
Display "404 Error"
End
- Question: What will the flowchart display if the user inputs "yahoo.com"?
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