Basics of the Internet (HTTP, HTTPS, IP, DNS, URL) MCQs

1. What does HTTP stand for?
(A) HyperText Transfer Protocol
(B) HighText Transmission Process
(C) Hyperlink Text Transmission Protocol
(D) Hyper Transfer Text Protocol

2. Which protocol secures communication over the internet?
(A) FTP
(B) HTTP
(C) HTTPS
(D) SMTP

3. What is the purpose of a DNS?
(A) To store website data
(B) To convert domain names into IP addresses
(C) To speed up internet connection
(D) To encrypt emails

4. What does an IP address represent?
(A) A unique identifier for a device on a network
(B) A website’s URL
(C) The DNS server address
(D) A programming protocol

5. Which port is used by HTTPS by default?
(A) 20
(B) 443
(C) 80
(D) 21

6. Which of the following is an example of a URL?
(A) 192.168.1.1
(B) www.example.com

7. (C) DNS
(C) DNS
(D) HTTP

8. What is the main difference between HTTP and HTTPS?
(A) HTTPS encrypts data; HTTP does not
(B) HTTP is faster; HTTPS is slower
(C) HTTPS uses IP addresses; HTTP uses domain names
(D) HTTP is only for images

9. What does URL stand for?
(A) Uniform Resource Locator
(B) Universal Reference Link
(C) Unified Resource List
(D) User Resource Locator

10. Which protocol is commonly used to send emails?
(A) HTTP
(B) SMTP
(C) IP
(D) DNS

11. What is the function of a web server?
(A) To store and serve web pages
(B) To convert IP addresses into domain names
(C) To encrypt HTTP requests
(D) To manage DNS records

12. Which of the following is a private IP address?
(A) 8.8.8.8
(B) 192.168.0.1
(C) 172.217.0.46
(D) 54.240.0.1

13. Which DNS record type maps a domain to an IP address?
(A) MX
(B) A
(C) TXT
(D) CNAME

14. What is the default port for HTTP?
(A) 80
(B) 443
(C) 21
(D) 25

15. Which of the following is NOT part of a URL?
(A) Protocol
(B) Domain name
(C) IP address
(D) Hyperlink text

16. What does HTTPS use to secure data?
(A) FTP
(B) SSL/TLS
(C) DNS
(D) IP routing

17. Which protocol is used to transfer files between computers?
(A) FTP
(B) HTTP
(C) SMTP
(D) HTTPS

18. Which part of the URL specifies the protocol?
(A) www.example.com

19. (B) https://
(B) https://
(C) /home/page.html
(D) com

20. What does DNS stand for?
(A) Domain Name System
(B) Data Network Service
(C) Digital Name Server
(D) Domain Number Service

21. Which IP version uses 32-bit addresses?
(A) IPv6
(B) IPv4
(C) IPX
(D) ICMP

22. Which IP version uses 128-bit addresses?
(A) IPv4
(B) IPv6
(C) ICMP
(D) ARP

23. What does a web browser use to find a website?
(A) DNS
(B) FTP
(C) SMTP
(D) TCP only

24. What type of IP address changes each time a device connects to the internet?
(A) Static IP
(B) Dynamic IP
(C) Public IP
(D) Private IP

25. Which of the following is a top-level domain?
(A) com
(B) www
(C) http
(D) index

26. What does SSL stand for in HTTPS?
(A) Secure Socket Layer
(B) Simple Secure Link
(C) Secure System Login
(D) Standard Socket Layer

27. Which of the following is NOT true about HTTPS?
(A) Encrypts communication
(B) Uses port 443
(C) Protects against eavesdropping
(D) Always uses port 80

28. Which DNS record is used to specify mail servers?
(A) MX
(B) A
(C) CNAME
(D) TXT

29. Which of the following is a benefit of using HTTPS over HTTP?
(A) Data integrity
(B) Faster loading
(C) Reduced IP usage
(D) Automatic DNS resolution

30. Which protocol is responsible for routing packets over the internet?
(A) HTTP
(B) IP
(C) DNS
(D) SMTP

31. Which part of a URL indicates the specific page or resource?
(A) Protocol
(B) Domain name
(C) Path
(D) Port

32. What is the main purpose of an IP address?
(A) To locate and identify devices on a network
(B) To encrypt web pages
(C) To store DNS records
(D) To transmit emails