Are you preparing for SSC, Banking, UPSI, STENO, or Computer Operator exams?
Here are 20 important Internet Protocol (IP) based MCQ questions and answers for competitive exams. These questions are frequently asked in government exams and help in quick revision.
👉 For more Computer Awareness MCQs, visit: https://www.computergs.online
🌐 Internet Protocol (IP) – 20 MCQs
1. What does IP stand for?
A) Internet Process
B) Internal Protocol
C) Internet Protocol
D) Integrated Program
Answer: C) Internet Protocol
2. Internet Protocol works on which layer of OSI model?
A) Physical Layer
B) Network Layer
C) Transport Layer
D) Application Layer
Answer: B) Network Layer
3. Which protocol is used to assign IP addresses automatically?
A) FTP
B) SMTP
C) DHCP
D) HTTP
Answer: C) DHCP
4. What is the size of an IPv4 address?
A) 16 bits
B) 32 bits
C) 64 bits
D) 128 bits
Answer: B) 32 bits
5. What is the size of an IPv6 address?
A) 32 bits
B) 64 bits
C) 128 bits
D) 256 bits
Answer: C) 128 bits
6. Which of the following is a valid IPv4 address?
A) 256.100.50.1
B) 192.168.1.1
C) 500.10.2.1
D) 192.168.300.1
Answer: B) 192.168.1.1
7. IP address consists of how many octets in IPv4?
A) 2
B) 3
C) 4
D) 5
Answer: C) 4
8. Which IP address class has the highest number of networks?
A) Class A
B) Class B
C) Class C
D) Class D
Answer: A) Class A
9. Which IP class is used for multicasting?
A) Class A
B) Class C
C) Class D
D) Class E
Answer: C) Class D
10. Which protocol works along with IP to ensure reliable transmission?
A) UDP
B) TCP
C) ARP
D) ICMP
Answer: B) TCP
11. What is the default subnet mask of Class C IP?
A) 255.0.0.0
B) 255.255.0.0
C) 255.255.255.0
D) 255.255.255.255
Answer: C) 255.255.255.0
12. Which of the following is a private IP address?
A) 8.8.8.8
B) 172.16.0.1
C) 1.1.1.1
D) 100.100.100.100
Answer: B) 172.16.0.1
13. Which IP version supports a larger number of addresses?
A) IPv4
B) IPv6
C) Both equal
D) None
Answer: B) IPv6
14. Which protocol is used to map IP address to MAC address?
A) ARP
B) DNS
C) FTP
D) HTTP
Answer: A) ARP
15. Which IP address is used for loopback testing?
A) 192.168.1.1
B) 127.0.0.1
C) 0.0.0.0
D) 255.255.255.255
Answer: B) 127.0.0.1
16. Which address is used for broadcasting?
A) 127.0.0.1
B) 0.0.0.0
C) 255.255.255.255
D) 192.168.1.1
Answer: C) 255.255.255.255
17. Full form of ICMP is:
A) Internet Control Message Protocol
B) Internal Communication Message Process
C) Internet Connection Management Protocol
D) Integrated Communication Monitoring Protocol
Answer: A) Internet Control Message Protocol
18. Which IP class is reserved for research?
A) Class C
B) Class D
C) Class E
D) Class B
Answer: C) Class E
19. DNS is mainly used to:
A) Encrypt data
B) Assign IP automatically
C) Translate domain names into IP addresses
D) Send emails
Answer: C) Translate domain names into IP addresses
20. Which protocol is connectionless?
A) TCP
B) UDP
C) FTP
D) HTTP
Answer: B) UDP
🔥 Why These Questions Are Important?
✔ Frequently asked in SSC & Banking exams
✔ Important for Computer Operator posts
✔ Covers IPv4, IPv6, ARP, DNS, DHCP, TCP/IP
✔ Best for quick revision
📌 For more Computer Awareness MCQs and practice sets, visit:
👉 https://www.computergs.online
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