Q1: 1. What is fragmentation in computer networks?

• A) Breaking large data packets into smaller ones
• B) Combining small data packets into larger ones
• C) Encrypting data packets for security
• D) Prioritizing data packets based on size

Q2: 2. Which layer of the OSI model is responsible for fragmentation and reassembly?

• A) Network Layer
• B) Data Link Layer
• C) Transport Layer
• D) Application Layer

Q3: 3. Why does fragmentation occur in computer networks?

• A) To increase network speed
• B) To secure data transmission
• C) To accommodate different network technologies
• D) To prevent data loss

Q4: 4. What is the maximum size of an IP packet without fragmentation?

• A) 1500 bytes
• B) 1000 bytes
• C) 2000 bytes
• D) 500 bytes

Q5: 5. Which field in the IP header is used to indicate that a packet has been fragmented?

• A) Fragment Offset
• B) Identification
• C) Flags
• D) Total Length

Q6: 6. In a real-life scenario, why would a large email attachment need to be fragmented for transmission over a network?

• A) To improve email delivery speed
• B) To comply with network size restrictions
• C) To ensure email privacy
• D) To reduce email server load

Q7: 7. When a fragmented packet is received by a destination host, in what order must the fragments be reassembled?

• A) Ascending order of fragment offset
• B) Descending order of fragment offset
• C) Random order
• D) Order does not matter

Q8: 8. What happens if a fragment of a packet is lost during transmission?

• A) The entire packet is retransmitted
• B) The lost fragment is requested again
• C) The remaining fragments are discarded
• D) The packet is reassembled with missing data

Q9: 9. Which transport layer protocol supports fragmentation and reassembly?

• A) TCP
• B) UDP
• C) HTTP
• D) FTP

Q10: 10. In a real-life scenario, how does fragmentation impact video streaming over the internet?

• A) It improves video quality
• B) It slows down video playback
• C) It reduces buffering time
• D) It avoids network congestion

Q11: 11. What is the purpose of the Identification field in the IP header?

• A) Identifying the source IP address
• B) Identifying the destination IP address
• C) Unique identification of each fragmented packet
• D) Time-to-Live value

Q12: 12. How does fragmentation affect network efficiency?

• A) Improves network speed
• B) Reduces network congestion
• C) Increases network overhead
• D) Enhances data security

Q13: 13. Which networking device is responsible for fragmenting packets?

• A) Router
• B) Switch
• C) Modem
• D) Firewall

Q14: 14. In a real-life scenario, why would a VPN service fragment data packets?

• A) To reduce latency
• B) To bypass network firewalls
• C) To enhance data privacy
• D) To improve network reliability

Q15: 15. What is the purpose of the Fragment Offset field in the IP header?

• A) Identifies the order of fragments
• B) Specifies the size of the data payload
• C) Indicates the total number of fragments
• D) Defines the maximum packet size

Q16: 16. How does fragmentation impact network security?

• A) Enhances encryption strength
• B) Increases vulnerability to attacks
• C) Reduces data integrity
• D) Improves network monitoring

Q17: 17. Which flag in the IP header is used to indicate that a packet is a fragment or not?

• A) More Fragments
• B) Don't Fragment
• C) Reserved
• D) Fragment Offset

Q18: 18. In a real-life scenario, how does fragmentation affect online gaming performance?

• A) Improves game responsiveness
• B) Increases lag and latency
• C) Reduces network bandwidth usage
• D) Enhances player experience

Q19: 19. What is the purpose of the MTU (Maximum Transmission Unit) in networking?

• A) Defines the maximum size of a data packet that can be transmitted
• B) Identifies the source and destination IP addresses
• C) Specifies the number of hops in a network
• D) Determines the speed of data transmission

Q20: 20. How does fragmentation impact network reliability?

• A) Improves fault tolerance
• B) Decreases packet loss
• C) Increases network performance
• D) Causes data corruption

Q21: 21. Which protocol is used to reassemble fragmented packets at the receiving end?

• A) ARP
• B) ICMP
• C) TCP
• D) DNS

Q22: 22. In a real-life scenario, why would a website need to fragment data packets for users accessing it over a slow network connection?

• A) To enhance website design
• B) To improve user experience
• C) To minimize data transfer delays
• D) To increase website security

Q23: 23. How does fragmentation impact network performance during peak usage times?

• A) Improves data throughput
• B) Reduces network congestion
• C) Increases packet loss
• D) Enhances network scalability

Q24: 24. What is the consequence of setting the Don't Fragment (DF) flag in an IP header?

• A) Allows fragmentation
• B) Prevents fragmentation
• C) Increases packet size
• D) Enables encryption

Q25: 25. In a real-life scenario, how does fragmentation affect cloud computing services that rely on data transfer between servers?

• A) Improves data center efficiency
• B) Reduces cloud storage costs
• C) Delays data processing times
• D) Enhances data security