Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q971: The motivation for changing from IPv4 to IPv6 was mainly due to:
- A: Increase in speed
- B: Exhaustion of IPv4 address space
- C: New hardware compatibility
- D: Improved encryption
View Answer
B
Q972: The flow label field in IPv6 helps with:
- A: Traffic classification
- B: Path identification
- C: Error detection
- D: Encryption
View Answer
B
Q973: The "next header" field in IPv6 base header points to:
- A: The payload data
- B: The first extension header
- C: The last header
- D: The header checksum
View Answer
B
Q974: The extension headers in IPv6 can be:
- A: Fixed size only
- B: Variable sized
- C: Non-existent
- D: Always 20 bytes
View Answer
B
Q975: The IPv6 header format includes:
- A: No options
- B: Extension headers
- C: Fixed options only
- D: Encrypted headers
View Answer
B
Q976: IPv6 addresses use how many bits more than IPv4 addresses?
- A: 64 bits
- B: 96 bits
- C: 128 bits
- D: 32 bits
View Answer
A
Q977: IPV6 is designed to be extensible, meaning:
- A: It cannot be changed
- B: It allows new features to be added easily
- C: It has fixed features
- D: It does not support extensions
View Answer
B
Q978: Which field in IPv6 header is partitioned into Traffic Class and Flow Label?
- A: Source address
- B: Version
- C: Flow label
- D: Next header
View Answer
C
Q979: IPv6's flow label and quality of service fields help primarily with:
- A: Improving security
- B: Supporting multimedia applications
- C: Increasing header size
- D: Reducing address length
View Answer
B
Q980: In IPv6, fragmentation information is kept in a ________ header.
- A: Base
- B: Extension
- C: Transport
- D: Network
View Answer
B