Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q511: A packet switch connects to local computers with __________.
- A: High speed connections
- B: Cable TV
- C: Lower speed connections
- D: DSL
View Answer
C
Q512: Why are packet switches essential in WANs?
- A: They offer voice support
- B: They provide packet-based data transfer
- C: They play music
- D: They boost Wi-Fi signals
View Answer
B
Q513: What is the key feature of store and forward technology?
- A: Immediate delivery
- B: No memory used
- C: Data is forwarded after buffering
- D: Data is printed before sending
View Answer
C
Q514: In store-and-forward switching, why is a queue used?
- A: To maintain order
- B: To group users
- C: To slow the network
- D: To remove headers
View Answer
A
Q515: What does the WAN packet header contain?
- A: Timestamp only
- B: User password
- C: Destination and source addresses
- D: Only MAC address
View Answer
C
Q516: WAN addressing typically uses __________ addressing.
- A: Flat
- B: Random
- C: Hierarchical
- D: None
View Answer
C
Q517: In WANs, one part of the address identifies the __________.
- A: Destination’s email
- B: ID card
- C: Destination switch
- D: Packet number
View Answer
C
Q518: Next-hop forwarding is used when __________.
- A: Router is down
- B: Packet must go to next switch
- C: Firewall blocks packet
- D: Connection is symmetric
View Answer
B
Q519: If the destination computer is local, the packet switch __________.
- A: Broadcasts to all
- B: Queues the packet
- C: Delivers directly to its port
- D: Drops the packet
View Answer
C
Q520: If the destination is on another switch, the packet switch __________.
- A: Forwards to next hop
- B: Keeps it in memory
- C: Broadcasts it
- D: Deletes it
View Answer
A