Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Multiple Choice Questions
Q991: Fill in the blank: With multiarea OSPF, topology changes within an area cause OSPF to __________.
- A: Rerun the SPF algorithm
- B: Update the routing tables of all areas
- C: Flood LSAs to all areas
- D: Increase the frequency of SPF calculations
View Answer
A
Q992: What happens if there are too many routers in one OSPF area?
- A: LSDBs become very large and CPU load increases
- B: OSPF routing tables become smaller
- C: SPF calculations become faster
- D: Routing updates are less frequent
View Answer
A
Q993: Fill in the blank: OSPF uses the __________ algorithm to process neighbor and topology tables.
- A: SPF
- B: Bellman-Ford
- C: Distance Vector
- D: Dijkstra’s
View Answer
A
Q994: Which of the following is NOT a type of OSPF packet?
- A: Hello packet
- B: Link-State Request packet
- C: Link-State Update packet
- D: Routing Information Protocol packet
View Answer
D
Q995: Which multicast address is used for OSPF Hello packets in IPv4?
- A: 224.0.0.1
- B: 224.0.0.5
- C: 224.0.0.6
- D: 224.0.0.7
View Answer
B
Q996: Fill in the blank: OSPF Hello packets are transmitted every ______ seconds by default on multiaccess networks.
- A: 10
- B: 20
- C: 30
- D: 40
View Answer
A
Q997: What is the default Dead Interval for multiaccess networks in OSPF?
- A: 10 seconds
- B: 20 seconds
- C: 40 seconds
- D: 80 seconds
View Answer
C
Q998: Fill in the blank: The OSPF Type 1 packet is known as the ______ packet.
- A: Hello
- B: Database Description
- C: Link-State Request
- D: Link-State Update
View Answer
A
Q999: What does the Router Priority field in an OSPF Hello packet determine?
- A: Router ID
- B: Dead Interval
- C: DR/BDR election
- D: Link-State Advertisement
View Answer
C
Q1000: Fill in the blank: The OSPF Link-State Update (LSU) packet is used to forward _______.
- A: Routing updates
- B: Hello packets
- C: Database Description packets
- D: Link-State Request packets
View Answer
A