Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Multiple Choice Questions
Q1191: Fill in the blank: ______ routers maintain separate LSDBs for each OSPF area they are connected to.
- A: Internal
- B: ABR
- C: ASBR
- D: Backbone
View Answer
B
Q1192: What is a key advantage of multiarea OSPF in terms of routing table management?
- A: Larger routing tables
- B: Smaller routing tables
- C: Increased number of routing updates
- D: More detailed routing information
View Answer
B
Q1193: Which OSPF router type is responsible for route summarization between areas?
- A: Internal router
- B: Backbone router
- C: ABR
- D: ASBR
View Answer
C
Q1194: Fill in the blank: In OSPF, LSAs are stopped at the ______ to limit the scope of SPF calculations.
- A: Backbone
- B: ABR
- C: Area boundary
- D: ASBR
View Answer
C
Q1195: What is the main purpose of reducing the frequency of SPF calculations in OSPF?
- A: Minimize CPU usage
- B: Maximize bandwidth utilization
- C: Increase neighbor discovery
- D: Synchronize LSDBs more often
View Answer
A
Q1196: How many LSA types are specified by OSPF RFCs?
- A: 5
- B: 11
- C: 7
- D: 9
View Answer
B
Q1197: What is the primary function of LSA Type 1 in OSPF?
- A: Advertises DR's information
- B: Advertises directly connected OSPF-enabled links
- C: Summarizes external routes
- D: Describes external routes
View Answer
B
Q1198: Which OSPF LSA type exists only in multiaccess networks?
- A: Type 1
- B: Type 2
- C: Type 3
- D: Type 5
View Answer
B
Q1199: Which LSA type is used by ABRs to advertise networks from other areas?
- A: Type 1
- B: Type 2
- C: Type 3
- D: Type 5
View Answer
C
Q1200: What is the link-state ID in a Type 2 LSA based on?
- A: Router ID of ABR
- B: IP interface address of DR
- C: Network number
- D: Mask
View Answer
B