Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q541: What is used to compute routes in a WAN model?
- A: database software
- B: string matching algorithms
- C: graph algorithms
- D: search engine
View Answer
D
Q542: What is the purpose of default routes in a routing table?
- A: To replace the main route
- B: To eliminate source address
- C: To route all packets randomly
- D: To handle destinations not explicitly in the table
View Answer
D
Q543: A default route is used when ______.
- A: the route is corrupted
- B: no routing table exists
- C: no specific entry exists for a destination
- D: a computer is offline
View Answer
C
Q544: Default route improves routing table efficiency by ______.
- A: reducing entries
- B: increasing entries
- C: slowing packets
- D: creating loops
View Answer
A
Q545: Routing in a WAN becomes necessary because ______.
- A: there are few computers
- B: multiple hubs are needed
- C: the network must support many computers and traffic
- D: only one switch is used
View Answer
C
Q546: The routing table must be updated when ______.
- A: switches are added
- B: IP changes occur
- C: network topology changes
- D: all of the above
View Answer
D
Q547: Routing based on hierarchical addressing allows for ______.
- A: more complex addressing
- B: redundant paths
- C: inefficient delivery
- D: collapsed routing entries
View Answer
A
Q548: Which type of switch is directly connected to users?
- A: Interior switch
- B: Core switch
- C: Exterior switch
- D: Default switch
View Answer
C
Q549: A network that uses next hop forwarding only needs to know ______.
- A: full path
- B: destination MAC address
- C: intermediate routers
- D: address of next hop
View Answer
D
Q550: A switch in WAN forwards a packet based on ______.
- A: source address
- B: default route
- C: switch ID
- D: destination address
View Answer
D