Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Chapter: 44
Q481:
Which process ensures that packets are encapsulated into the correct data link frame type before being forwarded?
A. Path determination
B. Frame encapsulation
C. Layer 3 de-encapsulation
D. Data link addressing
Correct Answer:
B
Chapter: 44
Q482:
When a packet travels through a router, what changes at every hop?
A. Layer 3 IP addresses
B. MAC address
C. IP header
D. Payload
Correct Answer:
B
Chapter: 44
Q483:
Fill in the blank: The Layer 2 frame encapsulation process is necessary for forwarding packets out of the _______ interface.
A. entry
B. destination
C. source
D. exit
Correct Answer:
D
Chapter: 45
Q484:
What is the primary function of a router regarding packet forwarding?
A. Assign IP addresses
B. Determine the best path to send packets
C. Store data
D. Manage user traffic
Correct Answer:
B
Chapter: 45
Q485:
What happens if the destination IP address of a packet belongs to a directly connected network?
A. The packet is discarded
B. The packet is forwarded to another router
C. The packet is forwarded directly to the destination device
D. The packet is sent to a Gateway of Last Resort
Correct Answer:
C
Chapter: 45
Q486:
If no route is determined for a packet, what is the first action a router takes?
A. Forwards to another router
B. Forwards to Gateway of Last Resort
C. Sends an ICMP unreachable message
D. Drops the packet silently
Correct Answer:
B
Chapter: 45
Q487:
What does a router do when there is no default route configured?
A. Drops the packet
B. Forwards the packet to another network
C. Sends the packet to the source IP address
D. Stores the packet in the buffer
Correct Answer:
A
Chapter: 45
Q488:
Which dynamic routing protocol uses hop count as its metric?
A. OSPF
B. RIP
C. EIGRP
D. BGP
Correct Answer:
B
Chapter: 45
Q489:
Fill in the blank: The best path to a network is the path with the lowest _______.
A. IP address
B. Metric
C. Hop count
D. Bandwidth
Correct Answer:
B
Chapter: 45
Q490:
Which dynamic routing protocol uses bandwidth, delay, load, and reliability to determine the best path?
A. RIP
B. OSPF
C. EIGRP
D. IS-IS
Correct Answer:
C
Chapter: 45
Q491:
Fill in the blank: If multiple paths to the same network exist, the router uses _______ to forward packets equally along each path.
A. unequal cost load balancing
B. metric value
C. equal cost load balancing
D. direct connection
Correct Answer:
C
Chapter: 45
Q492:
What happens if two or more paths with equal cost metrics exist in the routing table?
A. The router selects one path randomly
B. The router drops the packet
C. The router forwards the packet using both paths
D. The router ignores the paths
Correct Answer:
C
Chapter: 45
Q493:
Fill in the blank: A routing table contains a single destination network but multiple _______ for each equal cost path.
A. gateways
B. routes
C. exit interfaces
D. metrics
Correct Answer:
C
Chapter: 45
Q494:
Which routing protocol supports unequal cost load balancing?
A. OSPF
B. RIP
C. EIGRP
D. IS-IS
Correct Answer:
C
Chapter: 45
Q495:
Which metric does OSPF use to determine the best path to a destination network?
A. Hop count
B. Bandwidth
C. Delay
D. Cost based on cumulative bandwidth
Correct Answer:
D
Chapter: 45
Q496:
Fill in the blank: Load balancing can improve network performance by distributing packets across _______.
A. a single path
B. multiple paths with equal cost metrics
C. the fastest interface
D. one specific router
Correct Answer:
B
Chapter: 45
Q497:
What protocol generates a metric value for each path through the network?
A. IP
B. TCP
C. Dynamic routing protocols
D. DHCP
Correct Answer:
C
Chapter: 46
Q498:
What does a routing table store information about?
A. Directly connected routes
B. Remote routes
C. Both A and B
D. None of the above
Correct Answer:
C
Chapter: 46
Q499:
What command is used on a Cisco IOS router to display the IPv4 routing table?
A. show running-config
B. show ip route
C. show version
D. show interfaces
Correct Answer:
B
Chapter: 46
Q500:
Which type of route is added when an interface is configured and active?
A. Static route
B. Dynamic route
C. Local Route interface
D. Remote route
Correct Answer:
C