Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Chapter: 111
Q1321:
Which OSPF router type is responsible for summarizing routes between different areas?
A. ABR
B. ASBR
C. DR
D. BDR
Correct Answer:
A
Chapter: 111
Q1322:
The command to display a brief overview of OSPF interfaces is _______.
A. show ip ospf
B. show ip ospf interface brief
C. show ip route ospf
D. show ip ospf database
Correct Answer:
B
Chapter: 111
Q1323:
Which command verifies the OSPFv2 configuration status including areas and network information?
A. show ip ospf
B. show ip ospf neighbor
C. show ip ospf database
D. show ip protocols
Correct Answer:
A
Chapter: 111
Q1324:
To check the OSPFv2 routing table, which command should be used?
A. show ip ospf
B. show ip route ospf
C. show ip ospf interface brief
D. show ip ospf database
Correct Answer:
B
Chapter: 111
Q1325:
What command displays detailed information about the OSPFv2 Link State Database (LSDB)?
A. show ip ospf
B. show ip ospf interface brief
C. show ip ospf database
D. show ip route ospf
Correct Answer:
C
Chapter: 111
Q1326:
The primary function of the ABR in OSPFv2 is to _______.
A. Connect OSPF areas and summarize routes
B. Inject external routes
C. Elect the DR
D. Manage OSPF process IDs
Correct Answer:
A
Chapter: 111
Q1327:
Which command verifies the configuration of OSPFv2 interfaces and their states?
A. show ip ospf
B. show ip ospf interface brief
C. show ip ospf neighbor
D. show ip route ospf
Correct Answer:
B
Chapter: 111
Q1328:
The "show ip protocols" command displays _______.
A. The routing protocols and their configuration
B. The OSPFv2 routing table
C. The OSPFv2 LSDB
D. OSPFv2 neighbors
Correct Answer:
A
Chapter: 111
Q1329:
What is the purpose of summarizing routes in OSPFv2?
A. To reduce the size of routing tables and decrease LSA flooding
B. To increase the routing table size
C. To enhance network bandwidth
D. To eliminate routing loops
Correct Answer:
A
Chapter: 111
Q1330:
Which router type injects external routes into OSPFv2 from outside the OSPF domain?
A. ASBR
B. ABR
C. DR
D. BDR
Correct Answer:
A
Chapter: 111
Q1331:
To verify the OSPFv2 configuration and status of interfaces, which command is most suitable?
A. show ip ospf
B. show ip ospf interface brief
C. show ip ospf database
D. show ip route ospf
Correct Answer:
B
Chapter: 111
Q1332:
The OSPFv2 command that displays a summary of OSPF routing information is _______.
A. show ip ospf
B. show ip ospf interface brief
C. show ip route ospf
D. show ip ospf database
Correct Answer:
A
Chapter: 111
Q1333:
Which OSPFv2 router type is responsible for managing routing updates within its own area?
A. DR
B. BDR
C. ABR
D. ASBR
Correct Answer:
A
Chapter: 112
Q1334:
What does an Access Control List (ACL) control on a router?
A. The forwarding of packets based on packet header information
B. The routing of packets through multiple networks
C. The encryption of data packets
D. The speed of packet transmission
Correct Answer:
A
Chapter: 112
Q1335:
Which task is NOT performed by ACLs?
A. Limit network traffic
B. Provide traffic flow control
C. Encrypt network packets
D. Provide basic security for network access
Correct Answer:
C
Chapter: 112
Q1336:
An ACL can be used to block which type of network traffic?
A. Email traffic
B. FTP traffic
C. Telnet traffic
D. All of the above
Correct Answer:
D
Chapter: 112
Q1337:
The last statement in an ACL is always an implicit _______.
A. Allow
B. Deny
C. Permit
D. Log
Correct Answer:
B
Chapter: 112
Q1338:
What type of information does a packet-filtering router use to make forwarding decisions?
A. Source and destination IP addresses
B. Only destination IP address
C. Only source IP address
D. Source and destination MAC addresses
Correct Answer:
A
Chapter: 112
Q1339:
ACLs can be applied to which types of traffic?
A. Inbound traffic only
B. Outbound traffic only
C. Both inbound and outbound traffic
D. Neither inbound nor outbound traffic
Correct Answer:
C
Chapter: 112
Q1340:
When configuring ACLs, what does an outbound ACL do?
A. Processes incoming packets before routing them
B. Processes packets after routing them
C. Encrypts packets
D. Logs packets
Correct Answer:
B