Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Chapter: 112
Q1341:
What is the main purpose of an ACL when applied to a network interface?
A. To classify traffic for priority processing
B. To add encryption to packets
C. To filter traffic based on defined criteria
D. To speed up packet forwarding
Correct Answer:
C
Chapter: 112
Q1342:
An ACL can be used to filter which of the following criteria?
A. Source address
B. Destination address
C. Protocol
D. All of the above
Correct Answer:
D
Chapter: 112
Q1343:
Which command is used to configure ACLs on a router?
A. ip access-list
B. access-list
C. configure access-list
D. ip acl
Correct Answer:
B
Chapter: 112
Q1344:
The implicit deny at the end of an ACL will _______.
A. Allow all traffic
B. Block all traffic
C. Log all traffic
D. Encrypt all traffic
Correct Answer:
B
Chapter: 112
Q1345:
What information does an ACL extract from the Layer 3 packet header?
A. Source and destination IP address
B. Source and destination port
C. ICMP message type
D. Both A and C
Correct Answer:
D
Chapter: 112
Q1346:
ACLs are primarily used for which type of network management?
A. Traffic analysis
B. Packet filtering
C. Network performance improvement
D. Encryption
Correct Answer:
B
Chapter: 112
Q1347:
Which of the following is NOT a common use for ACLs?
A. Filtering email traffic
B. Blocking Telnet traffic
C. Encrypting data packets
D. Controlling access to network services
Correct Answer:
C
Chapter: 113
Q1348:
What type of ACL only evaluates the source IPv4 address?
A. Standard ACL
B. Extended ACL
C. Named ACL
D. Numbered ACL
Correct Answer:
A
Chapter: 113
Q1349:
What does a wildcard mask use binary 1s and 0s to determine?
A. The network and subnet portion of an IP address
B. The source and destination IPv4 addresses
C. Which bits of the address to examine for a match
D. The protocol type of the packet
Correct Answer:
C
Chapter: 113
Q1350:
The host keyword in a wildcard mask substitutes for which mask?
A. 255.255.255.255
B. 0.0.0.0
C. 255.255.0.0
D. 0.0.255.255
Correct Answer:
B
Chapter: 113
Q1351:
Which type of ACL provides finer control by filtering based on protocol type?
A. Standard ACL
B. Extended ACL
C. Numbered ACL
D. Named ACL
Correct Answer:
B
Chapter: 113
Q1352:
The any keyword in a wildcard mask substitutes for which IP address and mask?
A. 0.0.0.0
B. 255.255.255.255
C. 192.168.1.1
D. 255.255.0.0
Correct Answer:
B
Chapter: 113
Q1353:
What is the purpose of using wildcard masks in ACLs?
A. To filter individual IP addresses or groups of IP addresses
B. To assign IP addresses dynamically
C. To encrypt packet data
D. To determine the routing path of packets
Correct Answer:
A
Chapter: 113
Q1354:
Which ACL type can be used to filter traffic based on source and destination addresses, protocol type, and port numbers?
A. Standard ACL
B. Extended ACL
C. Named ACL
D. Wildcard ACL
Correct Answer:
B
Chapter: 113
Q1355:
What is the primary difference between standard and extended ACLs?
A. Standard ACLs filter based only on source IP address; extended ACLs can filter based on multiple attributes.
B. Extended ACLs filter based only on source IP address; standard ACLs filter based on protocol type.
C. Standard ACLs filter based on protocol type; extended ACLs filter based on source and destination IP addresses.
D. Standard ACLs use named formats; extended ACLs use numbered formats.
Correct Answer:
A
Chapter: 113
Q1356:
Which ACL type is generally more effective for larger networks with complex traffic definitions?
A. Standard ACL
B. Extended ACL
C. Named ACL
D. Numbered ACL
Correct Answer:
B
Chapter: 113
Q1357:
The wildcard mask bit value of 0 means to _______.
A. Ignore the corresponding bit value in the address
B. Match the corresponding bit value in the address
C. Allow all traffic
D. Block all traffic
Correct Answer:
B
Chapter: 113
Q1358:
What does the term "numbered ACL" refer to?
A. An ACL identified by a number to determine its type
B. An ACL that uses IP addresses to identify traffic
C. An ACL configured with named protocols
D. An ACL that provides encrypted filtering
Correct Answer:
A
Chapter: 113
Q1359:
Which wildcard mask bit is used to ignore the corresponding bit value in an IP address?
A. Bit 0
B. Bit 1
C. Bit 2
D. Bit 3
Correct Answer:
B
Chapter: 113
Q1360:
The keyword "any" in ACL wildcard masking means to _______.
A. Ignore the entire IPv4 address
B. Match the entire IPv4 address
C. Only match specific addresses
D. Filter based on protocol type
Correct Answer:
A