Routing and Switching MCQs with Answers
Practice important Routing and Switching MCQs with answers and explanations.
Chapter: 142
Q1641:
Fill in the blank: Stackable configuration switches use _______ technology to enable power sharing among stack members.
A. StackPower
B. Quality of service
C. Layer 3 functionality
D. Modular configuration
Correct Answer:
A
Chapter: 142
Q1642:
What is a benefit of using stackable switches over modular switches?
A. Cost-effectiveness for fault tolerance and bandwidth availability
B. Ability to install additional modular line cards
C. Support for Layer 3 functionality
D. Wireless networking support
Correct Answer:
A
Chapter: 142
Q1643:
Fill in the blank: Fixed configuration switches are limited to the features and options that were _______ with the switch.
A. Originally provided
B. Added later
C. Upgraded periodically
D. Custom configured
Correct Answer:
A
Chapter: 143
Q1644:
What does port density of a switch refer to?
A. Number of ports available on a single switch
B. Number of power outlets needed
C. Number of devices supported
D. Number of uplink connections
Correct Answer:
A
Chapter: 143
Q1645:
Fill in the blank: Modular switches can support very high-port densities through the addition of _______.
A. Switch port line cards
B. Power outlets
C. Uplink connections
D. Fixed configuration switches
Correct Answer:
A
Chapter: 143
Q1646:
What is a potential advantage of a single 48-port switch over two 24-port switches?
A. It supports more devices with fewer ports lost and power outlets needed.
B. It supports more power outlets.
C. It requires more space.
D. It supports fewer devices.
Correct Answer:
A
Chapter: 143
Q1647:
Fill in the blank: A series of fixed configuration switches may require many ports for _______ between switches.
A. Bandwidth aggregation
B. Device support
C. Power management
D. Space optimization
Correct Answer:
A
Chapter: 143
Q1648:
What is a key benefit of modular switches in terms of bandwidth?
A. The backplane of the chassis provides necessary bandwidth for connected devices.
B. They support fewer devices.
C. They require more power outlets.
D. They consume more space.
Correct Answer:
A
Chapter: 143
Q1649:
Fill in the blank: If a switch only supports a forwarding rate of 32 Gb/s, it cannot run at _______ across all ports simultaneously.
A. Full wire speed
B. Reduced wire speed
C. Low data rate
D. High bandwidth
Correct Answer:
A
Chapter: 143
Q1650:
What is the typical data rate of a Gigabit Ethernet switch operating at full wire speed?
A. 1 Gb/s
B. 10 Gb/s
C. 100 Gb/s
D. 48 Gb/s
Correct Answer:
A
Chapter: 143
Q1651:
Fill in the blank: PoE allows the switch to deliver power to a device over existing _______.
A. Ethernet cabling
B. Fiber optic cables
C. Power outlets
D. Serial connections
Correct Answer:
A
Chapter: 143
Q1652:
What is the advantage of PoE pass-through in switches like the Cisco Catalyst 2960-C and 3560-C Series?
A. It allows the switch to power PoE devices as well as itself by drawing power from upstream switches.
B. It increases the number of ports.
C. It supports higher forwarding rates.
D. It reduces the number of power outlets needed.
Correct Answer:
A
Chapter: 143
Q1653:
Fill in the blank: A network administrator should ensure that _______ features are required before using PoE switches.
A. PoE
B. High port density
C. Modular configuration
D. Stackable configuration
Correct Answer:
A
Chapter: 143
Q1654:
What is one reason why modular switches are preferred in large enterprise networks?
A. They provide high-port densities and make efficient use of space and power.
B. They are less expensive.
C. They support fewer devices.
D. They have lower forwarding rates.
Correct Answer:
A
Chapter: 144
Q1655:
What criteria does a switch use to make forwarding decisions?
A. Ingress port and destination address
B. Source address and ingress port
C. Egress port and source address
D. Destination address and egress port
Correct Answer:
A
Chapter: 144
Q1656:
Fill in the blank: A LAN switch uses its table to forward traffic based on the _______ port and the destination address.
A. Ingress
B. Egress
C. Source
D. Forwarding
Correct Answer:
A
Chapter: 144
Q1657:
How does a LAN switch determine how to forward traffic?
A. By using a master switching table that associates addresses with ports
B. By using a static routing table
C. By manually configuring ports
D. By relying on external routers
Correct Answer:
A
Chapter: 144
Q1658:
Fill in the blank: Cisco LAN switches forward Ethernet frames based on the _______ address of the frames.
A. Destination MAC
B. Source MAC
C. Ingress port
D. Egress port
Correct Answer:
A
Chapter: 144
Q1659:
What type of memory is used in high-speed searching applications in switches?
A. CAM (Content Addressable Memory)
B. RAM
C. ROM
D. Flash memory
Correct Answer:
A
Chapter: 144
Q1660:
Fill in the blank: When a switch receives a frame with a destination MAC address not in the MAC address table, it performs _______ by forwarding the frame out of all ports except the ingress port.
A. Flooding
B. Filtering
C. Routing
D. Bridging
Correct Answer:
A