CCNA mcq questions with answer – Set 14

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#1. Which of the following statements is true?

A switch creates a single collision domain and a single broadcast domain. A router creates a single collision domain.

A switch creates a single collision domain and a single broadcast domain. A router creates a single collision domain.

A switch creates separate collision domains but one broadcast domain. A router provides a separate broadcast domain.

A switch creates separate collision domains but one broadcast domain. A router provides a separate broadcast domain.

A switch creates a single collision domain and separate broadcast domains. A router provides a separate broadcast domain as well.

A switch creates a single collision domain and separate broadcast domains. A router provides a separate broadcast domain as well.

A switch creates separate collision domains and separate broadcast domains. A router provides separate collision domains.

A switch creates separate collision domains and separate broadcast domains. A router provides separate collision domains.

#2. Which of the following is true regarding layer 2 switches? (Choose two.)

Select all that apply:

A switch is a hub with more ports.

A switch is a hub with more ports.

A switch is a multiport bridge.

A switch is a multiport bridge.

Switches learn IP addresses from each frame and filter the network using these addresses.

Switches learn IP addresses from each frame and filter the network using these addresses.

Switches learn MAC addresses by examining the source address of each frame.

Switches learn MAC addresses by examining the source address of each frame.

#3. What does a switch do when a frame is received on an interface and the destination hardware address is unknown or not in the filter table?

Forwards the switch to the first available link

Forwards the switch to the first available link

Drops the frame

Drops the frame

Floods the network with the frame looking for the device

Floods the network with the frame looking for the device

Sends back a message to the originating station asking for a name resolution

Sends back a message to the originating station asking for a name resolution

#4. Which LAN switch type waits for the collision window to pass before looking up the destination hardware address in the MAC filter table and forwarding the frame?

Cut-through

Cut-through

Store-and-forward

Store-and-forward

FragmentCheck

FragmentCheck

FragmentFree

FragmentFree

#5. Which of the following are spanning-tree switch port states? (Choose three.)

Select all that apply:

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Learning

Learning

Cut-through

Cut-through

Listening

Listening

Forwarding

Forwarding

#6. Your core switch needs to be set as the root bridge of your network. What will make your core switch the root bridge?

Setting the MAC address of the switch lower

Setting the MAC address of the switch lower

Setting the STP protocol lower

Setting the STP protocol lower

Setting the bridge priority to less than 32,768

Setting the bridge priority to less than 32,768

Setting the bridge priority to more than 32,768

Setting the bridge priority to more than 32,768

#7. What purpose in a switched LAN does STP perform?

Prevent routing loops in a network with redundant paths.

Prevent routing loops in a network with redundant paths.

Prevent switching loops in a network with redundant switched paths.

Prevent switching loops in a network with redundant switched paths.

Allow VLAN information to be passed in a trunked link.

Allow VLAN information to be passed in a trunked link.

Create multiple broadcast domains in a layer 2 switched network.

Create multiple broadcast domains in a layer 2 switched network.

#8. Which of the following is a characteristic of having a network segment on a switch?

The segment is many collision domains.

The segment is many collision domains.

The segment can translate from one media to a different media.

The segment can translate from one media to a different media.

All devices on a segment are part of a different broadcast domain.

All devices on a segment are part of a different broadcast domain.

One device per segment can send frames to the switch at a time.

One device per segment can send frames to the switch at a time.

#9. Which of the following is true in regard to bridges?

Bridges do not isolate broadcast domains.

Bridges do not isolate broadcast domains.

Bridges broadcast packets into the same collision domain they were received from.

Bridges broadcast packets into the same collision domain they were received from.

Bridges use IP addresses to filter the network.

Bridges use IP addresses to filter the network.

Bridges can translate from one media to a different media.

Bridges can translate from one media to a different media.

#10. Judging by the outputs above, which switch device would be the spanning-tree root bridge?

Vail

Vail

Breckenridge

Breckenridge

Keystone

Keystone

CopperMtn

CopperMtn

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