多选题Which two statements are correct about Layer 2 broadcast frames?（）ALayer 2 broadcast frames are processed by all devices on the same VLANBLayer 2 broadcast frames are discarded by routers that connect to multiple VLANsCLayer 2 broadcast frames are rela

题目
多选题
Which two statements are correct about Layer 2 broadcast frames?（）
A

Layer 2 broadcast frames are processed by all devices on the same VLAN

B

Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs

C

Layer 2 broadcast frames are relayed by routers to all connected VLANs

D

Layer 2 broadcast frames are relayed by switches to devices on the same VLAN

相似考题

1.VE1 is a switch in the Ezonexam network. Why will VE1 never learn the broadcast address?A. Broadcast frames are never sent to switchesB. A broadcast frame. is never forwarded by a switchC. Broadcasts only use network layer addressingD. A broadcast address will never be the source address of a frameE. Broadcast addresses use an incorrect format for the switching tableF. None of the above

2.What are two routing requirements for a device to communicate with another device?()A. end-to-end communications pathB. hosts on the same Layer 2 broadcast domainC. hosts on the same Layer 3 broadcast domainD. routing information on participating Layer 3 devices

3.Which two statements best describes the role of a router on a broadcast domain?()A.Routers facilitate communications within a broadcast domain.B.Routers facilitate communications between broadcast domains.C.Routers are used to break up broadcast domains into separate networks.D.Routers are used to connect small broadcast domains and form larger more efficient broadcast domains

4.Which two statements accurately describe a broadcast domain?()A. Broadcast domains require that the participating devices connect to common switches or hubs.B. Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.C. Broadcast domains require a gateway device such as a router.D. Broadcast domains consist of devices that reside on the same VLAN.

更多“多选题Which two statements are correct about Layer 2 broadcast frames?（）ALayer 2 broadcast frames are processed by all devices on the same VLANBLayer 2 broadcast frames are discarded by routers that connect to multiple VLANsCLayer 2 broadcast frames are rela”相关问题

  • 第1题：

    What are two advantages of Layer 2 Ethernet switches over hubs?()

    A. decreasing the number of collision domains

    B. filtering frames based on MAC addresses

    C. allowing simultaneous frame transmissions

    D. increasing the size of broadcast domains

    E. increasing the maximum length of UTP cabling between devices


    参考答案：B, C

  • 第2题：

    Why will a switch never learn a broadcast address()。

    A.Broadcasts only use network layer addressing.

    B.A broadcast frame is never forwarded by a switch.

    C.A broadcast address will never be the source address of a frame.

    D.Broadcast addresses use an incorrect format for the switching table.

    E.Broadcast frames are never sent to switches.


    参考答案：C

  • 第3题：

    Which two statements accurately describe a broadcast domain?（）

    • A、Broadcast domains consist of devices that connect to a common switch or hub.
    • B、Broadcast domains consist of a group of devices that can be reached by sending a frame addressed to the Layer 2 broadcast address.
    • C、Broadcast domains require a gateway device such as a router.
    • D、Broadcast domains consist of devices that reside on the same sub-network.

    正确答案:B,D

  • 第4题：

    Which statement about vlan operation on cisco catalyst switches is true?（）

    • A、when a packet is received from an 802.1Q trunk,the vlan id can be determined from the source MAC address table.
    • B、unkown unicast frames are retransmitted only to the ports that belong to the same vlan
    • C、ports between switches should be configured in access mode so that vlans can span across the ports
    • D、broadcast and multicast frames are retransmitted to ports that are configured on different vlan.

    正确答案:B

  • 第5题：

    Which two statements accurately describe a broadcast domain?（）

    • A、Broadcast domains require that the participating devices connect to common switches or hubs.
    • B、Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.
    • C、Broadcast domains require a gateway device such as a router.
    • D、Broadcast domains consist of devices that reside on the same VLAN.

    正确答案:B,D

  • 第6题：

    Which two statements best describes the role of a router on a broadcast domain?（）

    • A、Routers facilitate communications within a broadcast domain.
    • B、Routers facilitate communications between broadcast domains.
    • C、Routers are used to break up broadcast domains into separate networks.
    • D、Routers are used to connect small broadcast domains and form larger more efficient broadcast domains

    正确答案:B,C

  • 第7题：

    多选题
    Host 1 has just started up and requests a web page from web server 2. Which two statements describe steps in the process Host 1 uses to send the request to web server 2 (choose two)（）。
    A

    Host 1 addresses the frames to the MAC address of router R1

    B

    Host 1 looks in its ARP cache for the MAC address of router R1

    C

    Host 1 addresses the frames to the MAC address of web server 2

    D

    Host 1 sends the packets to router R1 to be forwarded to web server 2

    E

    Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2


    正确答案： C,D
    解析： 暂无解析

  • 第8题：

    多选题
    What are two routing requirements for a device to communicate with another device?（）
    A

    end-to-end communications path

    B

    hosts on the same Layer 2 broadcast domain

    C

    hosts on the same Layer 3 broadcast domain

    D

    routing information on participating Layer 3 devices


    正确答案： D,A
    解析： 暂无解析

  • 第9题：

    多选题
    What are two advantages of Layer 2 Ethernet switches over hubs？（）
    A

    decreasing the number of collision domains

    B

    filtering frames based on MAC addresses

    C

    allowing simultaneous frame transmissions

    D

    increasing the size of broadcast domains

    E

    increasing the maximum length of UTP cabling between devices


    正确答案： B,D
    解析： 暂无解析

  • 第10题：

    多选题
    Which two statements are correct about Layer 2 broadcast frames?（）
    A

    Layer 2 broadcast frames are processed by all devices on the same VLAN

    B

    Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs

    C

    Layer 2 broadcast frames are relayed by routers to all connected VLANs

    D

    Layer 2 broadcast frames are relayed by switches to devices on the same VLAN


    正确答案： C,D
    解析： 暂无解析

  • 第11题：

    多选题
    Which two statements accurately describe a broadcast domain?（）
    A

    Broadcast domains require that the participating devices connect to common switches or hubs.

    B

    Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address.

    C

    Broadcast domains require a gateway device such as a router.

    D

    Broadcast domains consist of devices that reside on the same VLAN.


    正确答案： C,A
    解析： 暂无解析

  • 第12题：

    Host 1 has just started up and requests a web page from web server 2. Which two statements describe steps in the process Host 1 uses to send the request to web server 2 (choose two)()。

    A.Host 1 addresses the frames to the MAC address of router R1

    B.Host 1 looks in its ARP cache for the MAC address of router R1

    C.Host 1 addresses the frames to the MAC address of web server 2

    D.Host 1 sends the packets to router R1 to be forwarded to web server 2

    E.Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2


    参考答案：C, E

  • 第13题：

    How are VTP advertisements delivered to switches across the network?（）

    • A、anycast frames
    • B、multicast frames
    • C、broadcast frames
    • D、unicast frames

    正确答案:B

  • 第14题：

    What are two advantages of Layer 2 Ethernet switches over hubs?（）

    • A、decreasing the number of collision domains
    • B、filtering frames based on MAC addresses
    • C、allowing simultaneous frame transmissions
    • D、increasing the size of broadcast domains
    • E、increasing the maximum length of UTP cabling between devices

    正确答案:B,C

  • 第15题：

    Which two statements are correct about Layer 2 broadcast frames?（）

    • A、Layer 2 broadcast frames are processed by all devices on the same VLAN
    • B、Layer 2 broadcast frames are discarded by routers that connect to multiple VLANs
    • C、Layer 2 broadcast frames are relayed by routers to all connected VLANs
    • D、Layer 2 broadcast frames are relayed by switches to devices on the same VLAN

    正确答案:A,D

  • 第16题：

    Which two statements accurately describe a broadcast domain?（）

    • A、Broadcast domains require that the participating devices connect to common switches or hubs
    • B、Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address
    • C、Broadcast domains require a gateway device such as a router
    • D、Broadcast domains consist of devices that reside on the same VLAN

    正确答案:B,D

  • 第17题：

    What are two routing requirements for a device to communicate with another device?（）

    • A、end-to-end communications path
    • B、hosts on the same Layer 2 broadcast domain
    • C、hosts on the same Layer 3 broadcast domain
    • D、routing information on participating Layer 3 devices

    正确答案:A,D

  • 第18题：

    单选题
    Why will a switch never learn a broadcast address?（）
    A

    Broadcasts only use network layer addressing.

    B

    A broadcast frame is never forwarded by a switch.

    C

    A broadcast address will never be the source address of a frame.

    D

    Broadcast addresses use an incorrect format for the switching table.

    E

    Broadcast frames are never sent to switches.


    正确答案： C
    解析： 暂无解析

  • 第19题：

    多选题
    Bridges and switches are Layer 2 devices that provide the same basic functionality but that also have some differences. Which two traits apply to switches only？（）
    A

    supports Layer 2 VLANs

    B

    segment LANs

    C

    are faster because forwarding decisions are made on hardware

    D

    typically have fewer ports because forwarding decisions are made in software

    E

    flood frames out all ports


    正确答案： C,E
    解析： 暂无解析

  • 第20题：

    多选题
    Which two statements accurately describe a broadcast domain?（）
    A

    Broadcast domains consist of devices that connect to a common switch or hub.

    B

    Broadcast domains consist of a group of devices that can be reached by sending a frame addressed to the Layer 2 broadcast address.

    C

    Broadcast domains require a gateway device such as a router.

    D

    Broadcast domains consist of devices that reside on the same sub-network.


    正确答案： D,B
    解析： 暂无解析

  • 第21题：

    多选题
    Which two statements accurately describe a broadcast domain?（）
    A

    Broadcast domains requiere that the participating devices connect to common swithces or hubs

    B

    Broadcast domains consist of devices reachable by frames addressed to the Layer 2 broadcast address

    C

    Broadcast domains requiere a gateway device such a router

    D

    Broadcast domains consist of devices that reside on the same VLAN


    正确答案： D,C
    解析： 暂无解析

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