更多“At which lay er of the OSI model does the Spanning Tree Protocol (STP) operate at() ”相关问题
  • 第1题:

    Which spanning Tree Protocol has been implemented on switch 2? ()

    • A、STP/IEEE 802.1D
    • B、MSTP/IEEE 802.1s
    • C、PVST+
    • D、PVRST
    • E、None of the other alternatives apply

    正确答案:C

  • 第2题:

    Which two of the following values does STP take into consideration when it elects the root bridge?()

    • A、The BPDU version number
    • B、The access layer bridge setting
    • C、The Bridge ID
    • D、The spanning-tree update number
    • E、The bridge priority
    • F、The VLAN number

    正确答案:C,E

  • 第3题:

    Examine the following options,which Spanning Tree Protocol (STP) protection mechanism disables aswitch port if the port receives a Bridge Protocol Data Unit (BPDU)?()

    • A、Uplink Fast
    • B、Port Fast
    • C、BPDU Guard
    • D、Root Guard

    正确答案:C

  • 第4题:

    At which layer of the OSI model does the Spanning Tree Protocol (STP) operate at?()

    • A、Layer 5
    • B、Layer 4
    • C、Layer 3
    • D、Layer 2
    • E、Layer 1

    正确答案:D

  • 第5题:

    Spanning Tree Protocol IEEE 802.1s defines the ability to deploy which of these? ()

    • A、one global STP instance for all VLANs
    • B、one STP instance for each VLAN
    • C、one STP instance per set of VLANs
    • D、one STP instance per set of bridges

    正确答案:C

  • 第6题:

    Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning-Tree plus?()

    • A、PortFast
    • B、UplinkFast
    • C、loop guard
    • D、root guard
    • E、BPDU guard
    • F、BackboneFast

    正确答案:A,C,D,E

  • 第7题:

    Which two statements about the various implementations of STP are true?()

    • A、mon Spanning Tree maintains a separate spanning-tree instance for each VLAN configured in the network.
    • B、The Spanning Tree Protocol (STP) is an evolution of the IEEE 802.1w standard.
    • C、Per-VLAN Spanning Tree (PVST) supports 802.1Q trunking.
    • D、Per-VLAN Spanning Tree Plus(PVST+) is an enhancement to 802.1Q specification and is supported only on Cisco devices.
    • E、Rapid Spanning Tree Protocol (RSTP) includes features equivalent to Cisco PortFast, UplinkFast, and BackboneFast for faster network reconvergence.
    • F、Multiple Spanning Tree (MST) assumes one spanning-tree instance for the entire Layer 2 network, regardless of the multiple number of VLANs

    正确答案:D,E

  • 第8题:

    多选题
    Which four Cisco priority Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning Tree? ()
    A

    PortFast

    B

    UplinkFast

    C

    loop guard

    D

    root guard

    E

    BPDU guard

    F

    BackboneFast


    正确答案: F,D
    解析: 暂无解析

  • 第9题:

    单选题
    At which layer of the OSI model does the Spanning Tree Protocol (STP) operate at?()
    A

    Layer 5

    B

    Layer 4

    C

    Layer 3

    D

    Layer 2

    E

    Layer 1


    正确答案: D
    解析: 暂无解析

  • 第10题:

    多选题
    In the OSI model, at which layers do WANs operate at?()
    A

    Applicationlayer

    B

    Presentationlayer

    C

    Sessionlayer

    D

    Transportlayer

    E

    Networklayer

    F

    Datalinklayer

    G

    Physicallayer


    正确答案: A,F
    解析: 暂无解析

  • 第11题:

    多选题
    Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning-Tree plus?()
    A

    PortFast

    B

    UplinkFast

    C

    loop guard

    D

    root guard

    E

    BPDU guard

    F

    BackboneFast


    正确答案: A,D
    解析: 暂无解析

  • 第12题:

    单选题
    Which of the following specifications is a companion to the IEEE 802.1w Rapid Spanning Tree  Protocol (RSTP) algorithm, and warrants the use multiple spanning-trees? ()
    A

     IEEE 802.1s (MST)

    B

     IEEE 802.1Q (CST)

    C

     Cisco PVST+

    D

     IEEE 802.1d (STP)

    E

     None of the other alternatives apply


    正确答案: C
    解析: 暂无解析

  • 第13题:

    Which four Cisco priority Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning Tree? ()

    • A、 PortFast
    • B、 UplinkFast
    • C、 loop guard
    • D、 root guard
    • E、 BPDU guard
    • F、 BackboneFast

    正确答案:A,C,D,E

  • 第14题:

    At which lay er of the OSI model does the Spanning Tree Protocol (STP) operate at()

    • A、Lay er 5
    • B、Lay er 4
    • C、Lay er 3
    • D、Lay er 2
    • E、Lay er 1

    正确答案:D

  • 第15题:

    Which three of the following network features are methods used to achieve high availability()

    • A、Spanning Tree Protocol(STP)
    • B、Delay reduction
    • C、Hot Standby Routing Protocol(HSRP)
    • D、Dynamic routing protocols
    • E、Quality of Service(QoS)
    • F、Jitter management

    正确答案:A,C,D

  • 第16题:

    pany uses MSTP within their switched LAN.  What is the main purpose of Multiple Instance  Spanning Tree Protocol (MSTP)?()

    • A、 To enhance Spanning Tree troubleshooting on multilayer switches
    • B、 To reduce the total number of spanning tree instances necessary for a particular topology 
    • C、 To provide faster convergence when topology changes occur in a switched network
    • D、 To provide protection for STP when a link is unidirectional and BPDUs are being sent but not  received
    • E、 None of the other alternatives apply

    正确答案:B

  • 第17题:

    Under which two circumstances should Spanning Tree Protocol be implemented? ()

    • A、 to ensure a loop-free topology
    • B、 to protect against user-side loops
    • C、 when a VLAN spans access layer switches
    • D、 for the most deterministic and highly available network topology
    • E、 because of the risk of lost connectivity without Spanning Tree Protocol

    正确答案:B,C

  • 第18题:

    Which of the following specifications is a companion to the IEEE 802.1w Rapid Spanning Tree  Protocol (RSTP) algorithm, and warrants the use multiple spanning-trees? ()

    • A、 IEEE 802.1s (MST)
    • B、 IEEE 802.1Q (CST)
    • C、 Cisco PVST+
    • D、 IEEE 802.1d (STP)
    • E、 None of the other alternatives apply

    正确答案:A

  • 第19题:

    In which of the following layers of the OSI model does the TCP protocol operate?()

    • A、Session
    • B、Network
    • C、Data link
    • D、Transport

    正确答案:D

  • 第20题:

    单选题
    Spanning Tree Protocol IEEE 802.1 s defines the ability to deploy which of these?()
    A

    one global STP instance for all VLANs

    B

    one STP instance for each VLAN

    C

    one STP instance per set of VLANs

    D

    one STP instance per set of bridges


    正确答案: C
    解析: 暂无解析

  • 第21题:

    单选题
    At which lay er of the OSI model does the Spanning Tree Protocol (STP) operate at()
    A

    Lay er 5

    B

    Lay er 4

    C

    Lay er 3

    D

    Lay er 2

    E

    Lay er 1


    正确答案: D
    解析: 暂无解析

  • 第22题:

    单选题
    Spanning Tree Protocol IEEE 802.1s defines the ability to deploy which of these?()
    A

     one global STP instance for all VLANs

    B

     one STP instance for each VLAN

    C

     one STP instance per set of VLANs

    D

     one STP instance per set of bridges


    正确答案: D
    解析: 暂无解析

  • 第23题:

    多选题
    Which two of the following values does STP take into consideration when it elects the root bridge?()
    A

    The BPDU version number

    B

    The access layer bridge setting

    C

    The Bridge ID

    D

    The spanning-tree update number

    E

    The bridge priority

    F

    The VLAN number


    正确答案: D,C
    解析: 暂无解析