642-997 Exam Details

  • Exam Code
    :642-997
  • Exam Name
    :Implementing Cisco Data Center Unified Fabric
  • Certification
    :Cisco Certifications
  • Vendor
    :Cisco
  • Total Questions
    :123 Q&As
  • Last Updated
    :Nov 30, 2021

Cisco 642-997 Online Questions & Answers

  • Question 21:

    Which statement describes what happens if a new EPLD version is released with a new Cisco NX-OS version for a Cisco Nexus switch, but these EPLDs are not upgraded at the same time that NX-OS is upgraded?

    A. Any new hardware or software feature that depends on the updated EPLD image is disabled until upgraded.
    B. Modules that use an updated EPLD image remain offline until the EPLD is upgraded.
    C. The EPLD image version mismatch is detected by the supervisor, which automatically initiates an upgrade.
    D. The Cisco NX-OS upgrade fails as a result of the mismatch between EPLDs and NX-OS versions.

  • Question 22:

    Which statement about RBAC user roles on a Cisco Nexus switch is true?

    A. If you belong to multiple roles, you can execute only the commands that are permitted by both roles (logical AND).
    B. Access to a command takes priority over being denied access to a command.
    C. The predefined roles can only be changed by the network administrator (superuser).
    D. The default SAN administrator role restricts configuration to Fibre Channel interfaces.
    E. On a Cisco Nexus 7000 Series Switch, roles are shared between VDCs.

  • Question 23:

    Which two options are limitations of NetFlow Version 5? (Choose two.)

    A. no support for IPv6, Layer 2, or MPLS fields
    B. fixed field specifications
    C. excessive network utilization
    D. analyzes all packets on the interface

  • Question 24:

    What is an Overlay Transport Virtualization extended VLAN?

    A. the VLAN used to locate other AEDs
    B. the VLAN used to access the overlay network by the join interface
    C. the user VLAN that exists in multiple sites
    D. the VLAN that must contain the overlay interface

  • Question 25:

    What is the Overlay Transport Virtualization site VLAN used for?

    A. to allow the join interfaces at different sites to communicate
    B. to detect devices at the site that are not capable of OTV
    C. to allow multiple site AEDs to communicate with each other
    D. to detect other OTV edge devices in the site

  • Question 26:

    When creating a VDC on a Cisco Nexus 7000 switch, which command in the VDC designates that only 10 port channels can be created in that VDC?

    A. allocate resource port-channel 10
    B. limit-resource port-channel minimum 0 maximum 10
    C. allow-resource port-channel maximum 10
    D. port-channel maximum 10

  • Question 27:

    Which command ensures that a learned MAC address is stored within NVRAM?

    A. switchport port-security mac-address address [vlan vlan-ID]
    B. switchport port-security
    C. switchport port-security mac-address sticky
    D. feature port-security

  • Question 28:

    Which of the following Cisco Nexus features is best managed with DCNM-LAN?

    A. VSS
    B. Domain parameters
    C. Virtual switches
    D. AAA

  • Question 29:

    Ethernet interface 1/5 on Cisco Nexus 5548 is connected to Cisco UCS C220 rack server. What is the status of Ethernet 1/5 interface for FCoE functionality?

    A. Interface reset on Ethernet 1/5 is preventing the FCoE connection from coming up
    B. MTU size of 1500 on Ethernet interface 1/5 needs to be changed for FCoE to come UP
    C. Cisco Nexus 5548 needs a layer 3 daughter card for FCoE to come UP on the Ethernet interface 1/5
    D. Ethernet interface 1/5 is operational for FCoE and the status is UP

  • Question 30:

    Which two statements about Cisco Nexus 7000 line cards are true? (Choose two.)

    A. M1, M2, and F1 cards are allowed in the same VDC.
    B. M line cards are service-oriented and likely face the access layer and provide Layer 2 connectivity.
    C. F line cards are performance-oriented and likely connect northbound to the core layer for Layer 3 connectivity.
    D. M line cards support Layer 2, Layer 3, and Layer 4 with large forwarding tables and a rich feature set.
    E. The F2 line card must reside in the admin VDC.

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