Cisco 642-996 Online Practice Questions and Exam Preparation

Cisco 642-996 Online Questions & Answers

• Question 61:

  Which technologies will be found in a data center that is designed for Cisco equipment?

  A. NPV
  B. NPIV
  C. VSAN
  D. FCoE
  C. VSAN

• Question 62:

  What is the principal advantage of various layers in the architecture of data center infrastructure?

  A. no advantages to this model
  B. hierarchical structure and its modularity
  C. cost of ownership
  D. return on investment
  B. hierarchical structure and its modularity

• Question 63:

  Scenario Review topology and screenshots, and then answer questions that validate your knowledge of Cisco Nexus Switches.

  

  Instructions

  To access the multiple-choice questions, click on the numbered boxes on the left of the top panel.

  Review the Exhibit associated with the question.

  There are four multiple-choice questions with this task.

  Be sure to answer all four questions before selecting the Next button

  

  Refer to the Topology in Exhibit 1. Which of the following statements is true?

  A. All four links from the Cisco Nexus7000s to the Cisco Nexus 5000s are forwarding.
  B. Multipath I/O from the Cisco UCS C200 servers to Fibre Channel storage is unavailable with this topology.
  C. The Fabric Extenders are simultaneously active on the Cisco Nexus 5000s and Cisco Nexus 7000 switches.
  D. The Fabric Extenders support FCoE.
  B. Multipath I/O from the Cisco UCS C200 servers to Fibre Channel storage is unavailable with this topology.

• Question 64:

  From a data center design perspective, which of the following is true in regard to network management tools like Cisco Data Center Network Manager (DCNM) and CiscoWorks LAN Management Solution (LMS)?

  A. Cisco DCNM is positioned to manage non-Nexus OS gear like the Catalyst 6500 Series, Catalyst 6500 Series FWSM, and Cisco UCS.
  B. Platform-specific, advanced data center features should be managed by Cisco DCNM and provided to CiscoWorks LMS.
  C. CiscoWorks LMS should be used to manage the LAN network, while Cisco DCNM will manage the SAN network.
  D. Cisco DCNM should be used to manage everything except the aggregation service layer.
  B. Platform-specific, advanced data center features should be managed by Cisco DCNM and provided to CiscoWorks LMS.

• Question 65:

  Which two descriptions of stateful packet inspection are true? (Choose two )

  A. provides reliable access control for Layer 3 and Layer 4
  B. transparent to network applications
  C. relies on only static rules that describe which packets should be allowed or dropped
  D. evaluates each packet individually
  E. provides reliable access control for Layer 5, Layer 6, and Layer 7
  B. transparent to network applications
  D. evaluates each packet individually

• Question 66:

  Which option is a feature of warm standby mode in disaster recovery?

  A. The applications at the secondary data center are usually ready to start.
  B. The backup data center has some applications running actively and some traffic processing the service tasks.
  C. The time to recover, also known as Recovery Time Objective, for this scenario can require up to several weeks.
  D. Offer the transparent operation and zero disruption required for business continuity.
  A. The applications at the secondary data center are usually ready to start.

• Question 67:

  

  Which three items represent features of Cisco Virtual Switching System? (Choose three)

  A. Single control plane
  B. Dual control planes
  C. VSS appears as one switch to downstream switches
  D. VSS appears as two switches to downstream switch
  E. Etherchannel protocols include Static, LACP
  F. channel protocols include Static, PAgP, PAgP+, LACP
  A. Single control plane
  C. VSS appears as one switch to downstream switches
  F. channel protocols include Static, PAgP, PAgP+, LACP

• Question 68:

  Which two technologies can be used to minimize routing on the DC Core layer from being compromised? (Choose two.)

  A. policy-based routing
  B. route peer authentication
  C. route filtering
  D. route summarization
  E. routeredistribution
  C. route filtering
  D. route summarization

• Question 69:

  Which two traffic flows are primarily part of the aggregation layer? (Choose two.)

  A. core layer to access layer
  B. access layer to core layer
  C. access layer to access layer
  D. aggregation layer to access layer
  E. core layer to core layer
  F. core to aggregation layer
  A. core layer to access layer
  C. access layer to access layer

• Question 70:

  Which three Cisco technologies or solutions are used during the virtualization design into the data center access layer? (Choose three.)

  A. Cisco Nexus 1000V switch
  B. Cisco UCS pass-through switching with VM-FEX
  C. Cisco Virtual Services Appliance
  D. Cisco Adapter-FEX when using Cisco UCS C-Series Servers
  E. Cisco Distributed Virtual Switch
  F. Fibre Channel switch mode
  A. Cisco Nexus 1000V switch
  B. Cisco UCS pass-through switching with VM-FEX
  D. Cisco Adapter-FEX when using Cisco UCS C-Series Servers