642-996 Latest Exam (Aug 2018)

[Free] 2018(Aug) Dumps4cert Cisco 642-996 Dumps with VCE and PDF Download 31-40

August 22, 2018

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Designing Cisco Data Center Unified Fabric

Question No: 31

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)?

  1. Cisco DCNM is positioned to manage non-Nexus OS gear like the Catalyst 6500 Series, Catalyst 6500 Series FWSM, and Cisco UCS.

  2. Platform-specific, advanced data center features should be managed by Cisco DCNM and provided to CiscoWorks LMS.

  3. CiscoWorks LMS should be used to manage the LAN network, while Cisco DCNM will manage the SAN network.

  4. Cisco DCNM should be used to manage everything except the aggregation service layer.

Answer: B

Question No: 32

Which option should be included in the data center design if it must support zone-based firewalling on a per virtual machine basis, while preserving full virtual machine mobility without manual intervention?

  1. Cisco Virtual Services Gateway with vPath

  2. Cisco Nexus 1000v Advanced Edition with Prime Network Services Controller

  3. Cisco Nexus 5500 Series Layer 3 module

  4. strict unicast RPF

Answer: B

Question No: 33

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Which two items represent features of VM-FEX with Cisco Nexus 5500? (Choose two)

  1. Software packet switching

  2. Hardware packet switching

C. 802.1 Q

  1. VN-Tag (802.1 Qbh)

  2. Feature rich

  3. Higher performance

Answer: B,D

Question No: 34

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


provides reliable access control for Layer 3 and Layer 4


transparent to network applications


relies on only static rules that describe which packets should be allowed or dropped


evaluates each packet individually


provides reliable access control for Layer 5, Layer 6, and Layer 7

Answer: B,D

Question No: 35

In which three critical areas does Cisco Unified Data Center provide a complete architecture platform including products and solutions? (Choose three.)

  1. Unified Computing

  2. Unified Fabric

  3. Unified Management

  4. Security

  5. VoIP

  6. Wireless

  7. Storage

Answer: A,B,C

Question No: 36

Which three characteristics are associated with the aggregation layer of a Data Center Unified Fabric network? (Choose three.)

  1. no packet manipulation

  2. QoS-policing

  3. voice, data, and wireless convergence

  4. scalable routing protocols like OSPF

  5. provides default gateway redundancy

  6. QoS-classification and queuing

  7. routing manipulation and filtering

  8. aggregates end users

Answer: B,E,G

Question No: 37

Refer to the exhibit.

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Customer would like to utilize Cisco Nexus7000 series switches as converged Ethernet aggregation and SAN core switch in their new data center design. The switch can be connected to a Cisco MDS 9500 Series switch in a three-tier edge-core-edge SAN design as shown in the exhibit. Which technology makes this type of design possible?

  1. FC forwarding

  2. Multi-hop FCoE

  3. iSCSI gateway to increase network bandwidth

  4. vPC

  5. NAS gateway at the aggregation layer

Answer: B

Question No: 38

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

  1. core layer to access layer

  2. access layer to core layer

  3. access layer to access layer

  4. aggregation layer to access layer

  5. core layer to core layer

  6. core to aggregation layer

Answer: A,C

Question No: 39

Which technology provides additional scalability and simplification of an Ethernet network, providing more efficient forwarding and eliminating the need for the Spanning Tree Protocol?

  1. OTV

  2. vPC

  3. PVST

  4. FabricPath

Answer: D

Question No: 40

Which technology provides additional scalability and simplification of an Ethernet network, providing more efficient forwarding and eliminating the need for the STP?

  1. OTV

  2. vPC

  3. PVST

  4. FabricPath

Answer: D

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