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Designing Cisco Data Center Unified Fabric (DCUFD) Certification Exam

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November 21, 2024Last update

Cisco 642-996 Free Practice Questions

Q1. Which protocols are Cisco recommended for connecting the main data center to a remote data center?

A.LISP

B.OTV

C.FabricPath

D.vPC

Answer: B

Q2. 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.

Answer: B

Q3. What is one example of a business requirement that drives the design of a newly installed data center?

A.power

B.cooling

C.resource utilization and provisioning

D.global availability

Answer: D

Q4. The classical aggregation layer design does not provide isolation on the control plane and on the data plane. What is the solution to this problem?

C.STP

D.VDC

E.Cisco ISO ISSU

F.HSRP

Answer: B

Q5. When designing a data center environment with ECMP and IP routing between the data center network segments, which design would be the most suitable?

A.Layer 3 data center core

B.Layer 3 data center core with Layer 2 extension

C.Layer 2 data center core

D.Layer 2 data center core with Layer 3 extension

Answer: A

Q6. In which three critical areas does Cisco Unified Data Center provide a complete architecture platform including products and solutions? (Choose three.)

A.Unified Computing

B.Unified Fabric

C.Unified Management

D.Security

E.VoIP

F.Wireless

G.Storage

Answer: ABC

Q7. Which item represents a method of increasing storage utilization efficiency?

A.thin provisioning

B.thick provisioning

C.transparent provisioning

D.hold-back provisioning

E.weighted provisioning

Answer: A

Q8. Which option is a critical difference between the Cisco Nexus 5500 and 5600 platforms?

A.vPC+ support

B.built-in Layer 3 support

C.redundant supervisor

D.virtual device contexts

Answer: B

Q9. Which access layer technology will provide redundancy if there is a link failure on a server link?

C.VDC

D.MPLS

E.vPC

F.Cisco OTV

Answer: C

Q10. Cisco VM-FEX technology extends Cisco Fabric Extender technology to the virtual machine that eliminates which one of the following?

A.The dedicated interface on the parent switch is eliminated.

B.The software-based switch in the hypervisor is eliminated.

C.All virtual machine traffic is eliminated.

D.The need for a physical switch is eliminated.

Answer: B

Q11. The classical access layer has its limitations due to high rate in which of the following?

A.oversubscription

B.jitter

C.cost

D.10 Gigabit Ethernet links

Answer: A

Q12. Refer to the exhibit.

How does FabricPath behave if a new spine is added to this network with switch-ID 2504?

A.Traffic to switch-ID 2504 is load balanced.

B.The existing switch-ID 2504 is assigned a new switch-ID.

C.The new spine fails to join FabricPath.

D.The existing switch-ID 2504 is removed from FabricPath.

Answer: C

Q13. 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

Answer: ABD

Q14. Which five options are Cisco UCS system components? (Choose five.)

A.UCS Manager

B.Nexus 1000v

C.Fabric Interconnect

D.Cisco IMC

E.Fabric Extender or IOM

F.Blade Server Chassis

G.Server Adapter

Answer: ACEFG

Q15. Your customer is designing a new data center and would like the aggregation layer to be able to route and have Layer 3 capability. What Cisco platform will meet this requirement?

A.Cisco Nexus 1000v

B.Cisco Nexus 5596 without Layer 3 daughter card

C.Cisco MDS 9506 chassis with supervisor engine

D.Cisco Nexus 7010 switch with Enterprise Services Package

Answer: D

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