642-996 Exam - Designing Cisco Data Center Unified Fabric (DCUFD)

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Q1. Which three items represent features of Cisco Virtual Port Channels? (Choose three)

A.Single control plane

B.Dual control planes

C.vPC appears as one switch to downstream switches

D.vPC appears as two switches to downstream switch

F. channel protocols include Static, PAgP, PAgP+, LACP

Answer: ACE

Q2. 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

Q3. Which feature protects network devices against abnormal or unwanted traffic such as rogue devices performing various DoS attacks against them?

A.control-plane policing

B.strict unicast RPF

C.IP Source Guard

D.intrusion prevention deployed at the edge

E.intrusion detection deployed at the services layer

Answer: A

Q4. Which three control plane operations are used by vPC? (Choose three.)

A.ARP cache

B.MAC address learning

C.CGMP snooping

D.LACP

E.BPDUs

Answer: ABE

Q5. What is one required component to run FCoE?

A.iSCSI gateway

B.Fibre Channel adapter

C.HBA

D.Converged network adaptors

Answer: D

Q6. Which option is needed to implement MACsec on a Cisco Nexus 7000 device?

A.Supervisor 2E module

B.Advanced Security license

C.RADIUS server

D.M-Series or F3 line cards

Answer: D

Q7. Cisco VM-FEX technology extends Cisco Fabric Extender technology to the virtual machine that eliminates which 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

Q8. What is one example of typical business requirements that are driving the design of installed base data centers?

A.IT reorganization

B.virtualization

C.greater collaboration

D.physical space

Answer: C

Q9. 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

Answer: AC

Q10. What is required to be configured in VMware vCenter to allow a VM direct access to a Fibre Channel LUN?

A.DirectPath I/O

B.VM-FEX

C.Adapter FEX

D.Raw Device Mapping

E.Solid State Drive

Answer: D