Get all latest (August) Cisco 642-998 Actual Test 11-20

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QUESTION 11

Which statement about the Overlay Transport Virtualization protocol is true?

 

A.

It is IP-based functionality that provides Layer 3 extension over any transport.

B.

The data plane exchanges MAC reachability info.

C.

The control plane protocol is IS-IS.

D.

It supports FCoE.

 

Correct Answer: C

 

 

QUESTION 12

What is one example of a fully virtualized environment in the data center?

 

A.

Hadoop clusters

B.

VDI

C.

vPC

D.

VSAN

 

Correct Answer: B

 

 

 

 

 

 

QUESTION 13

Which option is an advantage of utilizing hypervisor technology within a Cisco Unified Fabric data center environment?

 

A.

distributed load processing

B.

availability of blade versus rack-mountable servers

C.

reduced power and cooling requirements

D.

integrating the virtual machines into the access layer

 

Correct Answer: A

 

 

QUESTION 14

Which option is a recommended practice when migrating from an existing data center to a new data center?

 

A.

Assign multiple virtual servers per one high-performance server.

B.

Utilize the hypervisor tools available to ensure processor compatibility.

C.

Only migrate bare metal servers when transitioning from rack-mountable to blade servers.

D.

Utilize FabricPath across data centers to manage the migration.

 

Correct Answer: B

 

 

QUESTION 15

When migrating to a Cisco Unified Fabric data center network, which transitions will you expect to see?

 

A.

rack-mountable to blade servers

B.

physical to virtual machines

C.

Fibre Channel to FCoE

D.

iSCSI to NAS

 

Correct Answer: C

 

 

QUESTION 16

What are common switching protocols that are used in the data center? (Choose two.)

 

A.

Token Ring

B.

FDDI

C.

Ethernet

D.

MPLS

E.

Frame Relay

F.

APPN/APPI

 

Correct Answer: CD

 

 

 

 

 

 

QUESTION 17

What are traits of a routing protocol used in a data center? (Choose two.)

 

A.

proprietary and secure

B.

fast route convergence

C.

support for ECMP

D.

support for LACP

E.

support for large hop limit

 

Correct Answer: BC

 

 

QUESTION 18

Which two technologies minimize or eliminate the need for STP in the data center? (Choose two.)

 

A.

OTV

B.

FabricPath

C.

BPDU

D.

vPC

E.

VDC

F.

MPLS

 

Correct Answer: BD

 

 

QUESTION 19

Which two FEX topologies trade deterministic bandwidth for server-link stability during FEX uplink failure? (Choose two.)

 

A.

port channel

B.

static pinning

C.

virtual port channel

D.

dynamic pinning

E.

Equal-Cost Multipath

F.

RPVST

 

Correct Answer: AC

 

 

QUESTION 20

Which FEX topology ensures deterministic bandwidth at the expense of server-link stability during FEX uplink failure?

 

A.

port channel

B.

static pinning

C.

virtual port channel

D.

dynamic pinning

E.

Equal-Cost Multipath

F.

RPVST

 

Correct Answer: B

 

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