Designing Cisco Data Center Unified Computing · 2014. 6. 18. · Exam Name: Designing Cisco Data...

Designing Cisco Data Center Unified Computing

Number: 642-998Passing Score: 800Time Limit: 120 minFile Version: 1.1

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CISCO 642-998 EXAM QUESTIONS & ANSWERS

Exam Name: Designing Cisco Data Center Unified Computing (DCUCD)

Sections1. Drag and Drop2. Questions3. Hot Spot

Braindumps

QUESTION 1Wich two devices operate only at OSI Layer 2? (Chose two)

A. Cisco Nexus 2248B. Cisco Nexus 5548C. Cisco Nexus 5020D. Cisco Nexus 3016E. Cisco Nexus 5596F. Cisco Nexus 7010

Correct Answer: ACSection: QuestionsExplanation

Explanation/Reference:

QUESTION 2What is your recommendation to a customer interested in slowing power consumption in the Data Center(Choose two)

A. Consolidate Servers trough virtualizationB. Implement Cisco Unified FabricC. Convert servers from 200v to 110vD. Convert from AC to DC power distributionE. Stop using redundant power supplies

Correct Answer: ABSection: QuestionsExplanation


QUESTION 3What is one reason to choose a Cisco UCS C-series rack-mountable server over a Cisco UCS B-series bladeserver?

A. Specific application requirements, like GPU computingB. Specific data requirements, like data protection (backup) and disaster recovery (multisite replication)C. When the environment is high-performance computingD. When power and cooling are constrained

Correct Answer: ASection: QuestionsExplanation


QUESTION 4What technology is necessary to support vPC+?

A. MSTB. RPVSTC. Fabric PathD. MPLSE. vCenterF. OTV

Correct Answer: CSection: QuestionsExplanation


QUESTION 5Wich four components would you select to meet a customer requirement of up to 80 GB/s Ethernet bandwidthto a Cisco UCS M230 M3 blade server? (Choose four)


A. Cisco UCS 5596UPB. Cisco UCS 6110XPC. Cisco UCS 5108D. Cisco UCS 2204XPE. Cisco UCS 6248UPF. Cisco UCS VIC 1280G. Cisco UCS 2208XPH. Cisco UCS P81E

Correct Answer: CEFGSection: QuestionsExplanation


QUESTION 6Which three features are included in Cisco Prime NAM for Cisco Nexus 1010 Virtual Service Appliance?(Choose three)

A. configure Cisco UCS ManagerB. packet captureC. configure virtual machineD. filter and error scanE. packet decode

Correct Answer: BDESection: Questions

Explanation


QUESTION 7What represents a feature to secure OSPF routing exchanges?

A. OSPF route authenticationB. OSPF peer authenticationC. OSPF database exchange authenticationD. OSPF process authentication

Correct Answer: BSection: QuestionsExplanation


QUESTION 8Which statement about the Overlay Transport Virtualization protocol is true?

A. The data plane exchanges MAC reachability infoB. It supports FCoEC. The control plane is IS-ISD. It is IP-based functionality that provides Layer 3 extension over any transport



QUESTION 9Which two FEX topologies trade deterministic bandwidth for a server-link stability during FEX uplink failure?(Choose two)

A. dynamic pinningB. port channelC. RPVSTD. Equal-Cost MutipathE. virtual port channelF. static pinning

Correct Answer: BESection: QuestionsExplanation


QUESTION 10Which performance charasteristic is least likely to require being addressed in the data center solution

requirements?

A. distributed computingB. desktop virtualizationC. private cloudD. power efficiencyE. server virtualization

Correct Answer: DSection: QuestionsExplanation


QUESTION 11Which option configured on Cisco Nexus 7000 Series data center switches ensures the confidentiality of serverdata beginning at the ingress switch port?

A. LinksecB. IPsecC. Host vPC+D. LACPE. MACsec

Correct Answer: ESection: QuestionsExplanation


QUESTION 12Which two benefits does Cisco VNMC provide? (Choose two)

A. template-based policy managementB. disruptive administration modelC. transparent operation management trough an XML APID. Cisco Nexus 5000 integrationE. Cisco Nexus 7000 Integration



QUESTION 13A customer is designing their new data center using Cisco UCS and they want to use the VM-FEX feature.Wich statement about VM-FEX is true?

A. VM-FEX is supported only on B200 M3 bladesB. VM-FEX is a Cisco UCS feature that allows management of the virtual network and configuration of virtual

ports, which can be handled within Cisco UCS Manager.

C. VM-FEX requieres additional licensing, which can be purchased through VMware.D. VM-FEX is a VMware feature that allows management of the virtual network and configuration of virtual

ports to be handled within Cisco UCS Manager.



QUESTION 14Which two technologies minimize or eliminate the need for STP in the data center? (Choose two)

A. vPCB. VDCC. Fabric PathD. MPLSE. OTVF. BPDU



QUESTION 15Which option is an advantage of utilizing hypervisor technology within a Cisco Unified Fabric data centerenvironment?

A. availability of blade versus rack.mountable serversB. integrating the virtual machines into the access layerC. distributed load processingD. reduced power and cooling requirements



QUESTION 16Which two devices would you recommend to implement at the EoR in your data center design for access layerconnectivity? (choose two)

A. Cisco Nexus 5500 SeriesB. Cisco Nexus 7000 SeriesC. Cisco Nexus 2000 SeriesD. Cisco Nexus 4000 SeriesE. Cisco Nexus 3000 Series

Correct Answer: AB

Section: QuestionsExplanation


QUESTION 17Drag the solution on the left to the appropriate business requirement on the right, such that the solution solvesthe requirement

Select and Place:

Correct Answer:

Section: Drag and DropExplanation

Explanation/Reference:Inbound traffic inspection - SecurityMulticore blade servers - SeparationHypervisors - ConsolidationVirtualization - Agile computing enviroments

QUESTION 18What are traits of a routing protocol used in a data center? (Choose two)

A. support for LACPB. fast route convergenceC. support for large hop limitD. support for ECMPE. proprietary an secure

Correct Answer: BDSection: QuestionsExplanation


QUESTION 19While using the Microsoft Assessment an Planning toolkit, please answer the following questions. How manycomputers were identified as candidates to be virtualized on Hyper-V?

Case Study Title (Case Study):

A. 1B. 5C. 11D. 14E. 22



QUESTION 20Highest Average CPU Utilization?


A. 100%B. 75%C. 52%D. 109%E. 200%



QUESTION 21

Highest Maximum CPU Utilization


A. 10%B. 24%C. 56%D. 100%E. 138%



QUESTION 22What is the average CPU utilization


A. 6.61%B. 0.16%C. 52.31%D. 1.09%E. 13.31%



QUESTION 23Which three options are examples of NHRP? (Choose three)

A. HSRP

B. EIGRPC. OCSPD. OSPFE. GLBPF. MPLSG. VRRP

Correct Answer: AEGSection: QuestionsExplanation


QUESTION 24Which item can be used as an alternative reconnaissance tool to the NetApp OnCommand Balanceapplication?

A. Symantec Enterprise Security ManagerB. VKernel vOPSC. Microsoft Assessment an Planning ToolkitD. NetIQ PlateSpinE. VMware vCenter Orchestrator pluh-in



QUESTION 25Which technology differentiates a data center designed around Cisco equipment versus another vendor?

A. FCoEB. NPIVC. VSANsD. NPV



QUESTION 26Which technology hast the benefit of significant reduction in cabling at the access layer?

A. distributed FCFB. FCoEC. FIPD. DCBXE. 802.1Qbb



QUESTION 27What are common switching protocols that are used in the data center? (Choose two)

A. EthernetB. MPLSC. FDDID. APPN/APPIE. Token RingF. Frame Relay



QUESTION 28On which two operatin systems is Cisco UCS Manager supported? (Choose two)


A. VMware vSphere 5.0B. VMware vSphere 4.0C. Microsoft Windows XP/7D. Red Hat Enterprise Linux 5.0 or higherE. OS X

Correct Answer: CDSection: QuestionsExplanation


QUESTION 29When multicast traffic is a required design element, why is the Cisco UCS 6248UP a better choice than theCisco 6140XP?

A. Cisco UCS 6140XP does not support IGMP snooping on uplink interfaces.B. Cisco UCS 6248UP supports PIM dense mode rendezvous points.

C. Cisco B248UP supports dynamic queue mapping of IGMP v3 requests.D. Cisco UCS 6248UP employs separate unicast an multicast egress queues.E. Cisco UCS 6140XP does not allow multicast traffic propagation



QUESTION 30Which two devices require a connection to an external switch for East-west switching? (Choose two)

A. Cisco Nexus 3548B. Cisco UCS 2208XPC. Cisco UCS 6296UPD. Cisco UCS 6248UPE. Cisco Nexus 2232PP

Correct Answer: BESection: QuestionsExplanation


QUESTION 31When migration to a Cisco Unified Fabric data center network, which transitions will you expect to see?

A. physical to virtual machinesB. iSCSI to NASC. rack-mountable to blade serversD. Fibre Channel to FCoE



QUESTION 32Which term is synonymous with offloading network I/O processing from the hypervisor to a physical switchASIC?

A. NPIVB. NIVC. NIC teamingD. VM-FEXE. host vPCF. Adapter-FEX

Correct Answer: D

Section: QuestionsExplanation


QUESTION 33What is the primary function of NetFlow?

A. NetFlow does not use flows to provide statistics for network monitoringB. NetFlow does not use flows to provide statistics for accountingC. NetFlow requires changes to the packet and provides statistics based on these packet flows.D. NetFlows identifies packet flows for both ingress and egress IP packets and provides statistics based on

these packet flows.



QUESTION 34Which Cisco technology would you specify to provide your client´s data center with context-aware identifyvalidation and Layer 2 port authentication?

A. Cisco NAC profilerB. Cisco TrustSecC. Cisco Anti-XD. Cisco Virtual Security GatewayE. Cisco Security Manager



QUESTION 35Which two characteristics are associated with the core layer of a Cisco Data Center Unified Fabric Network?(Choose two)

A. QoS-PolicingB. provides default gateway redundancyC. QoS-classification and queuingD. scalable routing protocolsE. no packet manipulationF. voice. data, and wireless convergence

Correct Answer: DESection: QuestionsExplanation


QUESTION 36Which document is the least relevant as an output deliverable from the design phase?

A. migration planB. site requirements specificationC. configurationsD. high-level design



QUESTION 37Which option is a recommended practice when migrating from a existing data center to a new data center?

A. Utilize the hypervisor tools available to ensure processor compatibilityB. Only migrate bare metal servers when transitioning from rack-mountable to blade serversC. Assing multiple virtual servers per one high-performance serverD. Utilize FabricPath across data centers to manage the migration



QUESTION 38Which item is a component of Cisco DCNM?

A. Cisco DCNM for Cisco UCS ManagerB. Cisco DCNM for SAN and Cisco DCNM for LANC. Cisco DCNM FabricPath licenseD. Cisco DCNM for B- and C-series servers



QUESTION 39which two devices are Cisco recommenden for a ToR data center design for access layer connectivity?(Choose two)

A. Cisco Nexus 5500 seriesB. Cisco Nexus 2000 seriesC. Cisco Nexus 7000 seriesD. Cisco Nexus 3000 series

E. Cisco Nexus 4000 series



QUESTION 40Which option can be used to provide a nonproprietary method of load balancing and redundancy between theaccess and aggregation layers in the data center?

A. vPC +B. LACPC. host vPCD. PAgP port channelE. cPC



QUESTION 41From a networking perspective, what is one reason to chose a Cisco UCS C-series rack-mountable server overa Cisco UCS B-Series blade server?

A. A rack-mountable server can support more vNICsB. A blade server has fewer network interfacesC. A blade server uses virtualization to run more application, which constraints available bandwidthD. a rack mountable server has more PCIe buses



QUESTION 42Which two customer challenges does Cisco DCNM address? (Choose two)

A. Cisco DCNM generates alerts when it detects an issue that may negatively affect service.B. Cisco DCNM is designed to work with Cisco Fabric ManagerC. Cisco DCNM Essentials Edition is capable of VM-aware monitoring, wich reduces administrative overhead.D. Cisco DCNM is designed for enterprise customers only to increase network uptimeE. Cisco DCNM proactively monitors the overall health of the data center network.

Correct Answer: AESection: QuestionsExplanation


QUESTION 43Given the above configuration example answer the following questions.What is the server type configured in the above example?


A. B200 M2B. B250 M2C. B220 M3D. B200 M3

Correct Answer: ASection: Hot SpotExplanation


QUESTION 44Given the above configuration example answer the following questionsWhat is the memory size per Host?


A. 64 GBB. 128 GBC. 164 GBD. 192 GBE. 256 GB

Correct Answer: ASection: Hot Spot

Explanation


QUESTION 45Given the above configuration example answer the following questions

What is the number of Core Processors installed


A. 1B. 2C. 4D. 6

Correct Answer: BSection: Hot SpotExplanation


QUESTION 46Given the above configuration example answer the following questionsWhat is the number of Host required for the above configuration


A. 1B. 2C. 7D. 11E. 16

Correct Answer: DSection: Hot SpotExplanation


QUESTION 47Which web browser does Cisco UCS Manager support?

A. Safari 5.0B. Microsoft Internet Explorer 6.0 or higherC. Google Chrome 14.0 or higherD. SafariE. Mozilla Firefox 3.x or lower


Explanation/Reference:System Requirements

To use Cisco UCS Manager your computer must meet or exceed the following minimum system requirements:

•The Cisco UCS Manager GUI is a Java-based application which requires Sun JRE 1.6 or later.

•Cisco UCS Manager uses web start and supports the following web browsers:

–Microsoft Internet Explorer 9.0 or higher

–Mozilla Firefox 7.0 or higher

–Google Chrome 14.0 or higher

http://www.cisco.com/en/US/docs/unified_computing/ucs/release/notes/UCS_28313.html

Note: Newer versions of exam must say Google chrome 21.xx or higher, so you should select Microsoft InternetExplorer 6.0 or higher as the correct answer.

QUESTION 48Drag the example on the left to the appropriate type of developing business trend on the right.

Select and Place:

Correct Answer:



QUESTION 49Which three facility challenges may a customer encounter while designing a data center' (Choose three)

A. application performanceB. PCI complianceC. cooling capacityD. power capacityE. space availability

Correct Answer: CDESection: QuestionsExplanation


QUESTION 50Which two options represent an access layer solution to virtual machine network virtualization that networkteam manages just like other devices in data center? (choose two)

A. host vPCB. MPIOC. VSMD. Cisco Nexus 1010E. VEM

Correct Answer: DESection: QuestionsExplanation


QUESTION 51Which three characteristics are associated with the aggregation layer of a Cisco Data Center Unified Fabricnetwork? (Choose three)

A. routing manipulation and filtering B. aggregates end usersC. provides default gateway redundancyD. voice, data, and wireless convergenceE. QoS - classification and queuingF. QoS - policingG. no packet manipulationH. scalable routing protocols

Correct Answer: ACFSection: QuestionsExplanation


QUESTION 52A flow exporter contains network layer and transport layer details for the NetFlow export packet.

Which three options must be configured in a flow exporter? (choose three)

A. NAT port numberB. export destination IP addressC. UDP port numberD. source interfaceE. TCP port number

Correct Answer: BCDSection: QuestionsExplanation


QUESTION 53Which FEX topology ensures deterministic bandwidth at the expense of server-link stability during FEX uplinkfailure?

A. static pinningB. port channelC. virtual port channelD. dynamic pinningE. Equal-Costo MultipathF. RPVST



QUESTION 54Which three items represent a data center virtualization technologies? (Choose three)

A. VSANB. GLBPC. L2 firewallD. ECMPE. VDCF. LUN

Correct Answer: AEFSection: QuestionsExplanation


QUESTION 55

Which three features are part of Cisco DCNM for SAN Advanced Edition? (Choose three)

A. VM-aware discovery and path analisysB. VSAN zoningC. fabric performance monitoringD. event lookupE. federation and VSAN scoping

Correct Answer: ACESection: QuestionsExplanation


QUESTION 56Drag the step(s) on the left to the appropriate design phase in the correct order on the right to describe thetypical design process.

Select and Place:

Correct Answer:



QUESTION 57Which two devices are recommended for an MoR design that includes Cisco Unified Fabric? (Choose two)

A. Cisco Nexus 5548UPB. Cisco Nexus 4004C. Cisco Nexus 2232PPD. Cisco Nexus 2248TE. Cisco Nexus 3064



QUESTION 58Your customer has a requirement to load balance traffic to rich media servers connected to thedata center access layer.

Which Cisco ACE Service Module deployment topology will yield the highest potential bandwidthto subscribers?

A. TransparentB. One-ArmC. RoutedD. InlineE. Asymmetric Server Normalization

Correct Answer: ESection: (none)Explanation


QUESTION 59Which business requirement typically drives the data center design?

A. data center locationB. support for heterogeneous compute environmentsC. a collapsed core and distribution layerD. choice of a hypervisor

Correct Answer: BSection: (none)Explanation


QUESTION 60Which technology provides the least amount of input to the data center solution requirements?

A. cloud computeB. storageC. desktopD. network

Correct Answer: ASection: (none)Explanation



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Designing Cisco Data Center Unified Computing · 2014. 6. 18. · Exam Name: Designing Cisco Data...

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