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Designing Cisco Data Center Unified Computing
Number: 642-998Passing Score: 800Time Limit: 120 minFile Version: 1.1
http://www.gratisexam.com/
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
Explanation/Reference:
QUESTION 3What technology is necessary to support vPC+?
A. MSTB. RPVSTC. Fabric PathD. MPLSE. vCenterF. OTV
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 4Wich four components would you select to meet a customer requirement of up to 80 GB/s Ethernet bandwidth
to 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
Explanation/Reference:
QUESTION 5Which 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: QuestionsExplanation
Explanation/Reference:
QUESTION 6What represents a feature to secure OSPF routing exchanges?
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A. OSPF route authenticationB. OSPF peer authenticationC. OSPF database exchange authenticationD. OSPF process authentication
Correct Answer: BSection: QuestionsExplanation
Explanation/Reference:
QUESTION 7Which 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
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 8Which performance charasteristic is least likely to require being addressed in the data center solutionrequirements?
A. distributed computingB. desktop virtualizationC. private cloudD. power efficiencyE. server virtualization
Correct Answer: DSection: QuestionsExplanation
Explanation/Reference:
QUESTION 9Which 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
Explanation/Reference:
QUESTION 10Which 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
Correct Answer: ACSection: QuestionsExplanation
Explanation/Reference:
QUESTION 11Which two technologies minimize or eliminate the need for STP in the data center? (Choose two)
A. vPCB. VDCC. Fabric PathD. MPLSE. OTVF. BPDU
Correct Answer: ACSection: QuestionsExplanation
Explanation/Reference:
QUESTION 12Which 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
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 13Which 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 Series
D. Cisco Nexus 4000 SeriesE. Cisco Nexus 3000 Series
Correct Answer: ABSection: QuestionsExplanation
Explanation/Reference:
QUESTION 14Drag 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 15Highest Average CPU Utilization?
Case Study Title (Case Study):
A. 100%B. 75%C. 52%D. 109%E. 200%
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 16Highest Maximum CPU Utilization
Case Study Title (Case Study):
A. 10%B. 24%C. 56%D. 100%E. 138%
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 17Which three options are examples of NHRP? (Choose three)
A. HSRPB. EIGRP
C. OCSPD. OSPFE. GLBPF. MPLSG. VRRP
Correct Answer: AEGSection: QuestionsExplanation
Explanation/Reference:
QUESTION 18Which technology differentiates a data center designed around Cisco equipment versus another vendor?
A. FCoEB. NPIVC. VSANsD. NPV
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 19On 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
Explanation/Reference:
QUESTION 20When 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
Correct Answer: DSection: QuestionsExplanation
Explanation/Reference:
QUESTION 21Which 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
Explanation/Reference:
QUESTION 22When 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
Correct Answer: DSection: QuestionsExplanation
Explanation/Reference:
QUESTION 23Which 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: DSection: QuestionsExplanation
Explanation/Reference:
QUESTION 24What 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.
Correct Answer: DSection: QuestionsExplanation
Explanation/Reference:
QUESTION 25Which 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
Correct Answer: BSection: QuestionsExplanation
Explanation/Reference:
QUESTION 26Which 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
Explanation/Reference:
QUESTION 27Which document is the least relevant as an output deliverable from the design phase?
A. migration planB. site requirements specificationC. configurationsD. high-level design
Correct Answer: CSection: QuestionsExplanation
Explanation/Reference:
QUESTION 28Which 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
Correct Answer: ASection: QuestionsExplanation
Explanation/Reference:
QUESTION 29which 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 seriesE. Cisco Nexus 4000 series
Correct Answer: ABSection: QuestionsExplanation
Explanation/Reference:
QUESTION 30Which 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
Correct Answer: BSection: QuestionsExplanation
Explanation/Reference:
QUESTION 31Given the above configuration example answer the following questions.What is the server type configured in the above example?
Case Study Title (Case Study):
A. B200 M2B. B250 M2C. B220 M3D. B200 M3
Correct Answer: ASection: Hot SpotExplanation
Explanation/Reference:
QUESTION 32Given the above configuration example answer the following questions
What is the number of Core Processors installed
Case Study Title (Case Study):
A. 1B. 2C. 4D. 6
Correct Answer: BSection: Hot SpotExplanation
Explanation/Reference:
QUESTION 33Given the above configuration example answer the following questionsWhat is the number of Host required for the above configuration
Case Study Title (Case Study):
A. 1B. 2C. 7D. 11E. 16
Correct Answer: DSection: Hot SpotExplanation
Explanation/Reference:
QUESTION 34Drag the example on the left to the appropriate type of developing business trend on the right.
Select and Place:
Correct Answer:
Section: Drag and DropExplanation
Explanation/Reference:
QUESTION 35Which 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: Questions
Explanation
Explanation/Reference:
QUESTION 36Which 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
Correct Answer: ASection: QuestionsExplanation
Explanation/Reference:
QUESTION 37Which three items represent a data center virtualization technologies? (Choose three)
A. VSANB. GLBPC. L2 firewallD. ECMPE. VDCF. LUN
Correct Answer: AEFSection: QuestionsExplanation
Explanation/Reference:
QUESTION 38Which 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
Explanation/Reference:
QUESTION 39Drag 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:
Section: Drag and DropExplanation
Explanation/Reference:
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