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- Exam Code: 642-998
- Exam Name: Designing Cisco Data Center Unified Computing
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Pass4itsure Latest and Most Accurate Cisco 642-998 Dumps Exam Q&As(1-35)
QUESTION 1
Which protocol is best suited for connecting two data centers together?
A. LISP
B. OTV
C. FabricPath
D. vPC
642-998 exam Correct Answer: B
QUESTION 2
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 3
What is one example of a fully virtualized environment in the data center?
A. Hadoop clusters
B. VDI
C. vPC
D. VSAN
642-998 dumps Correct Answer: B
QUESTION 4
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 5
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.
642-998 pdf Correct Answer: B
QUESTION 6
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 7
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
642-998 vce Correct Answer: CD
QUESTION 8
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 9
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
642-998 exam Correct Answer: BD
QUESTION 10
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 11
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
642-998 dumps Correct Answer: B
QUESTION 12
When multicast traffic is a required design element, why is the Cisco UCS 6248UP a better choice than the Cisco UCS 6140XP?
A. Cisco UCS 6140XP does not allow multicast traffic propagation.
B. Cisco UCS 6140XP does not support IGMP snooping on uplink interfaces.
C. Cisco UCS 6248UP employs separate unicast and multicast egress queues.
D. Cisco UCS 6248UP supports PIM dense mode rendezvous points.
E. Cisco UCS 6248UP supports dynamic queue mapping of IGMP v3 requests.
Correct Answer: C
QUESTION 13
Which two devices require a connection to an external switch for East-West switching? (Choose two.)
A. Cisco Nexus 3548
B. Cisco UCS 6248UP
C. Cisco UCS 2208XP
D. Cisco Nexus 2232PP
E. Cisco UCS 6296UP
642-998 pdf Correct Answer: CD
QUESTION 14
What is your recommendation to a customer interested in slowing power consumption in the data center? (Choose two.)
A. Consolidate servers through virtualization.
B. Convert servers from 220v to 110v.
C. Implement Cisco Unified Fabric.
D. Convert from AC to DC power distribution.
E. Stop using redundant power supplies.
Correct Answer: AC
QUESTION 15
Which three items represent data center virtualization technologies? (Choose three.)
A. VDC
B. VSAN
C. LUN
D. L2 firewall
E. GLBP
F. ECMP
642-998 vce Correct Answer: ABC
QUESTION 16
What technology is necessary to support vPC+?
A. MPLS
B. OTV
C. FabricPath
D. vCenter
E. RPVST
F. MST
Correct Answer: C
QUESTION 17
What is configured on an NHRP to trigger failover if an SVI goes down?
A. BPDU
B. weight
C. interface priority
D. object tracking
E. local preference
F. cost
642-998 exam Correct Answer: D
QUESTION 18
Which two devices operate only at OSI Layer 2? (Choose two.)
A. Cisco Nexus 7010
B. Cisco Nexus 5548
C. Cisco Nexus 5596
D. Cisco Nexus 5020
E. Cisco Nexus 3016
F. Cisco Nexus 2248
Correct Answer: DF
QUESTION 19
What allows for STP to be disabled yet support a loop-free topology even on link or switch failure?
A. LACP
B. OTV
C. vPC
D. vPC+
E. FabricPath
642-998 dumps Correct Answer: E
QUESTION 20
Which three options are examples of NHRP? (Choose three.)
A. OSPF
B. HSRP
C. VRRP
D. GLBP
E. OCSP
F. EIGRP
G. MPLS
Correct Answer: BCD
QUESTION 21
Your customer has a PCI requirement to protect with a firewall access layer servers that process Visa transactions. Which Cisco Firewall Services Module deployment topology will have the least impact on existing IP addressing?
A. Transparent
B. One-Arm
C. Routed
D. Inline
E. Clustered
642-998 pdf Correct Answer: A
QUESTION 22
Which Cisco ACE Service Module deployment topology allows direct access to the servers for administration but requires either SNAT or PBR for load-balanced HTTP traffic returning from the server?
A. Transparent
B. One-Arm
C. Routed
D. Inline
E. Asymmetric Server Normalization
Correct Answer: B
QUESTION 23
Which two devices are Cisco recommended for a ToR data center design for access layer connectivity? (Choose two.)
A. Cisco Nexus 7000 Series
B. Cisco Nexus 5500 Series
C. Cisco Nexus 4000 Series
D. Cisco Nexus 3000 Series
E. Cisco Nexus 2000 Series
642-998 vce Correct Answer: BE
QUESTION 24
Which two devices would you recommend to implement at the EoR in your data center design for access layer connectivity? (Choose two.)
A. Cisco Nexus 7000 Series
B. Cisco Nexus 5500 Series
C. Cisco Nexus 4000 Series
D. Cisco Nexus 3000 Series
E. Cisco Nexus 2000 Series
Correct Answer: AB
QUESTION 25
Which two devices are recommended for an MoR design that includes Cisco Unified Fabric? (Choose two.)
A. Cisco Nexus 5548UP
B. Cisco Nexus 4004
C. Cisco Nexus 3064
D. Cisco Nexus 2232PP
E. Cisco Nexus 2248T
642-998 exam Correct Answer: AD
QUESTION 26
Which two options represent an access layer solution to virtual machine network virtualization that the network team manages just like other devices in the data center? (Choose two.)
A. Cisco Nexus 1010
B. VSM
C. VEM
D. host vPC
E. MPIO
Correct Answer: AC
QUESTION 27
Which two terms relate to the capability of a physical NIC to present virtual NICs to the operating system or hypervisor? (Choose two.)
A. VM-FEX
B. NPIV
C. Adapter-FEX
D. NIV
E. host vPC
F. NIC teaming
642-998 dumps Correct Answer: CD
QUESTION 28
Which term is synonymous with offloading network I/O processing from the hypervisor to a physical switch ASIC?
A. VM-FEX
B. NPIV
C. Adapter-FEX
D. NIV
E. host vPC
F. NIC teaming
Correct Answer: A
QUESTION 29
Which 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 5108
B. Cisco UCS 2204XP
C. Cisco UCS 6248UP
D. Cisco UCS 5596UP
E. Cisco UCS P81E
F. Cisco UCS 2208XP
G. Cisco UCS 6110XP
H. Cisco UCS VIC 1280
642-998 pdf Correct Answer: ACFH
QUESTION 30
Which Cisco technology would you specify to provide your client’s data center with context-aware identity validation and Layer 2 port authentication?
A. Cisco Security Manager
B. Cisco NAC Profiler
C. Cisco TrustSec
D. Cisco Anti-X
E. Cisco Virtual Security Gateway
Correct Answer: C
QUESTION 31
Which two views from the Device Manager in Cisco Prime Data Center Network Manager provide a graphical view of Cisco devices? (Choose two.)
A. Device
B. Configuration
C. Log
D. Ports
E. Summary
642-998 vce Correct Answer: AE
QUESTION 32
Which two platforms are supported by Cisco Prime Data Center Network Manager? (Choose two.)
A. Cisco Catalyst switches
B. Cisco Nexus switches
C. Cisco ACE
D. Cisco Aironet
E. Cisco MDS switches
Correct Answer: BE
QUESTION 33
Refer to the screenshot in Exhibit 2. What four protocols are valid to mount vMedia? (Choose four.)
A. NFS
B. Fibre Channel
C. SFTP
D. CIFS
E. HTTP
F. SCP
G. HTTPS
642-998 exam Correct Answer: ADEG
QUESTION 34
For a Cisco UCS 2208XP with the number of links illustrated in Exhibit 3, which four options are valid in the Chassis/FEX Discovery global policy? (Choose four.)
A. 1 Link
B. 2 Link
C. 3 Link
D. 4 Link
E. 8 Link
F. Platform Min
G. Platform Max
Correct Answer: ABDG
QUESTION 35
Refer to the screenshot in Exhibit 4. Which of the items is true regarding the activation of a Management Extension update?
A. Adds support for new management access protocols
B. Adds support for new SAN protocols
C. Adds support for new LAN protocols
D. Adds support for new hardware
642-998 dumps Correct Answer: D
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