642-996 Real Pdf Exam Material

By Author: Kristi B. McLeod
Total Articles: 155
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Question: 1

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

Question: 2

What documents are not typically an output that is deliverable from the design phase?

A. high-level design
B. site requirements specification
C. troubleshooting procedures
D. migration plan

Answer: C

Question: 3

What is the most common design requirement when creating a data center solution?

A. high availability with disaster recovery
B. multicore CPU servers
C. traffic inspection for inbound traffic
D. virtualization of network resources

Answer: A

Question: 4

What is a typical output of the design planning phase that characterizes an existing data center?

A. a high-level conceptual architecture proposal
B. a gap analysis
C. a verification plan
D. reactive fault detection and correction

Answer: B

Question: 5

Which ...
... two characteristics are associated with the core layer of a Data Center Unified Fabric network? (Choose two.)

A. no packet manipulation
B. QoS—policing
C. voice, data, and wireless convergence
D. scalable routing protocols like OSPF
E. Layer 2 default gateway redundancy
F. QoS—classification and queuing

Answer: A, D

Question: 6

Which three characteristics are associated with the aggregation layer of a Data Center Unified Fabric network? (Choose three.)

A. no packet manipulation
B. QoS—policing
C. voice, data, and wireless convergence
D. scalable routing protocols like OSPF
E. provides default gateway redundancy
F. QoS—classification and queuing
G. routing manipulation and filtering
H. aggregates end users

Answer: B, E, G

Question: 7

Which three characteristics are associated with the access layer of a Data Center Unified Fabric network? (Choose three.)

A. no packet manipulation
B. QoS—policing
C. voice, data, and wireless convergence
D. scalable routing protocols like OSPF
E. provides default gateway redundancy
F. QoS - classification and queuing
G. routing manipulation and filtering
H. aggregates end users

Answer: C, F, H

Question: 8

Which protocols are Cisco recommended for connecting the main data center to a remote data center?

A. LISP
B. OTV
C. FabricPath
D. vPC

Answer: B

Question: 9

When migrating an existing data center network to a unified fabric network, which transitions should you expect to see?

A. IOS to Nexus networking equipment
B. physical to virtual machines
C. Fibre Chanel to FCoE
D. iSCSI to NAS

Answer: C

Question: 10

Which three protocols are effective in minimizing the use of STP in the data center design? (Choose three.)

A. FCoE
B. vPC
C. vDC
D. FabricPath
E. 802.1ad
F. STP

Answer: A, B, D

Question: 11

In a medium size Data Center, which three routing protocols would you use? (Choose Three.)

A. EIGRP
B. ISIS
C. OSPF
D. RIPv2
E. HSRP

Answer: A, B, C

Question: 12

Layer 2 forwarding of multicast traffic with vPC is based on which modified protocol?

A. CGMP
B. PIM SS
C. Auto-RP
D. IGMP snooping
E. Destination-based trees

Answer: D

Question: 13

Which protocol is required in order for FabricPath to support switches or hosts that dual-attach through classical Ethernet?

A. VDC
B. vPC
C. LISP
D. OTV
E. VSS
F. TRILL

Answer: B

Question: 14

In a geographically diverse data center environment, which high-availability feature allows data centers to simultaneously serve the same content to all sites?

A. HSRP
B. VRRP
C. SLB
D. GSLB
E. FCoE

Answer: D

Question: 15

Given the requirements, which Cisco Nexus product is Cisco recommended?

A rich feature set that makes it well suited to top-of-rack, middle-of-row, or end-of-row access-layer applications.
Data center racks with standards-based 1 and 10 Gigabit Ethernet and FCoE features, and virtual machine awareness features that allow IT departments to consolidate networks.
A combination of high port density, lossless Ethernet, wire-speed performance, and extremely low latency that makes the switch family well suited to meet the growing demand for 10 Gigabit Ethernet.

A. 1000v
B. 1010
C. 2000
D. 3000
E. 4000
F. 5500

Answer: F