Download New Updated (Spring 2015) Cisco 642-874 Actual Tests 11-20

Ensurepass

 

QUESTION 11

OSPF stub areas are an important tool for the Network designer; which of the following two should be considered when utilizing OSPF stub areas? (Choose two)

 

A.

OSPF stub areas increase the size of the LSDB with the addition of Type 3 and 5 LSAs

B.

OSPF not so stubby areas are particularly useful as a simpler form of summarization

C.

OSPF stub areas are always insulated from external changes

D.

OSPF totally stubby areas cannot distinguish among ABRs for the best route to destinations outside the area

E.

OSPF stub areas can distinguish among ASBRs for destinations that are external to the OSPF domain

 

Correct Answer: CD

 

 

QUESTION 12

Which two protocol characteristics should be most considered when designing a single unified fabric for the Data Center? (Choose two.)

 

A.

FCIP or FCoE allow for easier integration by using the Fibre Channel Protocol (FCP) and Fibre Channel framing

B.

iSCSI uses a special EtherType and an additional header containing additional control information

C.

FCIP and iSCSI has higher overhead than FCoE owing to TCP/IP

D.

FCoE was initially developed to be used as a switch-to-switch protocol, while FCIP is primarily meant to

be used as an access layer protocol to connect hosts and storage to a Fibre Channel SAN

E.

FCoE requires gateway functionality to integrate into an existing Fibre Channel network

 

Correct Answer: AC

 

 

QUESTION 13

Drag the best practice recommendation for an Enterprise Campus network on the left to the technology to which it most applies on the right.

 

clip_image002

 

Correct Answer:

clip_image004

 

 

 

 

 

 

 

 

 

QUESTION 14

Drag and Drop Questions

 

clip_image006

 

Correct Answer:

clip_image008

 

 

QUESTION 15

Drag and Drop Questions

 

clip_image010

 

Correct Answer:

 

clip_image012

 

 

QUESTION 16

Which of these Layer 2 access designs does not support VLAN extensions?

 

A.

FlexLinks

B.

loop-free U

C.

looped square

D.

looped triangle

E.

loop-free inverted U

 

Correct Answer: B

 

 

QUESTION 17

Which statement about Fibre Channel communications is correct?

 

A.

N_Port to N_Port connections use logical node connection points.

B.

Flow control is only provided by QoS.

C.

It must be implemented in an arbitrated loop.

D.

Communication methods are similar to those of an Ethernet bus.

 

Correct Answer: A

 

 

QUESTION 18

In base e-Commerce module designs, where should firewall perimeters be placed?

 

A.

core layer

B.

Internet boundary

C.

aggregation layer

D.

aggregation and core layers

E.

access and aggregation layers

 

Correct Answer: A

 

 

QUESTION 19

The Cisco Nexus 1000V is intended to address which disadvantage of the VMware vSphere solution?

 

A.

Inability to deploy new functional servers without requiring physical changes on the network

B.

Complexity added by the requirement for an ESX host for each virtual machine

C.

Network administrators lack control of the access layer of the network

D.

To increase the number of physical infrastructure and the virtual machines that can be managed

 

Correct Answer: C

 

 

QUESTION 20

With respect to address summarization, which of the following statements concerning IPv4 and IPv6 is true?

 

A.

The potential size of the IPv6 address blocks suggests that address summarization favors IPv6 over IPv4.

B.

Role based addressing using wildcard masks to match multiple subnets is suitable for IPv4, but unsuitable

for IPv6.

C.

In order to summarize, the number of subnets in the IPv4 address block should be a power of 2 while the

number of subnets in the IPv6 address block should be a power of 64.

D.

WAN link addressing best supports summarization with a /126 subnet for IPv4 and a /31 for IPv6.

 

Correct Answer: B

 

Free VCE & PDF File for Cisco 642-874 Real Exam

Instant Access to Free VCE Files: CCNA | CCNP | CCIE …
Instant Access to Free PDF Files: CCNA | CCNP | CCIE …