Get all latest (August) Cisco 642-874 Actual Test 101-110

Ensurepass

 

QUESTION 100

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 101

DRAG DROP

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Correct Answer:

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QUESTION 102

Which option describes why duplicate IP addresses reside on the same network in Cisco network design?

 

A.

HSRP designed network

B.

using Cisco ACE in active/passive mode

C.

VRRP designed network

D.

running multiple routing protocols

 

Correct Answer: B

 

 

QUESTION 103

What are two benefits of migrating from a vPC design to FabricPath? (Choose two.)

 

A.

infrastructure scalability

B.

lower latency

C.

e
ase of configuration

D.

network stability

E.

easy to manage

 

Correct Answer: AD

 

 

QUESTION 104

A company uses site-to-site IPsec VPN tunnels established over the public internet as a backup to its private WAN. The interoffice IP telephony service quality is degraded when a failover event occurs. What known design limitation can cause this issue?

 

A.

maximum headend router throughput

B.

circuit bandwidth

C.

transport reliability

D.

number of remote sites

 

Correct Answer: C

 

 

QUESTION 105

Which option is the Cisco recommendation for data oversubscription for access ports on the access-to-distribution uplink?

 

A.

4 to 1

B.

20 to 1

C.

16 to 1

D.

10 to 1

 

Correct Answer: B

 

 

QUESTION 106

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 107

Distinct, physical redundancy within a network layer is a key characteristic that contributes to the high availability of the hierarchical network design. Which of the following is not an examples of this model?

 

A.

SAN extension with dual fabrics such as a yellow VSAN and a blue VSAN utilized via multipath software

B.

Redundant power supplies and hot-swappable fan trays in Aggregate switches

C.

A single SAN fabric with redundant uplinks and switches

D.

Servers using network adapter teaming software connected to dual-attached access switches

 

Correct Answer: C

 

 

QUESTION 108

When a router has to make a rate transition from LAN to WAN, what type of congestion needs should be considered in the network design?

 

A.

RX-queue deferred

B.

TX-queue deferred

C.

RX-queue saturation

D.

TX-queue saturation

E.

RX-queue starvation

F.

TX-queue starvation

 

Correct Answer: F

 

 

QUESTION 109

Which technology is an example of the need for a designer to clearly define features and desired performance when designing advanced WAN services with a service provider?

 

A.

FHRP to remote branches

B.

Layer 3 MPLS VPNs secure routing

C.

Control protocols (for example Spanning Tree Protocol) for a Layer 3 MPLS service

D.

Intrusion prevention, QoS, and stateful firewall support network wide

 

Correct Answer: B

 

 

QUESTION 110

Which router type injects external LSAs into the OSPF database using either other routing protocols or static routes?

 

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A.

backbone router

B.

ABR

C.

internal router

D.

designated router

E.

ASBR

 

Correct Answer: E

 

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