Echte Fragen 640-864 Cisco Fragenkatalog

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Echte Fragen 640-864 Cisco Fragenkatalog

QUESTION 1
Which three of these describe the best practice for Cisco wireless outdoor Mesh network deployment? (Choose three.)

A. mesh hop counts of 4 or fewer
B. RAP implemented with 20 or fewer MAP nodes
C. client access via 802.11a and backhaul with 802.11b/g
D. client access via 802.11b/g and backhaul with 802.11a
E. mesh hop counts of 8 to 4
F. RAP implemented with 20 to 32 MAP nodes

Answer: ADF

Explanation/Reference:
Mesh Design Recommendations
The following are Cisco recommendations (and considerations) for mesh design:

Cisco Press CCDA 640-864 Official Certification Guide Fourth Edition, Chapter 5

QUESTION 2
The Cisco Data Center Network Architecture comprises which two Cisco SONA layers? (Choose two.)

A. Collaboration Applications
B. WAN/Internet
C. Interactive Services
D. Network Infrastructure
E. Business Applications

Answer: CD

Explanation/Reference:
Explanation: Explanation
The SONA framework denes the following three layers:
+ Networked Infrastructure layer: Where all the IT resources interconnect across a converged network foundation. The objective of this layer is to provide connectivity, anywhere and anytime. + Interactive Services layer: Includes both application networking services and infrastructure services. This layer enables efcient allocation of resources to applications and business processes delivered through the networked infrastructure.
+ Application layer: Includes business applications and collaboration applications. The objective of this layer is to meet business requirements and achieve efciencies by leveraging the Interactive Services layer.
With above information, you can answer question 2 and 3 below.

QUESTION 3
Which two of these are scalability benefits of designing a network that utilizes VPNs? (Choose two.)

A. reduces dial infrastructure expenditures
B. reduces the number of physical connections
C. allows networks to be set up and restructured quickly
D. simplifies the underlying structure of a customer WAN
E. extends the network to remote users

Answer: AB

Echte Fragen 640-864 Cisco Fragenkatalog