CISCO 640-861测试题库

1. An existing Cisco customer has called for help with designing a new solution for its changing needs. The first issues the customer wants to address are security, logging, and troubleshooting. On which major functional area and which submodule of the Enterprise Composite Network Model will you be keying your efforts?
A. Enterprise Edge; Internet Connectivity
B. Enterprise Campus; Network Management
C. Service Provider; ISP
D. Campus Infrastructure; Building Access
E. Enterprise Campus; Campus Infrastructure
F. Edge Distribution; Call Detail Log
Answer: B

2. For the network backbone of a large campus environment, what are three advantages of a multilayer core switch design over a Layer 2 core switch design? (Choose three.)
A. single VLAN implementation in the backbone
B. reduced distribution router peering
C. broadcast control in the backbone
D. evenly distributed backbone traffic
E. large scalability potential
Answer: BCE

3. An enterprise needs to connect networks at high data rates. The networks are located in different buildings with a clear line-of-sight. Which technology is a solution for this need?
A. broadband fixed wireless
B. cellular wireless
C. wireless LAN
D. Mobile IP
E. ISDN
Answer: A

4. A customer requires that a network designer show proof of concept for a redesigned remote access solution that will be implemented in the Enterprise Edge functional area of an existing network. Budget and time constraints require testing in only a portion of the existing Remote Access module.Which kind of test will be used to show proof of concept?
A. pilot
B. prototype
C. simulation
D. isolated
Answer: A

5. Access to airline scheduling systems is a mission critical requirement of a new network upgrade at a travel agency. A service level agreement (SLA) is included in the design to assure a high level of availability.Which three capabilities must be included in the network design to manage the SLA? (Choose three.)
A. the identification and isolation of the SLA devices that cause an outage
B. the monitoring for conformance to the SLA
C. the determination of fault when an SLA is violated
D. the restoration of the configurations of failed devices covered by the SLA
E. the reporting of SLA violations and performance trends
Answer: BCE