Cisco 642-874 Online Practice Questions and Exam Preparation

Cisco 642-874 Online Questions & Answers

• Question 111:

  Which three options are the three layers of the Cisco design in the data center architecture? (Choose three.)

  A. core layer
  B. distribution layer
  C. service layer
  D. aggregation layer
  E. Layer 2 domain sizing
  F. access layer
  A. core layer
  D. aggregation layer
  F. access layer

• Question 112:

  A e-commerce network has many devices that often need to be upgraded on a regular basis. What technology will ensure IP packets continue to be forwarded even during a device failover?

  A. stateful switchover
  B. nonstop forwarding
  C. route processor redundancy
  D. optimized edge routing
  E. enhanced object tracking
  B. nonstop forwarding

• Question 113:

  Which two services are provided at the aggregation layer in a data center design? (Choose two.)

  A. service module integration
  B. default gateway redundancy
  C. high-speed packet switching backplane
  D. network interface card teaming
  E. Layer 3 domain definitions
  A. service module integration
  B. default gateway redundancy

• Question 114:

  What network storage protocol uses a connection standard incompatible with shared 10Gb Ethernet physical connection?

  A. SMB
  B. iSCSI
  C. FC
  D. NFS
  E. CIFS
  C. FC

• Question 115:

  Which of the following is most accurate with respect to designing high availability within the Enterprise Campus network?

  A. High availability at and between the Distribution and Access layers is as simple as redundant switches and redundant Layer 3 connections
  B. Non-deterministic traffic patterns require a highly available modular topology design
  C. Distribution layer high availability design includes redundant switches and Layer 3 equal-cost load sharing connections to the switched Access and routed Core layers, with a Layer 3 link between the Distribution switches to support summarization of routing information from the Distribution to the Core
  D. Default gateway redundancy allows for the failure of a redundant Distribution switch without affecting endpoint connectivity
  D. Default gateway redundancy allows for the failure of a redundant Distribution switch without affecting endpoint connectivity

• Question 116:

  Which three options are benefits of using VRFs within an enterprise network? (Choose three.)

  A. simplifies configuration and troubleshooting
  B. enables partitioning of network resources
  C. enhances security between user groups
  D. provides additional redundancy at Layer 3
  E. allows for routing and forwarding separation
  F. improves routing protocol convergence
  B. enables partitioning of network resources
  C. enhances security between user groups
  E. allows for routing and forwarding separation

• Question 117:

  Which of these statements is correct regarding Stateful Switchover and Cisco Nonstop Forwarding?

  A. Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds.
  B. Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds.
  C. Distribution switches are single points of failure causing outages for the end devices.
  D. Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than one second.
  E. NSF and SSO with redundant supervisors have the most impact on outages at the access layer.
  E. NSF and SSO with redundant supervisors have the most impact on outages at the access layer.

• Question 118:

  Which three statements about Network Attached Storage are correct? (Choose three.)

  A. Data is accessed using NFS or CIFS.
  B. Data is accessed at the block level.
  C. NAS is referred to as captive storage.
  D. Storage devices can be shared between servers.
  E. A NAS implementation is not as fast as a DAS implementation.
  A. Data is accessed using NFS or CIFS.
  D. Storage devices can be shared between servers.
  E. A NAS implementation is not as fast as a DAS implementation.

• Question 119:

  When designing the routing for an Enterprise Campus network it is important to keep which of the following route filtering aspects in mind?

  A. Filtering is only useful when combined with route summarization
  B. It is best to filter (allow) the default and summary prefixes only in the Enterprise Edge to remote sites or site-to-site IPsec VPN networks
  C. IGPs (for example EIGRP or OSPF) are superior to route filtering in avoiding inappropriate transit traffic through remote nodes or inaccurate or inappropriate routing updates
  D. The primary limitation of router filtering is that it can only be applied on outbound updates
  B. It is best to filter (allow) the default and summary prefixes only in the Enterprise Edge to remote sites or site-to-site IPsec VPN networks

• Question 120:

  A network engineer is designing a dual router, dual ISP solution and must prefer one ISP for inbound traffic over the other. Which two BGP attributes can be manipulated to accomplish this goal? (Choose two.)

  A. AS path
  B. MED
  C. local preference
  D. weight
  E. origin code
  A. AS path
  B. MED