Cisco 642-874 Online Practice Questions and Exam Preparation

Cisco 642-874 Online Questions & Answers

• Question 101:

  Which four primary attributes define a WAN service? (Choose four.)

  A. bandwidth
  B. bursting capacity
  C. memory
  D. CPU
  E. QoS classes and policies
  F. latency
  G. multicast support
  A. bandwidth
  B. bursting capacity
  E. QoS classes and policies
  G. multicast support

• Question 102:

  Which three major points are important for network virtualization to separate logical networks on a shared physical infrastructure? (Choose three.)

  A. VLANs B. data plane
  C. control plane
  D. VPNs
  E. VSANs
  F. management plane
  C. control plane
  F. management plane

• Question 103:

  A network engineer must create a Layer 2 switch block design that has deterministic convergence and is loop-free at Layer 2. Which two switch block elements are needed to meet the requirements? (Choose two.)

  A. Layer 3 link between distribution switches
  B. HSRP with interface tracking on uplinks to core switches
  C. RPVST with equal bridge priority on distribution switches
  D. VLANs that do not span access switches
  E. Layer 2 link between distribution switches
  A. Layer 3 link between distribution switches
  D. VLANs that do not span access switches

• Question 104:

  Which of the following is true concerning best design practices at the switched Access layer of the traditional layer2 Enterprise Campus Network?

  A. Cisco NSF with SSO and redundant supervisors has the most impact on the campus in the Access layer
  B. Provide host-level redundancy by connecting each end device to 2 separate Access switches
  C. Offer default gateway redundancy by using dual connections from Access switches to redundant Distribution layer switches using a FHRP
  D. Include a link between two Access switches to support summarization of routing information from the Access to the Distribution layer
  A. Cisco NSF with SSO and redundant supervisors has the most impact on the campus in the Access layer

• Question 105:

  Which two network management capabilities that are embedded in Cisco IOS Software will baseline existing application traffic? (Choose two.)

  A. Syslog
  B. AutoQoS
  C. NetFlow
  D. SNMP
  E. NBAR
  F. Logging
  C. NetFlow
  E. NBAR

• 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
  B. loop-free U

• Question 107:

  Which two of these correctly describe asymmetric routing and firewalls? (Choose two.)

  A. only operational in routed mode
  B. only operational in transparent mode
  C. only eight interfaces can belong to an asymmetric routing group
  D. operational in both failover and non-failover configurations
  E. only operational when the firewall has been configured for failover
  C. only eight interfaces can belong to an asymmetric routing group
  D. operational in both failover and non-failover configurations

• Question 108:

  Two recently merged companies are using EIGRP and RIP. Which two strategies can facilitate a smooth migration? (Choose two.)

  A. Create an OSPF instance between EIGRP and RIP routing domains.
  B. Redistribute routing information between the RIP and EIGRP protocols.
  C. Add EIGRP and then remove RIP on the acquired company network.
  D. Use the EIGRP administrative distance to migrate one site at a time.
  E. Use static routes in place of dynamic routing between companies.
  B. Redistribute routing information between the RIP and EIGRP protocols.
  C. Add EIGRP and then remove RIP on the acquired company network.

• Question 109:

  Which option describes the effect of using softphones instead of VoIP handsets on QoS implementation for the voice traffic?

  A. It provides a Layer 2 CoS marking in the frames that can be used for QoS implementation.
  B. Using softphones means that 802.1Q tagging must be configured between the PC and the switch.
  C. The voice traffic of softphones is mixed with data traffic of PC on the access VLAN.
  D. By using softphones, the implementation of a QoS depends only on trusting DSCP markings set by the PC.
  C. The voice traffic of softphones is mixed with data traffic of PC on the access VLAN.

• Question 110:

  Which option is the preferred and most versatile model to deploy IPv6 in existing IPv4 environments?

  A. hybrid
  B. service block
  C. dual stack
  D. processes
  C. dual stack