Cisco 642-874 Online Practice Questions and Exam Preparation

Cisco 642-874 Online Questions & Answers

• Question 1:

  Which IPv4 multicast technical component measure provides architectural security?

  A. IGMP max groups
  B. access lists
  C. scoped addresses
  D. state limit
  C. scoped addresses

• Question 2:

  Which option lists the EIGRP minimum timer settings for hello and dead timers in seconds?

  A. 4 and 6 B. 2 and 4
  C. 2 and 6
  D. both 6
  C. 2 and 6

• Question 3:

  Which two options are VRF components. (Choose two.)

  A. RIB
  B. VSS
  C. FIB
  D. HSRP
  A. RIB
  C. FIB

• Question 4:

  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
  B. Layer 3 MPLS VPNs secure routing

• Question 5:

  Which STP enhancement can be configured on Layer 2 ports between distribution layer switches?

  A. LoopGuard
  B. PortFast
  C. UplinkFast
  D. RootGuard
  A. LoopGuard

• Question 6:

  OSPF stub areas are an important tool for the Network designer; which of the following two should be considered when utilizing OSPF stub areas? (Choose two)

  A. OSPF stub areas increase the size of the LSDB with the addition of Type 3 and 5 LSAs
  B. OSPF not so stubby areas are particularly useful as a simpler form of summarization
  C. OSPF stub areas are always insulated from external changes
  D. OSPF totally stubby areas cannot distinguish among ABRs for the best route to destinations outside the area
  E. OSPF stub areas can distinguish among ASBRs for destinations that are external to the OSPF domain
  C. OSPF stub areas are always insulated from external changes
  D. OSPF totally stubby areas cannot distinguish among ABRs for the best route to destinations outside the area

• Question 7:

  Which two options are two benefits of a Layer 2 looped model? (Choose two.)

  A. extends VLANs between switches that are connected to a common aggregation module
  B. prevents uplink ports from entering the spanning-tree blocking state
  C. provides quick convergence with Rapid Spanning Tree Protocol
  D. increases performance to end hosts using directly connected, bonded Layer 2 links
  A. extends VLANs between switches that are connected to a common aggregation module
  C. provides quick convergence with Rapid Spanning Tree Protocol

• Question 8:

  A customer with a single Cisco Adaptive Security Appliance wants to separate multiple segments of the e- commerce network to allow for different security policies. What firewall technology accommodates these design requirements?

  A. virtual contexts
  B. private VLANs
  C. admission control
  D. virtual private network
  A. virtual contexts

• Question 9:

  Refer to the exhibit.

  

  Which recommended practice is applicable?

  A. If no core layer is deployed, the design will be easier to scale.
  B. A dedicated campus core layer should be deployed for connecting three or more buildings.
  C. If no core layer is deployed, the distribution switches should not be fully meshed.
  D. A dedicated campus core layer is not needed for connecting fewer than five buildings.
  B. A dedicated campus core layer should be deployed for connecting three or more buildings.

• Question 10:

  A company implemented VoIP in a campus network and now wants a consistent method to implement using AutoQoS. Which two parameters must be considered before AutoQoS is configured? (Choose two.)

  A. CEF must be enabled.
  B. AutoQoS is available only on routers.
  C. Traffic discovery must be performed manually.
  D. No service policy can be applied already.
  E. Manual traffic analysis must be performed.
  A. CEF must be enabled.
  D. No service policy can be applied already.