Cisco 642-874 Online Practice Questions and Exam Preparation

Cisco 642-874 Online Questions & Answers

• Question 141:

  Which three options are basic technical metrics that a good SLA includes? (Choose three.)

  A. packet loss
  B. devices
  C. latency
  D. clients
  E. IP availability
  F. distance
  A. packet loss
  C. latency
  E. IP availability

• Question 142:

  DRAG DROP

  Select and Place:

  

  

• Question 143:

  An organization is deploying a new load balancing environment to support sensitive applications. The security requirements include discrete IP segments used for VIPs and for the application hosts. What load balancer mode meets the requirements?

  A. router
  B. bridge
  C. transparent
  D. pass-through
  A. router

• Question 144:

  Which three statements about firewall modes are correct? (Choose three.)

  A. A firewall in routed mode has one IP address.
  B. A firewall in transparent mode has one IP address.
  C. In routed mode, the firewall is considered to be a Layer 2 device.
  D. In routed mode, the firewall is considered to be a Layer 3 device.
  E. In transparent mode, the firewall is considered to be a Layer 2 device.
  F. In transparent mode, the firewall is considered to be a Layer 3 device.
  B. A firewall in transparent mode has one IP address.
  D. In routed mode, the firewall is considered to be a Layer 3 device.
  E. In transparent mode, the firewall is considered to be a Layer 2 device.

• Question 145:

  With respect to address summarization, which of the following statements concerning IPv4 and IPv6 is true?

  A. The potential size of the IPv6 address blocks suggests that address summarization favors IPv6 over IPv4.
  B. Role based addressing using wildcard masks to match multiple subnets is suitable for IPv4, but unsuitable for IPv6.
  C. In order to summarize, the number of subnets in the IPv4 address block should be a power of 2 while the number of subnets in the IPv6 address block should be a power of 64.
  D. WAN link addressing best supports summarization with a /126 subnet for IPv4 and a /31 for IPv6.
  B. Role based addressing using wildcard masks to match multiple subnets is suitable for IPv4, but unsuitable for IPv6.

• Question 146:

  Which option is the primary reason to implement security in a multicast network?

  A. maintain network operations
  B. allow multicast to continue to function
  C. optimize multicast utilization
  D. ensure data streams are sent to the intended receivers
  A. maintain network operations

• Question 147:

  Which three Layer 2 access designs have all of their uplinks in an active state? (Choose three.)

  A. Flex Links
  B. loop-free U
  C. looped square
  D. looped triangle
  E. loop-free inverted U
  B. loop-free U
  C. looped square
  E. loop-free inverted U

• Question 148:

  Which option is a common cause of congestion found in a campus network?

  A. input serialization delay
  B. output serialization delay
  C. Rx-queue starvation
  D. Tx-queue starvation
  D. Tx-queue starvation

• Question 149:

  What is the primary benefit of implementing Virtual Device Contexts on Nexus hardware In a multi-tenant environment?

  A. resource isolation
  B. software partitioning
  C. resource allocation
  D. granular monitoring
  A. resource isolation

• Question 150:

  Which of the following is a result when designing multiple EIGRP autonomous systems within the Enterprise Campus network?

  A. Improves scalability by dividing the network using summary routes at AS boundaries
  B. Decreases complexity since EIGRP redistribution is automatically handled in the background
  C. Reduces the volume of EIGRP queries by limiting them to one EIGRP AS
  D. Scaling is improved when a unique AS is run at the Access, Distribution, and Core layers of the network
  A. Improves scalability by dividing the network using summary routes at AS boundaries