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Cisco Certified Design Expert CCDE v3.0 Questions 136–140 (page: 29)

Updated On: 10-Feb-2026

Company XYZ wants to use the FCAPS ISO standard for network management design. The focus of the design should be to minimize network outages by employing a set of procedures and activities to detect and isolate network issues and the appropriate corrective actions to overcome current issues and prevent them from occurring again. Which layer accomplishes this design requirement?

  1. fault management
  2. accounting management
  3. security management
  4. performance management

Answer(s): A



A business wants to refresh its legacy Frame Relay WAN. It currently has product specialists in each of its 200 branches but plans to reduce and consolidate resources. The goal is to have product specialists available via video link when customers visit the nationwide branch offices. Which technology should be used to meet this objective?

  1. DMVPN phase 1 network over the Internet
  2. Layer 3 MPLS VPN hub and spoke
  3. Layer 2 VPLS
  4. Layer 3 MPLS VPN full mesh

Answer(s): D



Which development model is closely associated with traditional project management?

  1. Agile model
  2. lifecycle model
  3. static model
  4. evolutionary delivery model

Answer(s): B



You are designing the QoS policy for a company that is running many TCP-based applications. The company is experiencing tail drops for these applications. The company wants to use a congestion avoidance technique for these applications. Which QoS strategy can be used to fulfill the requirement?

  1. weighted fair queuing
  2. weighted random early detection
  3. first-in first-out
  4. low-latency queuing

Answer(s): B



Which technology supports antispoofing and does not have any impact on encryption performance regardless of packet size?

  1. MACsec
  2. IP source guard
  3. DHCP snooping with DAI
  4. IPsec

Answer(s): A



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