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Cisco 400-007 Exam Questions

Cisco 400-007 Exam Questions Answers

Cisco Certified Design Expert (CCDE v3.1)

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Cisco 400-007 Practice Test Questions ( Updated) – Real Exam Questions & Dumps PDF

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Cisco 400-007 Sample Questions – Free Practice Test & Real Exam Prep

Question #1

Which two benefits can software-defined networks provide to businesses? (Choose two.) 

  • A. provides additional redundancy
  •  B. reduction of OpEx/CapEx 
  •  C. reduced latency 
  •  D. decentralized management
  •  E. enables innovation F. meets high traffic demands 
Answer: B, E 
Question #2

What advantage of placing the IS-IS layer 2 flooding domain boundary at the core Layer in a threelayer hierarchical network is true? 

  • A. The Layer 1 and Layer 2 domains can easily overlap
  • B. It reduces the complexity of the Layer 1 domains
  • C. It can be applied to any kind of topology
  • D. The Layer 2 domain is contained and more stable
Answer: D 
Question #3

Which three items do you recommend for control plane hardening of an infrastructure device? (Choose three.)

  • A. routing protocol authentication 
  • B. SNMPv3 
  •  C. Control Plane Policing 
  •  D. redundant AAA servers
  •  E. warning banners
  •  F. to enable unused services
Answer: A, B, C 
Question #4

The Company XYZ network requires OSPF dead neighbor detection in a subsecond manner However the company network does not support BFD Which other feature can be used to fulfill the design requirement? 

  • A. STP 
  •  B. fast hello 
  •  C. LFA 
  • D. DPD
Answer:
Question #5

Which DCI technology utilizes a œflood and learn technique to populate the Layer2 forwarding table? 

  • A. LISP
  • B. OTV
  • C. VPLS
  • D. EVPN
Answer:
Question #6

Which two statements describe the functionality of OSPF packet-pacing timers? (Choose two ) The group-pacing timer controls the interval that is used for group and individual LSA refreshment

  • A. OSPF flood-pacing timers allow dynamic control of the OSPF transmission queue size
  •  B. OSPF retransmission-pacing timers allow control of interpacket spaang between consecutive linkstate update packets in the OSPF retransmission queue. 
  •  C. OSPF retransmission-pacing timers allow control of packet interleaving between nonconsecutive link-state update packets in the OSPF retransmission queue. 
  •  D. OSPF flood-pacing timers allow control of interpacket spacing between consecutive link-state update packets in the OSPF transmission queue 
Answer: B, D 
Question #7

Which design benefit of bridge assurance is true?

  • A. It supposes a spanning-tee topology change upon connecting and disconnecting a station on a port
  • B. It prevents switched traffic from traversing suboptimal paths on the network.
  • C. It allows small, unmanaged switches to be plugged into ports of access switches without the risk of switch loops.
  • D. It prevents switch loops caused by unidirectional point-to-point link condition on Rapid PVST + and MST 
Answer:
Question #8

An existing wireless network was designed to support data traffic only. You must now install context Aware services for location tracking changes must be applied to the existing wireless network to increase the location accuracy? (Chose two) 

  • A. Add access points along the perimeter of the coverage area.
  • B. Increase the access point density to create an average inter-access point distance of less than 40 feet or 12.2 meters
  • C. Use directional antennas to provide more cell overlapping
  • D. Install additional access points in monitor mode where the co-channel interference would otherwise be affected
  • E. Fine tune the radio configuration of the access point to have a higher average transmission power to achieve better coverage 
Answer: B, E 
Question #9

A consultant needs to evaluate project management methodologies for a new service deployment on the existing network of a customer. The customer wants to be involved in the end-to-end project progress and be provided with frequent updates. The customer also wants the ability to change the requirements if needed, as the project progresses. Which project management methodology should be used?

  • A. three principles 
  • B. phased 
  •  C. Agile 
  •  D. Waterfall
Answer:
Question #10

An enterprise campus is adopting a network virtualization design solution with these requirements It must include the ability to virtualize the data plane and control plane by using VLANs and VRFs It must maintain end-to-end logical path transport separation across the network resources available grouped at the access edge Which two primary models can this network virtualization design be categorized? (Choose two)

  • A. Path isolation
  • B. Session isolation
  • C. Group virtualization
  • D. Services virtualization
  • E. Edge isolation 
Answer: A, D
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