Cisco 400-007 Exam Real Questions

Prepare and pass your Cisco Certified Design Expert CCDE v3.0 with free 400-007 exam questions.

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Total 516 Questions | Updated On: Oct 16, 2024

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Question 1

Company XYZ is migrating their existing network to IPv6 and they must plan for Layer 2 and Layer 3 devices Some of the access layer switches do not support IPv6, however, core and distribution switches fully support unicast and multicast routing. The company wants to minimize cost of the migration. Which migration strategy should be used in the design?

A : access layer switches must support IGMP snooping at a minimum. Any switches that do not support IGM snooping must be replaced.

B : grade the nonsupporting switches Otherwise, it will cause an issue with the migration.

C : yer 2 switches will not affect the implementation of IPv6. They can be included in the design in their current state.

D : access layer switches must support DHCPv6. Any switches that do not support DHCPv6 must be replaced

Answer: C

Question 2

When designing a WAN that will be carrying real-time traffic, what are two important reasons to consider serialization delay? (Choose two )

A : rialization delays are invariable because they depend only on the line rate of the interface

B : rialization delays are variable because they depend on the line rate of the interface and on the type of the packet being serialized.

C : rialization delay is the time required to transmit the packet on the physical media.

D : rialization delays are variable because they depend only on the size of the packet being serialized

E : rialization delay depends not only on the line rate of the interface but also on the size of the packet

Answer: B,D

Question 3

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?

A : ighted fair queuing

B : ighted random early detection

C : w-latency queuing

D : rst-in first-out

Answer: C

Question 4

Which layer of the SDN architecture orchestrates how the applications are given the resources available in the network?

A : southbound API

B : northbound API

C : orchestration layer

D : control layer

Answer: D

Question 5

A retail company has 250 branches connected to the core via MPLS Layer 3 VPN. The company is migrating from traditional telephony services to a VoIP solution. Which two primary concerns when implementing a VoIP solution are true? (Choose two.)

A : jitter

B : available bandwidth

C : ll routing design

D : U

E : T

Answer: A,B

Page: 1 / 104

Total 516 Questions | Updated On: Oct 16, 2024

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