100% Free Cisco 400-007 Practice Test Questions

Question 1

You want to add 900 VLANs to the existing 90 VLANs on a data center Which two spanning-tree concerns must you consider? (Choose two )

A : STP is increased by a factor of 10 convergence time

B : To add 990 VLANs to the switching hardware reserved VLANs requires you to use extended VLAN

C : The diameter of the STP topology is increased.

D : The PVST+ increases CPU utilization

E : BPDU does not support 990 VLANs

Answer: C,D

Question 2

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 : weighted fair queuing

B : weighted random early detection

C : low-latency queuing

D : first-in first-out

Answer: C

Question 3

The Agile release train workflow focuses on tasks which can be accomplished reliably and efficiently Scrum and Kanban are two of the most popular Agile frameworks, but both have a specific use case based on the implementation requirements In which two situations are Kanban the ideal framework to use”? (Choose two.)

A : acquisition of automation tools

B : carrier lead times

C : network configuration design

D : physical hardware deployment

E : logical topology deployment

Answer: A,C

Question 4

Company XYZ plans to run OSPF on a DMVPN network. They want to use spoke-to-spoke tunnels in the design. What is a drawback or concern in this type of design?

A : Additional host routes will be inserted into the routing tables.

B : Manual configuration of the spoke IP address on the hub will be needed.

C : There will be split-horizon issue at the hub.

D : Manual configuration of the spokes with the appropriate priority will be needed.