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400-007 Exam Dumps - Cisco CCDE v3.0 Questions and Answers

Question # 74

How must the queue sizes be designed to ensure that an application functions correctly?

Options:

A.

Each individual device queuing delay in the chain must be less than or equal to the application required delay.

B.

The queuing delay on every device in the chain must be exactly the same to the application required delay.

C.

The default queue sizes are good for any deployment as it compensates the serialization delay.

D.

The sum of the queuing delay of all devices plus serialization delay in the chain must be less than or equal to the application required delay.

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Question # 75

For a company that offers online billing systems for their customers, which strategy ensures the RPO is kept as low as possible?

Options:

A.

cloud backup to mirror data

B.

spare onsite disks

C.

periodic snapshot of data

D.

backup on external storage

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Question # 76

What are two advantages of controller-based networks versus traditional networks? (Choose two.)

Options:

A.

the ability to have forwarding tables at each device

B.

more flexible configuration per device

C.

more consistent device configuration

D.

programmatic APIs that are available per device

E.

the ability to configure the features for the network rather than per device

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Question # 77

Refer to the exhibit.

A new high availability DB sever cluster is installed in the network.

These two servers require high bandwidth and low latency Layer 2 connectivity for database replication.

Which solution supports these requirements?

Options:

A.

Add two new links between SW1 and SW2 configured as LACP trunk with STP

B.

Add secondary links to REP segments 1 and 2

C.

Add two new links between SW1 and SW2 configured as REP segment 3

D.

Add two new links between SW1 and SW2 configured as REP segments 1 and 2 respectively

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Question # 78

Refer to the exhibit.

Company XYZ BGP topology is as shown in the diagram. The interface on the LA router connected toward the 10.1.5.0/24 network is faulty and is going up and down, which affects the entire routing domain. Which routing technique can be used in the routing policy design so that the rest of the network is not affected by the flapping issue?

Options:

A.

Use route dampening on LA router for the 10 1 5 0/24 network so that it does not get propagated when it flaps up and down

B.

Use route filtering on Chicago router to block the 10.1.5.0/24 network from coming in from the LA router

C.

Use route filtering on LA router to block the 10.15.0/24 network from getting propagated toward Chicago and New York

D.

Use route aggregation on LA router to summarize the 10.1.4.0V24, 10.1.5.0724, 10.1.6.0/24. and 10.1.7.0/24 networks toward Chicago

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Question # 79

Which two protocols are used bv SDN controllers to communicate with switches and routers? (Choose two )

Options:

A.

OpenFlash

B.

OpenFlow

C.

NetFlash

D.

Open vSwitch Database

E.

NetFlow

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Question # 80

Drag and drop the multicast protocols from the left onto the current design situation on the right.

Options:

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Question # 81

Which architecture does not require an explicit multicast signaling protocol, such as PIM or P2MP, to signal the multicast state hop-by-hop, but instead uses a link state protocol to advertise the multicast forwarding state?

Options:

A.

Binary indexed explicit routing

B.

Binary intermediate enhanced routing

C.

Bit indexed explicit replication

D.

Bi-directional implicit replication

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Question # 82

Company ABC uses IPv4-only. Recently they started deploying new endpoint devices. For operational reasons, IPv6 cannot be disabled on these new endpoint devices. Which security measure prevents the new endpoint from learning an IPv6 prefix from an attacker?

Options:

A.

Source Guard and Prefix Guard

B.

Router Advertisement Guard

C.

Prefix Guard

D.

Secure Neighbor Discovery

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Question # 83

Network designers often segment networks by creating modules for various reasons Sometimes however a network can be unintentionally segmented For instance, if the only way to connect a remote site to a headquarters or regional site is to connect them both to the public Internet the corporate network is now unintentionally segmented Which of the following option can be used to desegment the network in this situation?

Options:

A.

Build virtual networks that pass over the network

B.

Mark traffic for special handling through quality of service

C.

Configure little to no control data plane policy

D.

Block specific sources from reaching specific destinations

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Exam Code: 400-007
Exam Name: Cisco Certified Design Expert (CCDE v3.1)
Last Update: Apr 1, 2025
Questions: 381
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