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400-007 Practice Exam Questions and Answers

Cisco Certified Design Expert (CCDE v3.1)

Last Update 3 weeks ago
Total Questions : 381

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Question # 1

Which best practice ensures data security in the private cloud?

Options:

A.  

Use IPsec for communication between unsecured network connection

B.  

Encrypt data at rest and in transition.

C.  

Use the same vendor for consistent encryption.

D.  

Anonymize data ownership to comply with privacy rules.

Discussion 0
Question # 2

Which methodology is the leading lifecycle approach to network design and implementation?

Options:

A.  

PPDIOO

B.  

Waterfall model

C.  

Spiral model

D.  

V model

Discussion 0
Question # 3

A business wants to centralize services via VDI technology and to replace remote WAN desktop PCs with thin client-type machines to reduce operating costs Which consideration supports the new business requirement?

Options:

A.  

VDI servers should be contained centrally within a DMZ

B.  

The thin client traffic should be placed in a WAN QoS priority queue

C.  

VDI servers should be contained within dedicated VLANs in each branch location

D.  

The WAN should offer low latency and be resized

Discussion 0
Question # 4

What best describes the difference between Automation and Orchestration?

Options:

A.  

Automation refers to an automatic process for completing a single task and Orchestration refers to assembling and coordinating a set of tasks and conditions.

B.  

Automation describes a hands-off configuration process while Orchestration refers to sets of automation tasks that require the network administrator to coordinate

C.  

Automation refers to an automatic process for completing multiple tasks with conditions and Orchestration refers to executing tasks in parallel.

D.  

Automation refers to scripting languages (Python. Ansible etc.) and Orchestration refers to commercial products that control configuration deployment

Discussion 0
Question # 5

Which two actions ensure voice quality in a branch location with a low-speed, high-latency WAN connection? (Choose two.)

Options:

A.  

Increase WAN bandwidth

B.  

Increase memory branch switch.

C.  

Fragment data packets.

D.  

Replace any electrical links with optical links

E.  

Prioritize voice packets

Discussion 0
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

Options:

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 link-state 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

Discussion 0
Question # 7

A business customer deploys workloads in the public cloud. Now the customer network faces governance issues with the flow of IT traffic and must ensure the security of data and intellectual property. Which action helps to identify the issue for further resolution?

Options:

A.  

Set up a secure tunnel from customer routers to ensure that traffic is protected as it travels to the cloud service providers.

B.  

Send IPFIX telemetry data from customer routers to a centralized collector to identify traffic to cloud service providers

C.  

Build a zone-based firewall policy on Internet edge firewalls that collects statistics on traffic sent to cloud service providers

D.  

Apply workload policies that dictate the security requirements to the workloads that are placed in the cloud.

Discussion 0
Question # 8

When planning their cloud migration journey what is crucial for virtually all organizations to perform?

Options:

A.  

SASE framework deployment

B.  

optimizing the WAN environment

C.  

assessment of current infrastructure

D.  

RPO and RTO calculations duration planning

Discussion 0
Question # 9

Which mechanism provides Layer 2 fault isolation between data centers?

Options:

A.  

fabric path

B.  

OTV

C.  

advanced VPLS

D.  

LISP

E.  

TRILL

Discussion 0
Question # 10

Various teams in different organizations within an enterprise are preparing low-level design documents to capture network parameters using a Waterfall project model:

• hardware sizing and power consumption

• Layer 2 and layer 3 services parameters

• configuration of all control plane protocols

Input from relevant stakeholders was captured at the start of the project, and the project scope has been defined based on the parameters above. What impact will it have on documentation and project deliverables if the stakeholders ask to have changes carried out in the network before the information has been captured?

Options:

A.  

This provides more opportunity to think outside the box.

B.  

Rework is expected before the delivery.

C.  

Significant effort and time are required.

D.  

This provides a flexible approach to incorporate changes.

Discussion 0
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