Cisco 400-007 : Cisco Certified Design Expert (CCDE) Written Exam

Exam Code: 400-007

Exam Name: Cisco Certified Design Expert (CCDE) Written Exam

Updated: Nov 07, 2026

Q & A: 550 Questions and Answers

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About Cisco 400-007 Exam

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Conclusion

The Cisco 400-007 exam can be passed by trying different training resources that will help them be exposed to diverse scenarios and understand how the theoretical information can be applied in a business environment. While the vendor offers training videos or courses to help the candidates pass 400-007, the candidates shouldn’t forget about the books and study guides available on Amazon.

Cisco 400-007 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Network Design: This section is designed for a Senior Network Designer and assesses the ability to create resilient, scalable, and secure modular networks in both traditional and software-defined environments. It emphasises the translation of technical, operational, and business constraints into robust implementation and migration strategies that accommodate application behaviour and organisational requirements.
Topic 2
  • Service Design: This domain, aimed at a Cloud Network Engineer, examines how modular network design supports diverse IP-based applications including voice, video, replication, IoT, and storage. Candidates must consider operational resilience, cloud
  • hybrid connectivity, data governance needs (sovereignty, compliance), and service placement models like SaaS, PaaS, IaaS, direct connects, and WAN integration under regulatory constraints.
Topic 3
  • Security Design: This part of the exam measures the expertise of a Network Security Architect and covers the integration of security within network design. It includes segmentation, access control, visibility, policy enforcement, and application of the CIA triad within modular architectures. Professionals must also understand how to align security with regulatory requirements relevant to network governance.
Topic 4
  • Business Strategy and Design: This section of the exam measures skills of a Network Architect, focusing on how business strategy drives network design and optimisation. Candidates are expected to understand the impact of project methodologies such as waterfall and agile, and how considerations like business continuity, RPO, ROI, CAPEX
  • OPEX and risk
  • reward influence technical decisions in solution design.
Topic 5
  • Control Data, Management, Operational Design: Targeting the Network Automation Specialist, this domain covers end to end IP traffic flow across rich environments, involving the separation of data, control, and management planes. Candidates must demonstrate knowledge of centralized, decentralized, and hybrid control models, and explain how automation and orchestration, including API integration, model-driven management, and CI
  • CD evolution, support controller-based and software-defined architectures such as SD WAN and network fabric implementations.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/400-007-ccde.html

What Is Tested in Cisco 400-007?

If they want to get the passing score from the first attempt in 400-007, the candidates will need to demonstrate that they developed such skills as:

  • Working with different concepts related to network integration and security design such as visibility, policy enforcement, or segmentation.
  • Planning and designing scalable and resilient modular networks which work for both the traditional and modern software-defined architectures.
  • Building scalable network design by addressing the infrastructure’s constraints as well as incorporating hybrid or cloud solutions following operation requirements which are critical for the business.
  • Developing a combination between modern and traditional network designs as well as becoming able to work with data and control planes.
  • Becoming able to develop and design an effective business strategy and secure operational sustainability and business continuity.

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Cisco Certified Design Expert (CCDE) Written Sample Questions:

Question #1

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

  • A. More consistent device configuration
  • B. Programmatic APIs that are available per device
  • C. The ability to configure the features for the network rather than per device
  • D. The ability to have forwarding tables at each device
  • E. More flexible configuration per device
Reveal Solution  Discussion  0

Correct Answer: A,C  🗳️

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Question #2

You are a network designer and you must ensure that the network you design is secure. How do you plan to prevent infected devices on your network from sourcing random DDoS attacks using forged source addresses?

  • A. ACL-based forwarding
  • B. Unicast RPF loose mode
  • C. Unicast RPF strict mode
  • D. ACL filtering by destination
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #3

A business requirement is supplied to an architect from a car manufacturer stating their business model is changing to just-in-time manufacturing and a new network is required. The manufacturer does not produce all of the specific components in-house. Which area should the architect focus on initially?

  • A. Automation
  • B. Zero Trust Networking
  • C. Low Latency Infrastructure
  • D. Modularity
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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Question #4

Which two features control multicast traffic in a VLAN environment? (Choose two)

  • A. PIM snooping
  • B. RGMP
  • C. MLD snooping
  • D. pruning
  • E. IGMP snooping
Reveal Solution  Discussion  0

Correct Answer: C,E  🗳️

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Question #5

Which design solution reduces the amount of IGMP state in the network?

  • A. IGMP filtering
  • B. IGMPv3 with PIM-SSM
  • C. Multiple multicast domains
  • D. One multicast group address throughout network regardless of IGMP version
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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