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Cisco Certified Design Expert (CCDE v3.0) Written (400-007) - Cisco Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
397 Total Questions
1
Question
A software-defined network can be defined as a network with an API that allows applications to understand and react to the state of the network in near real time. A vendor is building an SDN solution that exposes an API to the RIB and potentially the forwarding engine directly. The solution provides off-box processes with the capability to interact with the routing table in the same way as a distributed routing process. Which SDN framework model does the solution use?
Options
A hybrid
B replace
C augmented
D distributed
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2
Question
A business invests in SDN and develops its own SDN controller that, due to budget constraints, runs on a single controller. The controller actively places an exclusive lock on the configuration of the devices to ensure it is the only source of changes to the environment. What is the result if the controller fails?
Options
A All device configurations are in read-only mode until the controller is restored.
B If a device fails, the configuration backup is unavailable-
C The control plane is unavailable until the controller is restored.
D Manual changes are only possible until the controller is restored
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3
Question
Company XYZ wants to improve the security design of their network to include protection from reconnaissance and DoS attacks on their sub interfaces destined toward next hop routers. Which technology can be used to prevent these types of attacks?
Options
A MPP
B CoPP
C CPPr
D DPP
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4
Question
DRAG DROP Network operators have many options available, from fully centralized to fully distributed control planes, and each approach has its own set of characteristics. Drag and drop the characteristics from the left onto the corresponding approach on the right.

Exhibit
Reveal Only
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5
Question
Which management category is not part of FCAPS framework?
Options
A Configuration
B Performance
C Security
D Authentication
E Fault-management
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