400-007 Cisco Certified Design Expert (CCDE v3.1) Free Practice Exam Questions (2026 Updated)
Prepare effectively for your Cisco 400-007 Cisco Certified Design Expert (CCDE v3.1) certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2026, ensuring you have the most current resources to build confidence and succeed on your first attempt.
Company XYZ, a global content provider, owns data centers on different continents. Their data center design involves a standard three-layer design with a Layer 3-only core. HSRP is used as the FHRP. They require VLAN extension across access switches in all data centers, and they plan to purchase a Layer 2 interconnection between two of their data centers in Europe. In the absence of other business or technical constraints, which termination point is optimal for the Layer 2 interconnection?
: 497 DRAG DROP
Data residency and sovereignty requirements are based on regional and industry-specific regulations, and different organizations have different data sovereignty requirements. Implementation of a mechanism that provides control over all access to data by cloud providers and the ability to inspect changes to cloud infrastructure and services is required. Drag and drop the descriptions from the left onto the corresponding categories on the right in no particular order. Not all options are used.
Which statement about hot-potato routing architecture design is true?
A network engineering team is in the process of designing a lab network for a customer demonstration. The design engineer wants to show that the resiliency of the MPLS Traffic Engineering Fast Reroute solution has the same failover/failback times as a traditional SONET/SDH network (around 50 msec). In order to address both link failure and node failure within the lab topology network, which type of the MPLS TE tunnels must be considered for this demonstration?
: 480
A leading financial services provider offering a wide range of services to millions of customers worldwide have seen substantial growth over the recent years Now their existing on-premises network infrastructure is struggling to cope with the increasing demand A recommendation must be given to the management board based on these business requirements
1. Seamless Scalability: The solution should be able to work at scale to handle the growing number of customers and data traffic without compromising performance.
2. High Availability: The network must provide a high level of availability and redundancy to minimize downtime and data loss.
3. Data Security: Strong security measures must be implemented to safeguard sensitive financial information and protect against cyber threats. At any given time, the placement of data must be known, and additionally, data must be stored within the customer ' s own region.
4. Cost effectiveness: The proposed solution must be economically viable, adhering to any budget constraints, which currently prohibits CapEx spending, but just recently, new edge routers were added to the data centers, so it is safe to assume they can support any of the options.
Which recommendation can be given?
Which two features control multicast traffic in a VLAN environment? (Choose two)
Which two features describe controller-based networking solutions compared to traditional networking solutions? (Choose two.)
Two routers R1 and R2 are directly connected through an Ethernet link Both routers are running OSPF. OSPF has been registered with BFD and BFD is running in asynchronous mode with the echo function enabled Which two actions occur that are related to the echo function? (Choose two)
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?
In the wake of a security compromise incident where the internal networks were breached by an outside attacker at the perimeter of the infrastructure, an enterprise is now evaluating potential measures that can help protect against the same type of incident in the future. What are two design options that can be employed? (Choose two)
Over the years, many solutions have been developed to limit control plane state which reduces the scope or the speed of control plane information propagation. Which solution removes more specific information about a particular destination as topological distance is covered in the network?
Company XYZ wants to prevent switch loops caused by unidirectional point-to-point link conditions on Rapid PVST+ and MST. Which technology can be used in the design to meet this requirement?
Company XYZ wants to secure the data plane of their network. Which two technologies can be included in the security design? (Choose two)
Which function is performed at the access layer of the three-layer hierarchical network design model?
Refer to the exhibit.
This network is running OSPF and EIGRP as the routing protocols. Mutual redistribution of the routing protocols has been configured on the appropriate ASBRs. The OSPF network must be designed so that flapping routes in EIGRP domains do not affect the SPF runs within OSPF. The design solution must not affect the way EIGRP routes are propagated into the EIGRP domains. Which technique accomplishes the requirement?
In traditional network design, the network and data center are confined within a single building In this configuration, a router connects the internal and external networks Basic configuration of an access control list within the router controls the traffic that can pass through Which security technique defines the boundary between an internal/trusted network and an external/untrusted network?
What are two descriptions of network optimization? (Choose two.)
A consultant needs to explain different project management methodologies to a customer.
Drag and drop the characteristics from the left onto the corresponding methodologies on the right in no particular order.
When a company network architect is working on a new network design, they are expected to ensure that business requirements and technical aspects are factored in, but often there are other factors that come into play as well. Which non-business constraint must also be considered throughout the design phase?
Which two pain points are the most common for container technology adoption? (Choose two)
