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Pass Your CCDE 400-007 Exam with Practice Tests 2024 Updated, CCDE Written exam | SPOTO

Achieve success in the CCDE 400-007 certification exam with SPOTO's updated 2024 practice tests tailored for the CCDE Written exam. This exam, CCDE v3.0 Written (400-007), assesses candidates' expertise in gathering and clarifying network functional requirements, developing network designs to meet functional specifications, creating implementation plans, articulating design decisions and their rationale, and demonstrating expert-level knowledge in business strategy design, control, data, and management plane design, network design, service design, and security design. Access our high-quality exam materials, including exam dumps, sample questions, and exam simulator, for effective exam practice and ensure your success in passing the CCDE Written exam.
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Question #1
A multinational enterprise integrates a cloud solution with these objectives ? Achieve seamless connectivity across different countries and regions ? Extend data center and private clouds into public clouds and provider-hosted clouds What are two outcomes of deploying data centers and fabrics that interconnect different cloud networks? (Choose two.)
A. enhanced security
B. data and network ownership
C. ability to place workloads across clouds
D. centralized visibility
E. unidirectional workload mobility across the cloud
View answer
Correct Answer: AD
Question #2
Company XYZ uses an office model where the employees can use any open desk and plug their laptops in. They want to authenticate the end users using their domain username and password before allowing them access to the network. The design must also accommodate the ability of controlling traffic within the same group or subnet if a macro (or micro) segmentation-based model is adopted in the future. Which protocol can be recommended for this design to authenticate end users?
A. LDAP
B. EAP
C. TACACS+
D. RADIUS
View answer
Correct Answer: D
Question #3
Which two pain points are the most common for container technology adoption? (Choose two)
A. Performance
B. Security
C. Cost
D. Container deployment
E. Skilled staff
F. Compliance
View answer
Correct Answer: D
Question #4
A product manufacturing organization is integrating cloud services into their IT solution The IT team is working on the preparation phase of the implementation approach, which includes the Define Strategy step. This step defines the scope of IT, the application, and the service What is one topic that should be considered in the Define Strategy step?
A. financial and governance models
B. innovate and align with business according to volume
C. due diligence and financial scenarios
D. contingency exit strategy steps
View answer
Correct Answer: D
Question #5
Which Interconnectivity method offers the fastest convergence in the event of a unidirectional issue between three Layer 3 switches connected together with routed links in the same rack in a data center?
A. Copper Ethernet connectivity with BFD enabled
B. Copper Ethernet connectivity with UDLD enabled
C. Fiber Ethernet connectivity with BFD enabled
D. Fiber Ethernet connectivity with UDLD enabled
View answer
Correct Answer: D
Question #6
Company XYZ Is running a redundant private WAN network using OSPF as the underlay protocol The current design accommodates for redundancy In the network, but it Is taking over 30 seconds for the network to reconverge upon failure Which technique can be Implemented In the design to detect such a failure in a subsecond?
A. STP
B. fate sharing
C. OSPF LFA
D. BFD
E. flex links
View answer
Correct Answer: B
Question #7
Which two statements describe the usage of the IS-IS overload bit technique? (Choose two )
A. lf overload-bit is set on a Level 2 intermediate system, the other Level 2 intermediate systems in the topology will stop using the overloaded IS to forward Level 2 traffic However, the intermediate system can still forward Level 1 traffic
B. It can be set in intermediate systems (IS-IS routers) to prioritize control plane CSNP packets
C. It can be used to automatically synchronize the link-state database between Level 1 intermediate systems
D. It can be set in intermediate systems (IS-IS routers) to avoid traffic black holes until routing protocols are fully converged after a reload operation
E. It can be set in intermediate systems (IS-IS routers) to attract transit traffic from other intermediate systems
View answer
Correct Answer: B
Question #8
A key to maintaining a highly available network is building in the appropriate redundancy to protect against failure. This redundancy is carefully balanced with the inherent complexity of redundant systems. Which design consideration is relevant for enterprise WAN use cases when it comes to resiliency?
A. Design in a way that expects outages and attacks on the network and its protected resources
B. The design approach should consider simple and centralized management aspect
C. Design in a way that it simplifies and improves ease of deployment
D. Design automation tools wherever it is appropriate for greater visibility
View answer
Correct Answer: B
Question #9
A European national bank considers migrating its on-premises systems to a private cloud offering in a non-European location to significantly reduce IT costs. What is a primary factor prior to migration?
A. data governance
B. additional latency
C. security
D. cloud connectivity
View answer
Correct Answer: AF
Question #10
Your company designed a network to allow server VLANs to span all access switches in a data center In the design, Layer 3 VLAN interfaces and HSRP are configured on the aggregation switches Which two features improve STP stability within the network design? (Choose two.)
A. BPDU guard on access ports
B. BPDU guard on the aggregation switch downlinks toward access switches
C. root guard on the aggregation switch downlinks toward access switches
D. root guard on access ports
E. edge port on access ports
F. access switch pairs explicitly determined to be root and backup root bridges
View answer
Correct Answer: B
Question #11
Which actions are performed at the distribution layer of the three-layer hierarchical network design model? (Choose two)
A. Fast transport
B. Reliability
C. QoS classification and marking boundary
D. Fault isolation
E. Redundancy and load balancing
View answer
Correct Answer: C
Question #12
Which two statements explain the operation of BFD asynchronous mode? (Choose two )
A. BFD asynchronous mode with echo packets combines the control packets and echo packets into a single packet
B. BFD asynchronous mode without echo packets uses control packets, and BFD asynchronous mode with echo packets does not
C. BFD asynchronous mode with and without echo packets use control packets
D. BFD asynchronous without echo packets has control packets sent back to the originating router, which echoes the control packet to detect failures
E. BFD asynchronous mode with echo packets uses separate control packets and echo packets
View answer
Correct Answer: D
Question #13
While designing a switched topology, in which two options is UplinkFast recommended? (Choose two )
A. when switches of different spanning-tree types are connected (for exampl
B. 802
C. on distribution layer switches
D. when hello timers are changed to more aggressive values
E. on access layer switches
F. on the core switches
View answer
Correct Answer: C
Question #14
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 VRRP 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?
A. at the core layer, to offer the possibility to isolate STP domains
B. at the access layer because the STP root bridge does not need to align with the VRRP active node
C. at the core layer because all external connections must terminate there for security reasons
D. at the aggregation layer because it is the Layer 2 to Layer 3 demarcation point
View answer
Correct Answer: C
Question #15
Which design benefit of bridge assurance is true?
A. It supposes a spanning-tee topology change upon connecting and disconnecting a station on a port
B. It prevents switched traffic from traversing suboptimal paths on the network
C. It allows small, unmanaged switches to be plugged into ports of access switches without the risk of switch loops
D. It prevents switch loops caused by unidirectional point-to-point link condition on Rapid PVST + and MST
View answer
Correct Answer: A
Question #16
A multicast network is sing Bidirectional PIM. Which two combined actions achieve high availability so that two RPs within the same network can act in a redundant manner? (Choose two)
A. Use two phantom RP addresses
B. Manipulate the administration distance of the unicast routes to the two RPs
C. Manipulate the multicast routing table by creating static mroutes to the two RPs
D. Advertise the two RP addresses in the routing protocol
E. Use anycast RP based on MSDP peering between the two RPs
F. Control routing to the two RPs through a longest match prefix
View answer
Correct Answer: B
Question #17
A service provider recently migrated to an SD-WAN solution for delivering WAN connections to its customers. One of the main challenges with the SD-WAN deployment is that branch site volume increases every year, which causes management complexity. Which action resolves the issue?
A. Implement a scalable network management system to manage all sites
B. Adopt a well-structured SD-WAN service management lifecycle model
C. Build a service orchestration platform on top of the network controller
D. Set up a dedicated team to monitor and provision new customers
View answer
Correct Answer: CE
Question #18
Which two actions ensure voice quality in a branch location with a low-speed, high-latency WAN connection? (Choose two.)
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
View answer
Correct Answer: BE
Question #19
Which feature is supported by NETCONF but is not supported by SNMP?
A. distinguishing between configuration data and operational data
B. taking administrative actions
C. collecting the status of specific fields
D. changing the configuration of specific fields
View answer
Correct Answer: B
Question #20
Company XYZ wants to redesign the Layer 2 part of their network and wants to use all available uplinks for increased performance. They also want to have end host reachability supporting conversational learning. However, due to design constraints, they cannot implement port-channel on the uplinks. Which other technique can be used to make sure the uplinks are in active/active state?
A. TRILL
B. LISP
C. MSTP
D. switch stack
View answer
Correct Answer: AD
Question #21
Refer to the table. A customer investigates connectivity options for a DCI between two production data centers to aid a large-scale migration project. The solution must provide a single 10G connection between locations and be able to run its own varying QoS profiles without service provider interaction based on the migration stages. All connectivity methods are at 10 Gbps. Which transport technology costs the least if the connectivity is required for just one year?
A. MPLS wires only
B. CWDM over dark fiber
C. DWDM over dark fiber
D. Metro Ethernet
View answer
Correct Answer: D
Question #22
Company XYZ is designing the IS-IS deployment strategy for their multiarea IS-IS domain. They want IS-IS neighbour relationships to be minimized on each network segment and want to optimize the size of the IS-IS LSDB on each router. Which can design can be used to meet these requirements?
A. Design all routers as Level 2 router
B. Set the links between the routers as Level 1 with the area
C. Design the network so that the routers connecting to other areas are Level 2 routers and internal routers are Level 1
D. Design the network so that all routers are Level 1 routers
E. Design the network so that the routers connecting to other areas are Level 1/Level 2 routers and internal routers are Level 1
View answer
Correct Answer: A
Question #23
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?
A. Binary indexed explicit routing
B. Binary intermediate enhanced routing
C. Bit indexed explicit replication
D. Bi-directional implicit replication
View answer
Correct Answer: B

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