| Exam Code | 400-007 |
| Exam Name | Cisco Certified Design Expert (CCDE v3.0) |
| Questions | 329 Questions Answers With Explanation |
| Update Date | November 08,2024 |
| Price |
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Which design principal improves network resiliency?
A. Added load-balancing
B. Added redundancy
C. Added confidentiality
D. Added reliability
Which function is performed at the access layer of the three-layer hierarchical network design model?
A. fault isolation
B. QoS classification and marking boundary
C. reliability -
D. fast transport
E. redundancy and load balancing
Which three Cisco products are used in conjunction with Red Hat to provide an NFVi solution? (Choose three.)
A. Cisco Prime Service Catalog
B. Cisco Open Virtual Switch
C. Cisco Nexus switches
D. Cisco UCS
E. Cisco Open Container Platform
F. Cisco Virtual Network Function
Which two technologies enable multilayer segmentation? (Choose two.)
A. policy-based routing
B. segment routing
C. data plane markings
D. firewalls
E. filter lists
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
Which two possible drawbacks should you consider when introducing Network Functions Virtualization in a network design? (Choose two)
A. Bandwidth utilization increases
B. Traffic flows are suboptimal
C. High-end routers are required to support NFV
D. OpenFlow must be supported in the network
E. An SDN orchestration layer is required to support NFV
A. CWDM over dark fiber
B. MPLS
C. DWDM over dark fiber
D. Metro Ethernet
Company XYZ has a hub-and-spoke topology over an SP-managed infrastructure. To measure traffic performance metrics, they implemented IP SLA senders on all spoke CE routers and an IP SLA responder on the hub CE router. What must they monitor to have visibility on the potential performance impact due to the constantly increasing number of spoke sites?
A. CPU and memory usage on the spoke routers
B. memory usage on the hub router
C. CPU usage on the hub router
D. interface buffers on the hub and spoke routers
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
A Service Provider is designing a solution for a managed CE service to a number of local customers using a single CE platform and wants to have logical separation on the CE platform using Virtual Routing and Forwarding (VRF) based on IP address ranges or packet length. Which is the most scalable solution to provide this type of VRF Selection process on the CE edge device?
A. Static Routes for Route Leaking
B. Policy Based Routing
C. OSPF per VRF Instance
D. Multi-Protocol BGP
