[Mar-2025] Cisco 400-007 Exam Practice Test Questions - PremiumVCEDump
Updated Certification Exam 400-007 Dumps - Practice Test Questions
Cisco 400-007 certification exam is designed for professionals who want to demonstrate expertise in network design. 400-007 exam is part of the Cisco Certified Design Expert (CCDE) certification program, which is considered one of the most prestigious certifications in the industry. Passing 400-007 exam validates your knowledge and expertise in network design and architecture, as well as your ability to solve complex design challenges.
NEW QUESTION # 164
What are two design constraints in a standard spine and leaf architecture? (Choose two.)
- A. Leaf switches must connect to each other.
- B. Each spine switch must connect to every leaf switch.
- C. Each leaf switch must connect to every spine switch.
- D. Endpoints connect only to the spine switches.
- E. Spine switches can connect to each other.
Answer: B,C
NEW QUESTION # 165
Which issue poses a challenge for security architects who want end-to-end visibility of their networks?
- A. too many disparate solutions and technology silos
- B. too many overlapping controls
- C. a network security skills shortage
- D. an overabundance of manual processes
Answer: A
NEW QUESTION # 166
In the case of outsourced IT services, the RTO is defined within the SLA. Which two support terms are often included in the SLA by IT and other service providers? (Choose two.)
- A. network reliability
- B. network size and cost
- C. resolution time
- D. support availability
- E. network sustainability
Answer: C,D
NEW QUESTION # 167
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 example. 802.1d connecting to 802.1w)
- B. when hello timers are changed to more aggressive values
- C. on access layer switches
- D. on distribution layer switches
- E. on the core switches
Answer: A,C
NEW QUESTION # 168
You want to mitigate failures that are caused by STP loops that occur before UDLD detects the failure or that are caused by a device that is no longer sending BPDUs. Which mechanism do you use along with UDLD?
- A. Loop guard
- B. BPDU filtering
- C. BPDU guard
- D. Root guard
Answer: A
NEW QUESTION # 169
A business customer deploys workloads in the public cloud. Now the customer network faces governance issues with the flow of IT traffic and must ensure the security of data and intellectual property. Which action helps to identify the issue for further resolution?
- A. Set up a secure tunnel from customer routers to ensure that traffic is protected as it travels to the cloud service providers.
- B. Send IPFIX telemetry data from customer routers to a centralized collector to identify traffic to cloud service providers
- C. Build a zone-based firewall policy on Internet edge firewalls that collects statistics on traffic sent to cloud service providers
- D. Apply workload policies that dictate the security requirements to the workloads that are placed in the cloud.
Answer: B
NEW QUESTION # 170
Your company wants to deploy a new data center infrastructure Based on the requirements you have chosen VXLAN as encapsulation technology The customer is concerned about miss-configuration of Layer 2 devices and DC wide outages caused by Layer 2 loops What do you answer?
- A. VPC+ could prevent L2 loop on access ports
- B. Storm Control should be enabled on all ports
- C. BPDU Guard should be enabled on all VTEP access ports
- D. VXLAN offers native loop avoidance mechanism
Answer: C
NEW QUESTION # 171
Hybrid cloud computing allows organizations to like advantage of public and private cloud models Which best practice should organizations follow to ensure data security in the private cloud?
- A. Encrypt data when it is at rest and in motion
- B. Communicate all data security risks to customers and end users.
- C. Use standard network protocols for data communication between unsecured network connections.
- D. Use standard protocols for data transmission over the network.
Answer: A
NEW QUESTION # 172
What statement describes the application layer as defined in the software-defined networking architecture?
- A. This layer processes the instructions and requirements sent by networking components.
- B. This layer is responsible for collecting the network status such as network usage and topology.
- C. This layer contains programs that communicate their desired network behavior to controllers.
- D. This layer is responsible for handling packets based on the rules provided by the controller.
Answer: C
NEW QUESTION # 173
Which two data plane hardening techniques are true? (Choose two)
- A. infrastructure ACLs
- B. SNMPv3
- C. routing protocol authentication
- D. warning banners
- E. redundant AAA servers
- F. disable unused services
- G. Control Plane Policing
Answer: A,F
NEW QUESTION # 174
Drag and drop the optical technology design characteristics on the left to the correct optical technologies on the right. Not all options are used
Answer:
Explanation:
NEW QUESTION # 175
Drag and drop the end-to-end network virtualization elements from the left onto the correct network areas on the right.
Answer:
Explanation:
NEW QUESTION # 176
Refer to the exhibit.
An engineer has been asked to redesign the traffic flow toward AS 111 coming from AS 500.Traffic destined to AS 111 network 91 7 0.0/16 should come in via AS 100. while traffic destined to all other networks in AS 111 should continue to use the existing path Which BGP attributes are best suited to control this inbound traffic coming from BGP AS 500 Into the 91.7.0.0/16 network?
- A. Use extended community for the 91.7.0.0/16 network, not advertising it to the bi-lateral peer.
- B. Use local preference on R1 for the networks that AS 500 advertises to AS 111.
- C. Set higher MED for neighbor in AS 100 to influence incoming traffic for the 91. 7.0.0/16 network.
- D. Prepend AS path for the 91.7.0.0/16 network and set it for neighbor in AS 200.
Answer: D
NEW QUESTION # 177
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. fate sharing
- B. BFD
- C. OSPF LFA
- D. STP
- E. flex links
Answer: B
NEW QUESTION # 178
Sometimes SDN leverages various overlay networking technologies to create layer(s) of network abstraction. What describes an overlay network?
- A. It transmits packets that traverse over network devices like switches and routers
- B. Packet delivery and reliability occurs at Layer 3 and Layer 4
- C. It encapsulates packets at source and destination, which incurs additional overhead
- D. It is responsible for the delivery of packets; NAT- or VRF-based segregation is required
Answer: C
NEW QUESTION # 179
Drag and drop the design characteristics from the left onto the correct network filter techniques on the right.
Not all options are used.
Answer:
Explanation:
NEW QUESTION # 180
Refer to the exhibit
A service provider has a requirement to use Ethernet OAM to detect end-to-end connectivity failures between SP-SW1 and SP- SW2 Which two ways to design this solution are true? (Choose two)
- A. Forward LLD PDUs over the VPLS
- B. Use upward maintenance endpoints on the SP switches
- C. Enable unicast heartbeat messages to be periodically exchanged between MEPs
- D. Enable Connectivity Fault Management on the SP switches150
- E. Forward E-LMI PDUs over VPLS
Answer: B,D
NEW QUESTION # 181
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Cisco 400-007 exam, also known as the Cisco Certified Design Expert (CCDE v3.0) Written exam, is a comprehensive test designed for IT professionals who want to validate their knowledge and skills in the field of network design. 400-007 exam is intended for individuals who have a deep understanding of network infrastructure, protocol design, routing and switching, security, and other critical areas of networking. Passing the Cisco 400-007 exam is a major milestone in the career of a network designer, and it can open up new opportunities for career advancement and personal growth.
Cisco Certified Design Expert (CCDE v3.0) Written Exam, also known as the Cisco 400-007 exam, is a certification exam that tests the knowledge and skills of network design experts. 400-007 exam is designed to validate the candidate's expertise in the design of complex network solutions and architectures. Cisco Certified Design Expert (CCDE v3.0) Written Exam certification is highly respected in the industry and is a prerequisite for many high-level networking positions.
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