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Home Cisco® 500-490

Cisco® 500-490 Exam Practice Questions (P. 1)

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Question #1
Which component of the SD-Access fabric is responsible for communicating with networks that are external to the fabric?
  1. A
    edge nodes
  2. B
    control plane nodes
  3. C
    intermediate nodes
  4. D
    border nodes

Correct Answer:
D

Question #2
Which protocol runs between the vSmart controllers and between the vSmart controllers and the vEdge routers, and unifies all control plane functions under a single protocol umbrella?
  1. A
    BGP
  2. B
    OSPF
  3. C
    IKE
  4. D
    OMP
  5. E
    VRRP

Correct Answer:
D

Question #3
Which two statements regarding Cisco SD-WAN vEdge routers can mitigate DoS attacks against the infrastructure? (Choose two.)
  1. A
    Open Certificate Authority and automated enrollment feature.
  2. B
    By default, all incoming traffic is denied at the transport (WAN) side interfaces.
  3. C
    Only authorized controllers are allowed to communicate back to the vEdge router after the vEdge router establishes connections with the controllers.
  4. D
    In case of direct Internet access, the only traffic allowed back is the traffic matching the state table entries on the vEdge router.
  5. E
    The vEdge routers run on hardened Linux operating systems.

Correct Answer:
CE

Question #4
Which two activities should occur during an SE's discovery process? (Choose two.)
  1. A
    Establishing credibility with the customer
  2. B
    Working with the customer to develop a reference architecture
  3. C
    Referencing the PPDIOO model to effectively facilitate the discussion
  4. D
    Gathering information about the current state of the customer's network environment
  5. E
    Mapping Cisco innovation to customer's needs

Correct Answer:
AD

Question #5
What are the three foundational elements required for the new operational paradigm? (Choose three.)
  1. A
    centralization
  2. B
    assurance
  3. C
    application QoS
  4. D
    multiple technologies at multiple OSI layers
  5. E
    policy-based automated provisioning of network
  6. F
    fabric

Correct Answer:
BEF

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