Free Nokia 4A0-D01 Practice Test & Real Exam Questions

Exam Code/Number: 4A0-D01
Exam Name/Title: Nokia Data Center Fabric Fundamentals Exam
Certification Provider: Nokia
Corresponding Certification: Nokia Certified Data Center Fabric Professional

Question #5

Which of the following statements about resilient ECMP load balancing is TRUE?

A. Hash buckets are used to ensure that flows egressing the same interface on one router use different egress interfaces on downstream routers.

B. A different hash seed is used on downstream routers to ensure that flows are randomly distributed across all eligible router interfaces.

C. The hash value used to distribute traffic is calculated as a modulo function on specific fields of the packet header.

D. When one of the next-hops fail, only flows currently egressing to that next-hop are impacted.

Discussion 0

Correct Answer: D Vote an answer

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Question #6

Which of the following statements about the YANG model used in Nokia's SR Linux is FALSE?

A. The YANG model provides a standardized way for applications to retrieve SR Linux configuration and state information.

B. The YANG model uses a tree structure with "leafs" as the branches and "containers" as the data components.

C. The YANG model can be converted into other formats such as JSON or XML.

D. All configuration and state information is defined as a YANG model.

Discussion 0

Correct Answer: B Vote an answer

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Question #7

How are LLDP frames advertised between two Nokia SR Linux routers?

A. They are periodically flooded to the broadcast MAC address on each interface.

B. They are forwarded to the destination node based on the MAC VRF table.

C. They are forwarded to the destination node based on the MAC VRF table.

D. They are routed to the destination node based on the IP VRF forwarding table.

Discussion 0

Correct Answer: B Vote an answer

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Question #8

Which of the following statements about the IRB subinterface configuration in Nokia SR Linux is FALSE?

A. An IP address is configured under the IRB's subinterface.

B. One IRB subinterface is configured for each interface within a MAC-VRF network instance.

C. One IRB subinterface is configured in a MAC-VRF network instance.

D. An IRB subinterface is configured in an IP-VRF network instance.

Discussion 0

Correct Answer: B Vote an answer

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