Nokia Data Center Fabric Fundamentals - 4A0-D01 Exam Questions [2026]

QUESTION NO: 1
Which of the following statements about the IRB subinterface configuration in Nokia SR Linux is FALSE?

A. An IRB subinterface is configured in an IP-VRF network instance. B. One IRB subinterface is configured in a MAC-VRF network instance. C. One IRB subinterface is configured for each interface within a MAC-VRF network instance. D. An IP address is configured under the IRB's subinterface.

Correct Answer: C

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QUESTION NO: 2
Based on the exhibit output, which of the following statements is TRUE?

A. A cpm-filter policer is configured to rate limit ICMP packets, which are then captured in a log file. B. capture-filter is configured to copy ICMP packets to the CPM where they are processed by the tcpdump-like utility. C. A cpm-filter is configured to accept ICMP packets, which are then captured in a log file. D. An ACL filter is configured to accept ICMP packets, which are then processed by the tcpdump-like utility.

Correct Answer: B

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QUESTION NO: 3
When autoboot flag is set in grub.cfg, which of the following is NOT performed as part of the Zero Touch Provisioning (ZTP) autoboot process?

A. Downloads and executes provisioning scripts B. Uses Nokia's Fabric Services System to deploy the digital sandbox automatically C. Uses the Web or FTP server to provide the RPM packages and any necessary images D. Uses the DHCP server to provide the IP address and default gateway

Correct Answer: B

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QUESTION NO: 4
Which of the following statements about the YANG model used in Nokia's SR Linux is FALSE?

A. All configuration and state information is defined as a YANG model. B. The YANG model uses a tree structure with "leafs" as the branches and "containers" as the data components. C. The YANG model provides a standardized way for applications to retrieve SR Linux configuration and state information. D. The YANG model can be converted into other formats such as JSON or XML.

Correct Answer: B

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