Nokia 4A0-D01 - Nokia Data Center Fabric Fundamentals Exam
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Total 35 questions
Question #1 (Topic: Exam A)
Which of the following is NOT one of the reasons why BGP is used as the routing protocol in the data center?
A. It is more efficient than link-state protocols like IS-IS and OSPF.
B. BGP neighbors automatically discover each other.
C. It is a well understood and mature routing protocol.
D. It supports both IPv4 and IPv6.
Answer: A
Question #2 (Topic: Exam A)
Which of the following statements about the data center’s leaf-spine topology (clos network) is FALSE?
A. Each leaf router is connected to all the spine routers in the cluster.
B. It provides a consistent path for east-west traffic.
C. It uses the spanning tree protocol to avoid forwarding loops.
D. It uses ECMP to distribute traffic across duplicate links.
Answer: C
Question #3 (Topic: Exam A)
Which of the following is NOT a function of Nokia’s SR Linux application manager?
A. It monitors the health of all applications.
B. It manages the SR Linux and customer-defined applications.
C. It reads the application’s configuration information and starts each application.
D. It translates the application’s YANG model into protobufs for the IDB.
Answer: D
Question #4 (Topic: Exam A)
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 can be converted into other formats such as JSON or XML.
D. The YANG model provides a standardized way for applications to retrieve SR Linux configuration and state information.
Answer: B
Question #5 (Topic: Exam A)
Which of the following is NOT one of the characteristics of Nokia’s SR Linux?
A. It uses an unmodified Linux kernel that simplifies the use of third party applications.
B. It uses a modular, state-driven architecture that gives applications efficient access to system information.
C. It includes a NetOps development kit that supports the integration of third-party applications.
D. It uses mature and stable SNMP protocol to access the command line interface.
Answer: D
