Cisco Implementing Cisco Data Center AI Infrastructure : 300-640

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Cisco 300-640 Exam Syllabus Topics:

Cisco Implementing Cisco Data Center AI Infrastructure Sample Questions:

1. A customer is deploying a new AI fabric with all new NVIDIA GPUs and must verify the performance between the nodes in the network. Which tool must be used to validate the customer benchmarks?

A) Spirent
B) IXIA
C) iPerf
D) NCCL

2. A company implements multicast traffic optimization for distributed AI training nodes. Which protocol enables efficient multicast receiver discovery in IPv4 networks?

A) IGMP
B) LLDP
C) CDP
D) ARP

3. A Cisco AI cluster requires segmentation between multiple research teams sharing the same physical infrastructure. Which solution provides scalable tenant isolation?

A) VXLAN overlays
B) Hub-and-spoke WAN
C) VLAN-only design
D) Static NAT

4. An engineer must configure dynamic load balancing (DLB) on a Cisco Nexus 9000 Series Switch AI fabric using a CLI. Which configuration must be implemented for only the odd-numbered interfaces?

A) Exclude the desired interfaces from DLB with the interface level configuration of no dlb-interface.
B) Create a QoS policy that enables DLB and apply that policy to the relevant interfaces.
C) Create a DLB hardware profile and include the list of desired interfaces.
D) Under the relevant interface-level configuration, add the keyword dlb-interface.

5. A Cisco Nexus switch is configured with QoS policies for AI traffic. Which scheduling mechanism guarantees bandwidth for critical traffic classes during congestion?

A) Weighted scheduling
B) FIFO
C) MAC filtering
D) Port mirroring

Solutions: