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300-640 DCAI Practice Questions - Implementing Cisco Data Center AI Infrastructure (DCAI 300-640) Exam

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About this Exam

Prepare with the 300-640 DCAI Practice Questions - Implementing Cisco Data Center AI Infrastructure (DCAI 300-640) Exam practice quiz. This question bank includes 100 questions covering fabric, nexus, cisco, rocev2, and vxlan. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
Which transport protocol is required for RoCEv2 to operate correctly over a lossless Ethernet fabric?
TCP
UDP
GRE
MPLS
Question 2
In a BGP-EVPN VXLAN fabric, which BGP address family is used to carry MAC/IP advertisement routes?
IPv4 unicast
L2VPN EVPN
VPNv4
IPv6 unicast
Question 3
What is the primary function of the Nexus 9000 series leaf switch in an AI pod Clos fabric?
Act as BGP route reflector
Provide ToR connectivity for compute nodes
Terminate VXLAN tunnels at the WAN edge
Run the DCNM controller software
Question 4
Which congestion control mechanism is commonly deployed in RoCEv2 AI fabrics to prevent buffer overflow without relying solely on PFC?
DCQCN
RED
WRED
FIFO queuing
Question 5
In an AI GPU cluster, which network tier is responsible for the high-bandwidth collective communication between GPUs?
Management network
Out-of-band network
High-performance compute fabric
Storage replication network

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Additional Information

300-640 DCAI Practice Questions - Implementing Cisco Data Center AI Infrastructure (DCAI 300-640) Exam

This practice set contains 100 questions from the matching question bank and focuses on fabric, nexus, cisco, rocev2, and vxlan. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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Frequently Asked Questions

This quiz contains a total of 100 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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