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Cisco 300-640 Exam Syllabus Topics:

Cisco Implementing Cisco Data Center AI Infrastructure Sample Questions:

Question 1

A network architect wants to provide high availability for AI compute nodes connected to dual Cisco Nexus switches. Which technology enables active-active uplink forwarding without STP blocking?

A. vPC
B. PVST+
C. GLBP
D. VRRP

Question 2

An engineer deploys BGP EVPN in a Cisco VXLAN fabric. Which route type advertises MAC and IP binding information for endpoints?

A. Type 4
B. Type 5
C. Type 1
D. Type 2

Question 3

A network team is configuring quality of service (QoS) for RoCEv2 traffic on a VXLAN fabric. The team must ensure that congestion notification packets (CNP) generated by storage targets are never dropped in the network, as these packets are critical for congestion control feedback. How must CNP packets be handled in the QoS configuration to ensure reliable delivery?

A. Apply traffic shaping to CNP packets to prevent them from causing additional congestion.
B. Classify CNP packets to a high-priority queue using their DSCP marking.
C. Enable Priority Flow Control specifically for CNP packets on a dedicated CoS value.
D. Configure CNP packets to use the same queue as regular RoCEv2 data traffic.

Question 4

A Cisco Nexus switch participates in an AI cluster using ECMP forwarding. Several flows between GPU servers consistently use the same uplink, creating congestion while other links remain underutilized. Which action improves traffic distribution?

A. Modify the hashing algorithm
B. Enable port security
C. Disable hashing
D. Increase MTU size

Question 5

A bank is planning to deploy an AI inference solution at its branch locations. The solution must support workloads that require a balance of compute, memory, and potential GPU acceleration, and it must be suitable for installation by nontechnical onsite resources. The requirements are:
- high availability of the chassis management plane.
- support for up to 768 GB of memory for in-memory model storage and
processing
- remote server launch requiring no on-site IT staff
- use of Cisco Intersight for SaaS-based infrastructure lifecycle
management
Which solution meets the requirements?

A. Cisco UCS X-Series Direct
B. Cisco UCS C845A M8 Server
C. Cisco UCS C240 Servers
D. Cisco Unified Edge

Solutions: