Cisco 300-640 Real Exam Questions Guaranteed Updated Dump from Actualtests4sure [Q45-Q63]

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Cisco 300-640 Real Exam Questions Guaranteed Updated Dump from Actualtests4sure

Verified Pass 300-640 Exam in First Attempt Guaranteed

Cisco 300-640 Exam Syllabus Topics:

Section	Weight	Objectives
AI Infrastructure Operations	20%	– Monitoring and Management Tools – Capacity Planning – Troubleshooting Common Issues – Performance Optimization
AI Infrastructure Security and Compliance	10%	– Compliance Considerations – Access Control and Authentication – Security Best Practices
AI Infrastructure Fundamentals	15%	– AI Infrastructure Requirements – AI Ecosystem Components – AI Workload Characteristics – GPU Architecture and Types
AI Infrastructure Deployment	25%	– GPU Server Configuration – Cabling and Connectivity – Hardware Installation and Configuration – Storage Configuration for AI – Network Switch Configuration
Cisco AI Infrastructure Architecture	30%	– Network Architecture for AI Workloads – Hyperconverged Infrastructure for AI – Storage Architecture Considerations – Cisco UCS AI Infrastructure Solutions

NEW QUESTION 45
A customer uses Cisco AI Products within Intersight and observes packet drops for RoCEv2 traffic. Which System QoS policy configuration must be deployed to ensure that RoCEv2 traffic is classified as lossless?

Disable Platinum system class.

Enable all QoS system classes.

Disable Gold system class.

Enable Platinum class and uncheck Allow Packet Drops.

NEW QUESTION 46
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?

vPC

GLBP

VRRP

PVST+

NEW QUESTION 47
An engineer deploys BGP EVPN in a Cisco VXLAN fabric. Which route type advertises MAC and IP binding information for endpoints?

Type 2

Type 5

Type 1

Type 4

NEW QUESTION 48
An engineer configures Cisco Nexus Dashboard Fabric Controller for AI infrastructure automation. The company wants centralized policy management and simplified fabric provisioning across multiple pods. Which capability provides this benefit?

Distributed ACL processing

Intent-based fabric automation

Local VLAN switching

Manual CLI consistency checks

NEW QUESTION 49
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?

Cisco UCS X-Series Direct

Cisco UCS C845A M8 Server

Cisco UCS C240 Servers

Cisco Unified Edge

NEW QUESTION 50
What is a function of NVLink technology within a high-performance AI server or cluster?

to enable remote access and virtualization of GPU resources for distributed AI development teams

to manage power distribution and thermal regulation across all installed GPU units

to establish a secure, encrypted channel for data transfer between the AI server and external storage

to provide a high-speed, low-latency direct interconnect for GPU-to-GPU communication

NEW QUESTION 51
A network architect designs a Cisco AI fabric with spine-leaf topology. What is the primary advantage of this architecture for AI training workloads?

Reduced need for IP addressing

Predictable low-latency east-west traffic

Elimination of routing protocols

Simplified wireless integration

NEW QUESTION 52
A Cisco Nexus switch is configured with QoS policies for AI traffic. Which scheduling mechanism guarantees bandwidth for critical traffic classes during congestion?

FIFO

Weighted scheduling

MAC filtering

Port mirroring

NEW QUESTION 53
A corporate network administrator manages a HyperFabric AI environment and wants to receive email notifications about assertions in the fabric. The administrator sets up a recipient email endpoint under the notification endpoints in the controller, but notifications are not received.
Which two configurations cause the issue? (Choose two.)

The email server configuration is not configured using the DNS name.

The recipient email address is not verified by the HyperFabric controller.

The fabric of interest and email endpoint are not configured in the default notification policy.

The DNS server IP is not defined in the controller.

The HyperFabric controller cannot reach the email server of the Acme Corporation.

NEW QUESTION 54
A solutions architect must implement a monitoring strategy for a new AI/ML data center infrastructure built on Cisco UCS X-Series servers with NVIDIA H100 GPUs, managed by Cisco Intersight. The main objectives are to gain deep visibility into GPU performance, identify resource bottlenecks for AI training workloads, and ensure the overall health and efficiency of the compute environment. Which Cisco Intersight capability is most critical for effectively monitoring this AI- centric infrastructure?

Analyze feature automating the deployment and scaling of AI application containers and their underlying Kubernetes infrastructure, which reduces manual monitoring efforts

integration with Cisco Nexus Dashboard for advanced network flow analytics and anomaly detection across the data center fabric, which ensures high-speed data transfer between GPU nodes

basic server health reporting, which is limited to CPU and memory statistics, and requires specialized third-party tools for any GPU-specific performance monitoring or diagnostics

comprehensive health and performance monitoring, which provides real-time telemetry data for UCS servers, including granular metrics for NVIDIA GPUs, which enables direct insights into AI workload execution

NEW QUESTION 55
A global enterprise is deploying a new AI-driven analytics platform that requires high-performance GPU acceleration, large memory capacity, and robust virtualization support. The current compute environment must co-exist with the newly purposed GPU-enabled workload. This environment will continue to grow, so the customer wants to scale out the resources as needed. Which Cisco product meets the requirements?

UCS X-series

UCS M-series

Unified Edge

UCS C-series Standalone

NEW QUESTION 56
How does RAG enhance the capabilities of LLMs?

by removing the data preparation and cleaning step

by removing inherent biases from LLM outputs

by providing access to proprietary data

by retaining the LLM by altering its core parameters

NEW QUESTION 57
A network engineer must secure management access to Cisco Nexus AI switches. Which protocol should replace Telnet to provide encrypted administrative sessions?

FTP

SSH

SNMPv1

TFTP

NEW QUESTION 58
An engineer made changes to the corporate DNS, which caused a Cisco UCS X-Series domain to lose connectivity to Intersight. To restore connectivity, the management interface DNS and NTP settings must be updated using the device console UI. Which configuration change must be made in Intersight to allow the updated DNS configuration to persist?

Edit the IMC access policy associated to the fabric interconnects.

Create a device connector policy and apply it to the blade chassis.

Create a network connectivity policy and apply it to the blade chassis.

Edit the domain profile deployed to the fabric interconnect.

NEW QUESTION 59
An administrator configures VXLAN EVPN in a Cisco AI data center fabric. The requirement is to provide Layer 2 adjacency across multiple leaf switches while maintaining scalable control-plane learning. Which protocol fulfills this function?

HSRP

OSPF

STP

BGP EVPN

NEW QUESTION 60
A national law firm is deploying a RAG solution for their legal research team to more efficiently use their 50 TB of confidential data and documents when preparing new contracts and briefs.
They decided on a UCS X-Series chassis equipped with four GPUs and six X210c servers. Which storage solution fits this deployment?

IP-based storage array

local storage in a JBOD configuration

tape storage

local storage in a RAID 5 configuration

NEW QUESTION 61
A large-scale retail store manages many compute resources spread across branch offices, which enables AI workloads to be processed on-premises. Each workload and site location requires specific OS installation and configuration. To simplify management, configuration, and deployment of the workloads, a Cisco Intersight feature must be used that enables workload deployment at scale. Which feature must be used to accomplish this functionality?

domain management

server management

fleet management

chassis management

NEW QUESTION 62
A company is building a network fabric for an AI training cluster that will train large language models. The cluster includes 256 GPUs distributed across 32 servers. Security requirements mandate isolation between different training projects and allowing shared access to a central storage system. Which approach provides the required security isolation and maintains optimal performance for GPU-to-GPU communication?

Deploy separate physical networks for each project with dedicated switches and cross-connects to shared storage.

Use VXLAN with separate VNIs per project and Group Policy Option to control granular access to shared storage.

Implement port-based VLANs for each project with router ACLs controlling storage access at the distribution layer.

Configure QoS-based traffic steering with separate DSCP markings per project and policy-based routing to shared storage.

NEW QUESTION 63
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?

Cisco UCS C845A M8 Server

Cisco UCS X-Series Direct

Cisco Unified Edge

Cisco UCS C240 Servers