Cisco 300-640 DCAI Practice Test & Mock Exam

Practice Cisco Implementing Data Center AI Infrastructure (Cisco 300-640 DCAI) in IT Mastery with focused sample pages, topic drills, timed mock exams, detailed explanations, and the current question bank.

Use IT Mastery for interactive web-app practice with mixed sets, timed mocks, topic drills, explanations, and progress tracking across web and mobile. Focused topic pages and the free-practice page preview question style; the web app is the primary practice path.

Practice preview and focused pages

Use this page to start the web app and choose the right public preview before longer mixed practice. For sample exam questions, use the focused topic pages, quick review, and free-practice page in this exam section; the interactive app remains the primary practice path.

  • Focused topic pages: drill focused topics including AI Fundamentals and Applications; AI Infrastructure Components and Architecture; and other domains with explanations.
  • Quick review: AI data center fabric, RoCE, QoS, compute, storage, automation, and troubleshooting.
  • Free practice exam: Try 60 free Cisco Implementing Data Center AI Infrastructure (Cisco 300-640 DCAI) questions across the exam domains, with explanations, then continue with IT Mastery practice.

300-640 DCAI snapshot

  • Vendor: Cisco
  • Exam code: 300-640
  • Exam short name: DCAI
  • Exam title: Implementing Cisco Data Center AI Infrastructure
  • Associated certification path: CCNP Data Center concentration / Cisco data center AI infrastructure specialist path
  • Exam time shown by Cisco: 90 minutes
  • Current IT Mastery status: Live practice with interactive topic drills, timed mocks, explanations, and progress tracking

What these questions test

  • distinguishing training, inference, RAG, generative AI, and other AI workload patterns
  • matching AI workload requirements to network, compute, GPU, storage, and orchestration choices
  • reasoning about high-performance data center fabrics, congestion controls, and latency-sensitive cluster behavior
  • selecting monitoring and troubleshooting evidence for Cisco AI data center infrastructure
  • recognizing operational constraints such as power, cooling, resilience, scalability, security, and hybrid placement

DCAI practice focus map

AreaWhat to practise
AI fundamentals and applicationsAI/ML workload types, lifecycle, use cases, and infrastructure components.
Infrastructure architectureNetwork, compute, GPU, storage, orchestration, power, cooling, security, and hybrid placement decisions.
Deployment and data managementAI-ready fabrics, Cisco data center networking, UCS compute, storage, and orchestration patterns.
Operations and troubleshootingBenchmarking, monitoring, system messages, Nexus Dashboard, Intersight, telemetry, and fault isolation.

Free study resources

Use this IT Mastery page for live practice, topic drills, timed mocks, explanations, and app access.

Official source

For current exam topics, duration, registration details, and Cisco policy changes, verify Cisco’s official 300-640 DCAI exam page before scheduling.

In this section