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Cisco 300-640 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Security and Governance in AI Data Centers | - Infrastructure security
|
| Topic 2: Compute and Storage for AI Infrastructure | - Storage systems
|
| Topic 3: Data Center AI Infrastructure Fundamentals | - AI/ML workload requirements in data centers
|
| Topic 4: Data Center Networking for AI Workloads | - High-performance fabric design
|
| Topic 5: AI Infrastructure Deployment and Operations | - Deployment models
|
Cisco Implementing Cisco Data Center AI Infrastructure Sample Questions:
1. A data center team enables jumbo frames in a Cisco AI cluster. What is the primary benefit of increasing the MTU for east-west GPU traffic?
A) Increased encryption overhead
B) Elimination of packet buffering
C) Lower CPU utilization and fewer frames
D) Reduced Layer 3 convergence time
2. An engineer configures quality of service in the Cisco ACI fabric to connect VAST storage servers. Which combination of attributes must be selected?
A) Congestion Algorithm: Tail Drop
Congestion Notification: Disabled
B) Congestion Algorithm: Weighted Random Early Detection (WRED)
Congestion Notification: Disabled
C) Congestion Algorithm: Weighted Random Early Detection (WRED)
Congestion Notification: Enabled
D) Congestion Algorithm: Tail Drop
Congestion Notification: Enabled
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) Classify CNP packets to a high-priority queue using their DSCP marking.
B) Configure CNP packets to use the same queue as regular RoCEv2 data traffic.
C) Apply traffic shaping to CNP packets to prevent them from causing additional congestion.
D) Enable Priority Flow Control specifically for CNP packets on a dedicated CoS value.
4. 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) IXIA
B) Spirent
C) iPerf
D) NCCL
5. Drag and Drop Question
An engineer must configure vNIC templates for a UCS X-Series deployment. Drag and drop the policy types from the left onto the corresponding configuration settings on the right. Not all options are used.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: C | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: Only visible for members |
