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AI Interview Question Bank

Curated questions on system design, prompt engineering, RAG, LLM evaluation, and AI agents — sourced from real interviews at Google, Meta, Amazon, and more. With walkthroughs, follow-ups, and the kind of detail that actually helps you prep.

Try: "rag", "prompt", "agent memory"

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All Questions(7 of 39)

AI AgentsBeginner
GoogleMetaMicrosoft+1

Explain the ReAct Pattern and When You Would Use It

Understand the ReAct pattern — how Reasoning + Acting enables LLMs to solve multi-step problems with tools, and when to choose it over alternatives.

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LLM Eval & OpsBeginner
GoogleMetaMicrosoft+2

Explain the Tradeoffs Between Latency, Cost, and Quality in LLM Selection

Navigate the three-way tradeoff between LLM latency, cost, and quality — and learn how to make the right selection for different use cases.

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LLM Eval & OpsBeginner
GoogleMetaMicrosoft+2

What Metrics Would You Track for an LLM in Production?

A comprehensive framework for monitoring LLMs in production — from latency and cost to output quality and user satisfaction signals.

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Prompt EngineeringBeginner
GoogleMetaMicrosoft+2

Explain Chain-of-Thought Prompting and When to Use It

Understand chain-of-thought prompting — how it works, when it helps, and when simpler prompts are actually better.

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Prompt EngineeringBeginner
GoogleMetaMicrosoft+2

How Do You Evaluate Whether a Prompt Is Working Well?

Walk through a systematic approach to measuring prompt quality — from building eval datasets to automated metrics and human evaluation.

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Prompt EngineeringBeginner
GoogleMetaMicrosoft+1

What Are LLM Decoding Strategies, and When Do You Use Each?

Explain how LLMs select output tokens — covering temperature, top-k, top-p nucleus sampling, greedy decoding, and stopping criteria — and when each strategy is appropriate.

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RAG & RetrievalBeginner
GoogleMetaMicrosoft+2

When Would You Choose RAG Over Fine-Tuning?

Understand the tradeoffs between RAG and fine-tuning — and learn a decision framework for choosing the right approach for your use case.

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