FREE AI INTERVIEW QUESTIONS & ANSWERS
Practice AI and FDE
interview questions.
Prepare for AI engineer and Forward Deployed Engineer (FDE) interviews with free topic questions, matched source answers, foundation practice, and customer scenarios. All questions and answers are in English, with original source numbers preserved.
Explore the interview topics.
Search within a topic, answer the question, then compare its source answer and explanation in English.
LLM foundations
Model behavior, decoding, evaluation, and application design.
Practice this topic 65 questionsPrompt engineering
Instructions, examples, output contracts, and prompt evaluation.
Practice this topic 100 questionsRAG & retrieval
Ingestion, chunking, retrieval, grounding, and evaluation.
Practice this topic 80 questionsVector databases
Embeddings, similarity, indexes, access control, and operations.
Practice this topic 61 questionsAgent architecture
Agent design, multi-agent coordination, safety, and recovery.
Practice this topic 51 questionsTools & function calls
Tool contracts, parameters, permissions, orchestration, and failures.
Practice this topic 30 questionsMemory & context
Conversation state, retrieval, compression, and consistency.
Practice this topic 21 questionsAgent evaluation
Task success, error analysis, regression tests, and monitoring.
Practice this topic 51 questionsFine-tuning & deployment
Training choices, quantization, serving, and rollout.
Practice this topic 34 questionsMultimodal applications
Images, documents, audio, cross-modal search, and evaluation.
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