30 GenAI Ops · RAG & Prompting questions from the MLOps & Integration bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.input/output filters that block unsafe, off-topic or policy-violating LLM content
B.a parameterized prompt with slots for context and user input, versioned like code
C.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
D.fetching the k most similar chunks to the query to place in the prompt context
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2. Which term means: "Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time"?
Junior
A.RAG
B.Hallucination
C.Top-k retrieval
D.Guardrails
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3. Which statement is correct?
Junior
A.RAG — a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
B.RAG — Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
C.RAG — fetching the k most similar chunks to the query to place in the prompt context
D.RAG — a parameterized prompt with slots for context and user input, versioned like code
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4. What is Embedding?
Junior
A.a dense numeric vector representing text so that semantic similarity becomes vector distance
B.fetching the k most similar chunks to the query to place in the prompt context
C.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
D.an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
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5. Which term means: "a dense numeric vector representing text so that semantic similarity becomes vector distance"?
Junior
A.Embedding
B.Prompt template
C.System prompt
D.Vector database
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6. Which statement is correct?
Junior
A.Embedding — splitting source documents into passages sized for embedding and retrieval
B.Embedding — fetching the k most similar chunks to the query to place in the prompt context
C.Embedding — a dense numeric vector representing text so that semantic similarity becomes vector distance
D.Embedding — input/output filters that block unsafe, off-topic or policy-violating LLM content
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7. What is Vector database?
Junior
A.a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
B.the leading instruction that sets an LLM's role, constraints and tone for a session
C.input/output filters that block unsafe, off-topic or policy-violating LLM content
D.a store that indexes embeddings for fast approximate nearest-neighbor similarity search
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8. Which term means: "a store that indexes embeddings for fast approximate nearest-neighbor similarity search"?
Junior
A.Top-k retrieval
B.Vector database
C.Prompt template
D.Guardrails
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9. Which statement is correct?
Junior
A.Vector database — the leading instruction that sets an LLM's role, constraints and tone for a session
B.Vector database — a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
C.Vector database — a store that indexes embeddings for fast approximate nearest-neighbor similarity search
D.Vector database — fetching the k most similar chunks to the query to place in the prompt context
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10. What is Chunking?
Mid
A.a parameterized prompt with slots for context and user input, versioned like code
B.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
C.fetching the k most similar chunks to the query to place in the prompt context
D.splitting source documents into passages sized for embedding and retrieval
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11. Which term means: "splitting source documents into passages sized for embedding and retrieval"?
Mid
A.Hallucination
B.Guardrails
C.System prompt
D.Chunking
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12. Which statement is correct?
Mid
A.Chunking — a dense numeric vector representing text so that semantic similarity becomes vector distance
B.Chunking — splitting source documents into passages sized for embedding and retrieval
C.Chunking — a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
D.Chunking — the leading instruction that sets an LLM's role, constraints and tone for a session
Answer + AI explanation with Pro
13. What is Top-k retrieval?
Mid
A.fetching the k most similar chunks to the query to place in the prompt context
B.a dense numeric vector representing text so that semantic similarity becomes vector distance
C.a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
D.input/output filters that block unsafe, off-topic or policy-violating LLM content
Answer + AI explanation with Pro
14. Which term means: "fetching the k most similar chunks to the query to place in the prompt context"?
Mid
A.Top-k retrieval
B.Reranking
C.Prompt template
D.Chunking
Answer + AI explanation with Pro
15. Which statement is correct?
Mid
A.Top-k retrieval — input/output filters that block unsafe, off-topic or policy-violating LLM content
B.Top-k retrieval — an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
C.Top-k retrieval — fetching the k most similar chunks to the query to place in the prompt context
D.Top-k retrieval — the leading instruction that sets an LLM's role, constraints and tone for a session
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16. What is Prompt template?
Mid
A.an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
B.a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
C.a store that indexes embeddings for fast approximate nearest-neighbor similarity search
D.a parameterized prompt with slots for context and user input, versioned like code
Answer + AI explanation with Pro
17. Which term means: "a parameterized prompt with slots for context and user input, versioned like code"?
Mid
A.Prompt template
B.Reranking
C.Vector database
D.Embedding
Answer + AI explanation with Pro
18. Which statement is correct?
Mid
A.Prompt template — fetching the k most similar chunks to the query to place in the prompt context
B.Prompt template — input/output filters that block unsafe, off-topic or policy-violating LLM content
C.Prompt template — a parameterized prompt with slots for context and user input, versioned like code
D.Prompt template — a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
Answer + AI explanation with Pro
19. What is System prompt?
Mid
A.a dense numeric vector representing text so that semantic similarity becomes vector distance
B.a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
C.the leading instruction that sets an LLM's role, constraints and tone for a session
D.a parameterized prompt with slots for context and user input, versioned like code
Answer + AI explanation with Pro
20. Which term means: "the leading instruction that sets an LLM's role, constraints and tone for a session"?
Mid
A.Prompt template
B.Hallucination
C.System prompt
D.Reranking
Answer + AI explanation with Pro
21. Which statement is correct?
Mid
A.System prompt — the leading instruction that sets an LLM's role, constraints and tone for a session
B.System prompt — an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
C.System prompt — a store that indexes embeddings for fast approximate nearest-neighbor similarity search
D.System prompt — fetching the k most similar chunks to the query to place in the prompt context
Answer + AI explanation with Pro
22. What is Hallucination?
Senior
A.an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
B.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
C.fetching the k most similar chunks to the query to place in the prompt context
D.input/output filters that block unsafe, off-topic or policy-violating LLM content
Answer + AI explanation with Pro
23. Which term means: "an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce"?
Senior
A.Hallucination
B.Top-k retrieval
C.Embedding
D.RAG
Answer + AI explanation with Pro
24. Which statement is correct?
Senior
A.Hallucination — a store that indexes embeddings for fast approximate nearest-neighbor similarity search
B.Hallucination — input/output filters that block unsafe, off-topic or policy-violating LLM content
C.Hallucination — Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
D.Hallucination — an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
Answer + AI explanation with Pro
25. What is Reranking?
Senior
A.a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
B.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
C.an LLM producing fluent but factually wrong or unsupported output, which grounding aims to reduce
D.fetching the k most similar chunks to the query to place in the prompt context
Answer + AI explanation with Pro
26. Which term means: "a second-stage model that reorders retrieved candidates by relevance before they enter the prompt"?
Senior
A.Reranking
B.Vector database
C.Chunking
D.Guardrails
Answer + AI explanation with Pro
27. Which statement is correct?
Senior
A.Reranking — a store that indexes embeddings for fast approximate nearest-neighbor similarity search
B.Reranking — a second-stage model that reorders retrieved candidates by relevance before they enter the prompt
C.Reranking — a dense numeric vector representing text so that semantic similarity becomes vector distance
D.Reranking — Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
Answer + AI explanation with Pro
28. What is Guardrails?
Senior
A.input/output filters that block unsafe, off-topic or policy-violating LLM content
B.Retrieval-Augmented Generation: grounding an LLM's answer in documents fetched from a knowledge base at query time
C.a store that indexes embeddings for fast approximate nearest-neighbor similarity search
D.a parameterized prompt with slots for context and user input, versioned like code
Answer + AI explanation with Pro
29. Which term means: "input/output filters that block unsafe, off-topic or policy-violating LLM content"?
Senior
A.Reranking
B.Hallucination
C.Prompt template
D.Guardrails
Answer + AI explanation with Pro
30. Which statement is correct?
Senior
A.Guardrails — the leading instruction that sets an LLM's role, constraints and tone for a session
B.Guardrails — a store that indexes embeddings for fast approximate nearest-neighbor similarity search
C.Guardrails — splitting source documents into passages sized for embedding and retrieval
D.Guardrails — input/output filters that block unsafe, off-topic or policy-violating LLM content
Answer + AI explanation with Pro
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