{"id":18137,"date":"2026-09-22T05:38:04","date_gmt":"2026-09-22T05:38:04","guid":{"rendered":"https:\/\/www.examlabs.com\/certification\/?p=18137"},"modified":"2026-09-22T05:38:04","modified_gmt":"2026-09-22T05:38:04","slug":"databricks-certified-generative-ai-engineer-associate-practice-test-questions-and-exam-dumps-part8-q141-160","status":"publish","type":"post","link":"https:\/\/www.examlabs.com\/certification\/databricks-certified-generative-ai-engineer-associate-practice-test-questions-and-exam-dumps-part8-q141-160\/","title":{"rendered":"Databricks Certified Generative AI Engineer Associate Practice Test Questions and Exam Dumps Part8 Q141-160"},"content":{"rendered":"<p><b>View Full <\/b><a href=\"https:\/\/www.examlabs.com\/certified-generative-ai-engineer-associate-exam-dumps\"><b>Databricks Certified Generative AI Engineer Associate Exam Dumps<\/b><\/a><b> and Practice Test Dumps<\/b><\/p>\n<p>&nbsp;<\/p>\n<p><b>Question 141. Which component is responsible for finding relevant information from a knowledge base in a RAG application?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Generator<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Retriever<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Tokenizer<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Output validator<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 2. Retriever<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">The retriever is the component responsible for finding information that is relevant to a user&#8217;s query from an external knowledge source. Depending on the architecture, retrieval may use vector similarity, keyword search, hybrid search, metadata filters, or reranking. After relevant information is identified, the retrieved content can be passed to the generation model as context. The generator then uses the query, instructions, and retrieved information to produce the response. A tokenizer converts text into tokens, while an output validator checks whether the generated response satisfies defined requirements. Separating retrieval from generation allows the application to use current or domain-specific information without relying entirely on the model&#8217;s pretrained knowledge.<\/span><\/p>\n<p><b>Question 142. What is the main purpose of tokenization in a language model workflow?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Convert text into tokens that the model can process<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Store documents in a vector database<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Rank retrieved documents<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Authenticate application users<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Convert text into tokens that the model can process<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Tokenization converts text into smaller units called tokens that a language model can process numerically. Depending on the tokenizer, a token may represent a complete word, part of a word, punctuation, or another text unit. Tokenization is important because model context limits and generation limits are generally expressed in tokens rather than ordinary words or characters. Understanding token usage helps developers estimate prompt size, retrieved-context requirements, and output capacity. Tokenization does not perform document retrieval, rank search results, or authenticate users. It is a fundamental preprocessing step that enables the language model to represent and process natural-language input and generate token-based output.<\/span><\/p>\n<p><b>Question 143. Why should retrieved context be relevant to the user&#8217;s question?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Relevant context helps the model focus on evidence related to the requested information<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Relevant context increases the number of unrelated documents<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Relevant context eliminates all security controls<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Relevant context automatically retrains the model<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Relevant context helps the model focus on evidence related to the requested information<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Relevant retrieved context gives the generation model information that directly relates to the user&#8217;s request. When the context is relevant, the model has stronger evidence to use when constructing an answer, which can improve usefulness and grounding. Irrelevant documents can consume tokens and introduce distracting or conflicting information. Retrieval systems therefore commonly use techniques such as semantic search, metadata filtering, reranking, and similarity thresholds to improve contextual relevance. Retrieval alone does not guarantee a correct answer, and security controls remain necessary regardless of context quality. The objective is to provide enough useful evidence for the model without unnecessarily filling the context window with unrelated material.<\/span><\/p>\n<p><b>Question 144. Which technique can improve retrieval when exact keywords are important?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Increasing temperature<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Removing metadata<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Keyword or lexical search<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Increasing response length<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 3. Keyword or lexical search<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Keyword or lexical search can be particularly effective when exact terms are important to the query. Examples include product identifiers, error codes, legal references, names, version numbers, and specialized terminology where exact matching may be valuable. Semantic search is useful for identifying conceptually similar content, but it may not always prioritize an exact identifier in the way a lexical search can. Hybrid search can combine lexical and semantic methods to benefit from both. Increasing generation temperature or response length does not improve retrieval, while removing metadata can reduce useful filtering capabilities. Retrieval strategy should therefore reflect the types of queries and documents handled by the application.<\/span><\/p>\n<p><b>Question 145. What is the purpose of a system instruction that tells a model to use only supplied context?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Encourage the model to base its response on provided evidence<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Increase vector database capacity<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Create new document embeddings<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Increase network bandwidth<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Encourage the model to base its response on provided evidence<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">A system instruction can guide a model to rely on supplied context when answering questions. In a RAG application, this can reinforce the application&#8217;s grounding objective by telling the model to use retrieved evidence and avoid unsupported claims when the available context does not contain an answer. Such instructions are useful but are not a complete solution by themselves. Retrieval quality, source quality, evaluation, and other controls remain important. A system instruction does not create embeddings or increase infrastructure capacity. Its role is to influence model behavior and establish expectations for how the model should use the information supplied to it during generation.<\/span><\/p>\n<p><b>Question 146. What is one advantage of using metadata such as document version or effective date?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> It can help retrieve the appropriate version of information<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> It guarantees that every document is accurate<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> It eliminates the need for embeddings<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> It increases model parameters<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. It can help retrieve the appropriate version of information<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Document version and effective-date metadata can help an application distinguish between current and outdated information. For example, an enterprise knowledge assistant may need to retrieve the policy that is currently effective rather than an older version stored in the same knowledge base. Metadata filters can restrict candidates according to dates, versions, departments, or other attributes before or during retrieval. This improves control over which information reaches the generation model. Metadata does not guarantee factual accuracy, because the source itself could contain incorrect information. It also does not eliminate embeddings when semantic search is used. Its value is providing structured information that supports more precise retrieval and governance.<\/span><\/p>\n<p><b>Question 147. Why can duplicate documents be problematic in a RAG knowledge base?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> They may consume retrieval capacity and cause redundant context<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> They always improve retrieval precision<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> They automatically improve model reasoning<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> They eliminate the need for indexing<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. They may consume retrieval capacity and cause redundant context<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Duplicate documents can cause a retrieval system to return repeated versions of essentially the same information. This can reduce the diversity of the retrieved context and consume part of the available top-k results with redundant content. The generation model may then receive fewer distinct sources that could have provided additional useful evidence. Duplicate content can also increase storage and indexing requirements. Deduplication or careful document management can therefore improve the efficiency and usefulness of the retrieval layer. Duplicate documents do not automatically improve reasoning or eliminate indexing requirements. Maintaining a clean knowledge base is an important part of preparing reliable retrieval data.<\/span><\/p>\n<p><b>Question 148. Which approach is useful for handling frequently changing enterprise documents?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Re-ingest and re-index updated source content<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Keep outdated embeddings permanently<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Disable the ingestion pipeline<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Increase generation temperature<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Re-ingest and re-index updated source content<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Frequently changing enterprise documents require a process for keeping the retrieval index synchronized with the authoritative source. When documents are updated, the ingestion pipeline can detect the changes, process the new content, generate updated embeddings where necessary, and refresh the relevant index records. Obsolete versions should also be handled according to the application&#8217;s document lifecycle rules. Simply keeping outdated embeddings can cause the assistant to retrieve stale information. Disabling ingestion prevents updates from reaching the retrieval layer, while increasing generation temperature does not update external knowledge. Regular ingestion and indexing are therefore important for maintaining freshness in knowledge-intensive RAG applications.<\/span><\/p>\n<p><b>Question 149. What is a potential benefit of query rewriting before retrieval?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> It can transform an unclear user request into a more retrieval-friendly query<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> It permanently changes the foundation model<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> It removes the need for a knowledge base<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> It disables metadata filtering<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. It can transform an unclear user request into a more retrieval-friendly query<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Query rewriting can improve retrieval by transforming the user&#8217;s original wording into a clearer representation that better reflects the information needed from the knowledge base. This is particularly useful for conversational questions, ambiguous phrasing, abbreviations, follow-up questions, or terminology that differs from the source documents. The rewritten query can incorporate relevant conversational context while removing unnecessary wording. However, rewriting should be evaluated because an incorrect transformation could change the user&#8217;s intent and lead to poor retrieval. Query rewriting does not permanently modify model weights or eliminate the knowledge base. It is a preprocessing technique that can improve how retrieval systems interpret user requests.<\/span><\/p>\n<p><b>Question 150. What should a RAG application do if no retrieved document meets its relevance threshold?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Treat the absence of sufficient evidence as a possible reason not to provide a confident factual answer<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Invent a document that supports the response<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Always return the least relevant document<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Increase temperature until a reliable source appears<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Treat the absence of sufficient evidence as a possible reason not to provide a confident factual answer<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">If retrieved results do not meet a defined relevance threshold, the application may not have sufficient evidence to provide a grounded answer. A suitable response could acknowledge that the available knowledge base does not contain enough information, ask the user for clarification, or request additional details. This behavior is preferable to inventing evidence or presenting weakly related documents as authoritative sources. Increasing generation temperature cannot create missing evidence because it changes generation behavior rather than retrieval quality. Thresholds should be evaluated carefully because overly strict values can exclude useful documents, while overly permissive values can introduce noise. The objective is to balance retrieval coverage with evidence quality.<\/span><\/p>\n<p><b>Question 151. What does a context-window limitation imply for a RAG application?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> The application must manage the amount of prompt, history, and retrieved content sent to the model<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> The model can process unlimited documents<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> The vector database becomes unnecessary<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> The model automatically summarizes every document<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. The application must manage the amount of prompt, history, and retrieved content sent to the model<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">A context-window limitation means that a model can process only a bounded amount of tokenized information in a request. A RAG application therefore needs to manage system instructions, user input, conversation history, retrieved documents, and expected output within the available context capacity. Techniques such as chunking, top-k selection, reranking, metadata filtering, query-focused retrieval, and conversation summarization can help control context size. Although some modern models support large context windows, they are still finite. A vector database remains useful because retrieval helps select relevant information rather than sending an entire knowledge base to the model. Context management is therefore an important architectural consideration.<\/span><\/p>\n<p><b>Question 152. Which practice can help maintain consistent behavior across multiple versions of a generative AI application?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Version prompts, models, retrieval settings, and evaluation configurations<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Change all components simultaneously without records<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Delete previous configurations<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Avoid testing new releases<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Version prompts, models, retrieval settings, and evaluation configurations<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Versioning important application artifacts helps teams understand exactly which configuration produced a particular result. Generative AI behavior can depend on the model version, prompt template, embedding model, retrieval parameters, data-processing logic, and evaluation configuration. Recording these components makes experiments reproducible and makes it easier to compare releases. If a new version produces a regression, version information can help identify what changed and support a rollback to a known configuration. Changing everything without records makes troubleshooting difficult. Versioning does not eliminate the need for evaluation, but it provides the foundation for controlled testing, deployment, and maintenance of generative AI systems.<\/span><\/p>\n<p><b>Question 153. What is the main difference between authentication and authorization?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Authentication verifies identity, while authorization determines permitted access<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Authentication creates embeddings, while authorization generates text<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Authentication ranks documents, while authorization summarizes them<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Authentication controls temperature, while authorization controls tokens<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Authentication verifies identity, while authorization determines permitted access<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Authentication and authorization are related but distinct security concepts. Authentication verifies who a user, application, or service is, commonly through credentials, tokens, or another identity mechanism. Authorization determines what that authenticated identity is allowed to access or perform. In a generative AI application, authentication might establish the identity of a user accessing an endpoint, while authorization could determine which documents or model resources that user may retrieve. Both controls are important in enterprise environments, particularly when RAG systems access confidential information. Neither concept directly controls model temperature, embedding generation, document ranking, or response formatting.<\/span><\/p>\n<p><b>Question 154. Why is monitoring important after deploying a generative AI application?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Production behavior can differ from development and evaluation conditions<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Monitoring automatically retrains every model<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Monitoring eliminates all security requirements<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Production applications never change after deployment<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Production behavior can differ from development and evaluation conditions<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Production monitoring provides visibility into how an application behaves under real usage conditions. Even when an application performs well during development and evaluation, production traffic can introduce unexpected queries, load patterns, data changes, retrieval failures, latency problems, or model behavior that was not represented in testing. Monitoring can track relevant metrics such as latency, errors, throughput, retrieval quality signals, usage, and other application-specific indicators. Appropriate logging and tracing can also help investigate failures. Monitoring does not automatically retrain models or eliminate security requirements. It is an operational practice that helps teams detect issues and maintain reliable service after deployment.<\/span><\/p>\n<p><b>Question 155. Which technique can reduce the cost of repeatedly generating identical embeddings?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Cache reusable embedding results<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Recalculate every embedding unnecessarily<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Increase model temperature<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Remove the vector index<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Cache reusable embedding results<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Caching embedding results can reduce repeated computation when the same text is processed multiple times and the embedding configuration has not changed. Instead of generating an embedding again for identical content, an application can reuse a previously computed result. This can reduce compute consumption, processing time, and potentially operational cost. Cache invalidation must be considered carefully because changing the embedding model or modifying source text can make previously cached vectors unsuitable. Increasing generation temperature does not affect embedding computation, while removing the vector index would interfere with retrieval. Caching is therefore an optimization that should be applied where repeated deterministic work occurs.<\/span><\/p>\n<p><b>Question 156. What is a potential problem when too many retrieved documents are included in a prompt?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Irrelevant information may distract the model and consume context capacity<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> The model automatically becomes more grounded<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Retrieval becomes unnecessary<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Authentication is strengthened<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Irrelevant information may distract the model and consume context capacity<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Including too many retrieved documents can introduce irrelevant or contradictory information into the model&#8217;s context. Even when useful evidence is present, excessive context can consume tokens that could otherwise be used for relevant information or response generation. This can also make it harder for the model to identify the most important evidence. Retrieval systems commonly address this through top-k tuning, similarity thresholds, metadata filtering, reranking, and improved chunking. More retrieved documents are not automatically better. The objective is to provide a focused set of high-quality evidence that supports the user&#8217;s question while staying within the available context window and maintaining acceptable latency and cost.<\/span><\/p>\n<p><b>Question 157. Which evaluation approach can compare two versions of a RAG application using the same test cases?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Run both versions against the same evaluation dataset<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Use unrelated questions for each version<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Delete the baseline results<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Compare only their interface colors<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. Run both versions against the same evaluation dataset<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Using the same evaluation dataset for two application versions creates a controlled basis for comparison. Developers can measure relevant quality and operational metrics under comparable conditions and determine whether a new prompt, retrieval strategy, model, or configuration improves or degrades performance. The dataset should contain representative examples and should be managed carefully to avoid leakage or overfitting. Using unrelated questions for each version makes direct comparison much more difficult because differences may come from the test data rather than the application change. Retaining baseline results is important for analysis. Controlled evaluation is a fundamental practice for reliable generative AI development.<\/span><\/p>\n<p><b>Question 158. What is the role of feedback in improving a production generative AI system?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> It can reveal real-world failure patterns and opportunities for improvement<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> It guarantees every response is correct<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> It replaces all automated evaluation<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> It eliminates the need for monitoring<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. It can reveal real-world failure patterns and opportunities for improvement<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">User or operational feedback can reveal problems that may not have appeared in development datasets. Feedback can identify incorrect answers, missing information, poor retrieval, confusing responses, formatting issues, or other areas where the application does not meet user needs. When collected and handled appropriately, these observations can contribute to new evaluation cases and guide improvements to prompts, retrieval, source data, or model selection. Feedback does not guarantee correctness and should not replace automated evaluation or production monitoring. Instead, it complements those practices by providing evidence about real-world usage and helping teams expand their understanding of application behavior.<\/span><\/p>\n<p><b>Question 159. Why should an application distinguish between source data quality and model quality during evaluation?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> A poor response may result from either weak source information or model behavior<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Source data never affects generated responses<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Model quality is unrelated to evaluation<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Both are always identical measurements<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 1. A poor response may result from either weak source information or model behavior<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">A RAG application contains multiple components, so an incorrect response does not necessarily indicate that the language model itself is the sole cause. The source documents may be outdated, incomplete, contradictory, or incorrect. Retrieval may also fail to locate the appropriate evidence, while the generation model may misinterpret or improperly use retrieved context. Separating these factors during evaluation helps teams identify the actual source of a failure and choose an appropriate remedy. Improving the model will not necessarily solve a missing-document problem, just as improving source data may not solve a generation problem. Component-level evaluation therefore supports more effective troubleshooting.<\/span><\/p>\n<p><b>Question 160. Which sequence best represents a typical RAG request flow?<\/b><\/p>\n<ol>\n<li><b><\/b><span style=\"font-weight: 400;\"> Generate \u2192 retrieve \u2192 authenticate \u2192 tokenize<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>2.<\/b><span style=\"font-weight: 400;\"> Retrieve \u2192 delete context \u2192 generate \u2192 ignore output<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>3.<\/b><span style=\"font-weight: 400;\"> Query \u2192 retrieve relevant context \u2192 construct prompt \u2192 generate response<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><b>4.<\/b><span style=\"font-weight: 400;\"> Generate \u2192 create documents \u2192 retrieve \u2192 validate identity<\/span><\/li>\n<\/ol>\n<p><b>Correct Answer: 3. Query \u2192 retrieve relevant context \u2192 construct prompt \u2192 generate response<\/b><\/p>\n<p><b>Explanation:<\/b><\/p>\n<p><span style=\"font-weight: 400;\">A typical RAG request begins with a user&#8217;s query, which may first undergo preprocessing or rewriting. The application then uses the query to retrieve relevant information from an external knowledge source. Retrieved content is combined with the user&#8217;s request and system instructions to construct the prompt supplied to the generation model. The model generates a response using this context, and additional validation, filtering, or monitoring may occur depending on the architecture. This sequence separates knowledge retrieval from response generation and allows the system to incorporate external information at inference time. Effective retrieval, prompt construction, and generation all contribute to the overall quality of the final response.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>View Full Databricks Certified Generative AI Engineer Associate Exam Dumps and Practice Test Dumps &nbsp; Question 141. Which component is responsible for finding relevant information from a knowledge base in a RAG application? Generator 2. Retriever 3. Tokenizer 4. Output validator Correct Answer: 2. Retriever Explanation: The retriever is the component responsible for finding information [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1648,1647],"tags":[],"_links":{"self":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/18137"}],"collection":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/comments?post=18137"}],"version-history":[{"count":1,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/18137\/revisions"}],"predecessor-version":[{"id":18138,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/posts\/18137\/revisions\/18138"}],"wp:attachment":[{"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/media?parent=18137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/categories?post=18137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.examlabs.com\/certification\/wp-json\/wp\/v2\/tags?post=18137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}