Page 7 of 22 · 422 total questions.
A manufacturing company uses AI to inspect products and find any damages or defects. Which type of AI application is the company using?
The correct answer is C. Option C: Computer vision.
A company wants to create an ML model to predict customer satisfaction. The company needs fully automated model tuning. Which AWS service meets these requirements?
The correct answer is B. Option B: Amazon SageMaker
Explanation
Amazon SageMaker builds, trains and deploys machine learning models in a fully managed service.
Which technique can a company use to lower bias and toxicity in generative AI applications during the post-processing ML lifecycle?
The correct answer is A. Option A: Human-in-the-loop.
A bank has fine-tuned a large language model (LLM) to expedite the loan approval process. During an external audit of the model, the company discovered that the model was approving loans at a faster pace for a specific demographic than for other demographics. How should the bank fix this issue MOST cost-effectively?
The correct answer is A. Option A: Include more diverse training data. Fine-tune the model again by using the new data. This option delivers the requirement at the lowest cost.
HOTSPOT - A company has developed a large language model (LLM) and wants to make the LLM available to multiple internal teams. The company needs to select the appropriate inference mode for each team. Select the correct inference mode from the following list for each use case. Each inference mode should be selected one or more times.
Refer to the exhibit image(s). The correct answer is A.
A company needs to log all requests made to its Amazon Bedrock API. The company must retain the logs securely for 5 years at the lowest possible cost. Which combination of AWS service and storage class meets these requirements? (Choose two.)
The correct answer is A, D. Option A: AWS CloudTrail Option D: Amazon S3 Intelligent-Tiering
Explanation
S3 Intelligent-Tiering automatically moves objects between tiers to optimize cost with no operational effort. Amazon S3 provides durable, scalable object storage that is fully managed. AWS CloudTrail records API activity for auditing and governance.
An ecommerce company wants to improve search engine recommendations by customizing the results for each user of the company’s ecommerce platform. Which AWS service meets these requirements?
The correct answer is A. Option A: Amazon Personalize
Explanation
Amazon Personalize builds real-time recommendation systems.
A hospital is developing an AI system to assist doctors in diagnosing diseases based on patient records and medical images. To comply with regulations, the sensitive patient data must not leave the country the data is located in. Which data governance strategy will ensure compliance and protect patient privacy?
The correct answer is A. Option A: Data residency.
A company needs to monitor the performance of its ML systems by using a highly scalable AWS service. Which AWS service meets these requirements?
The correct answer is A. Option A: Amazon CloudWatch
Explanation
Amazon CloudWatch collects metrics, logs and alarms to monitor and react to operational health.
An AI practitioner is developing a prompt for an Amazon Titan model. The model is hosted on Amazon Bedrock. The AI practitioner is using the model to solve numerical reasoning challenges. The AI practitioner adds the following phrase to the end of the prompt: “Ask the model to show its work by explaining its reasoning step by step.” Which prompt engineering technique is the AI practitioner using?
The correct answer is A. Option A: Chain-of-thought prompting.
Which AWS service makes foundation models (FMs) available to help users build and scale generative AI applications?
The correct answer is B. Option B: Amazon Bedrock
Explanation
Amazon Bedrock provides access to foundation models through a managed API.
A company is building a mobile app for users who have a visual impairment. The app must be able to hear what users say and provide voice responses. Which solution will meet these requirements?
The correct answer is A. Option A: Use a deep learning neural network to perform speech recognition.
A company wants to enhance response quality for a large language model (LLM) for complex problem-solving tasks. The tasks require detailed reasoning and a step-by-step explanation process. Which prompt engineering technique meets these requirements?
The correct answer is D. Option D: Chain-of-thought prompting.
A company wants to keep its foundation model (FM) relevant by using the most recent data. The company wants to implement a model training strategy that includes regular updates to the FM. Which solution meets these requirements?
The correct answer is B. Option B: Continuous pre-training.
HOTSPOT - A company wants to develop ML applications to improve business operations and efficiency. Select the correct ML paradigm from the following list for each use case. Each ML paradigm should be selected one or more times.
Refer to the exhibit image(s). The correct answer is A.
Which option is a characteristic of AI governance frameworks for building trust and deploying human-centered AI technologies?
The correct answer is D. Option D: Developing policies and guidelines for data, transparency, responsible AI, and compliance.
An ecommerce company is using a generative AI chatbot to respond to customer inquiries. The company wants to measure the financial effect of the chatbot on the company’s operations. Which metric should the company use?
The correct answer is C. Option C: Cost for each customer conversation.
A company wants to find groups for its customers based on the customers’ demographics and buying patterns. Which algorithm should the company use to meet this requirement?
The correct answer is B. Option B: K-means.
A company’s large language model (LLM) is experiencing hallucinations. How can the company decrease hallucinations?
The correct answer is C. Option C: Decrease the temperature inference parameter for the model.
A company is using a large language model (LLM) on Amazon Bedrock to build a chatbot. The chatbot processes customer support requests. To resolve a request, the customer and the chatbot must interact a few times. Which solution gives the LLM the ability to use content from previous customer messages?
The correct answer is B. Option B: Add messages to the model prompt.
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