100% Free AIF-C01 Practice Exam Questions (2026)

What is the key difference between a training set, validation set, and test set in the context of machine learning?

A company uses Amazon SageMaker and various models fa Its AI workloads. The company needs to understand If Its AI workloads are ISO compliant. Which AWS service or feature meets these requirements?

An AI paritioner is developing a new ML model. After training the model, the AI practitionerevaluates the accuracy of the model's predictions. The model's accuracy is low when the model usesboth the training dataset and the test dataset.Which scenario is the MOST likely cause of this problem? 

A retail company is using an Amazon SageMaker machine learning model to analyze customer purchasing patterns and predict future buying behavior. The data scientists at the company regularly need to process datasets of less than 1 GB, such as daily sales records and customer interaction logs. The company does not require immediate responses and can afford some delay in receiving the analysis results, as the insights are primarily used for weekly strategy meetings.Which inference method would be the most suitable for the company in this scenario?

A company has implemented a chatbot powered by Amazon Bedrock to handle customer inquiries and support requests. While the chatbot is effective at providing automated responses, the company has noticed that some of the replies do not consistently match its desired tone — professional, empathetic, and friendly. To maintain brand consistency and ensure a positive customer experience, the company needs to align the chatbot’s responses with its specific communication style and standards.Which approach would be most effective for ensuring that the chatbot's responses are consistently aligned with the company's tone and style?