SkillTestPro | AI-900 Online Test With Score

AI-900 Practice Test 9

AI-900 Practice Test

1 / 10

A company wants to predict whether a customer will churn (stop using their service) based on historical customer data. What type of machine learning problem is this?

Regression

Clustering

Classification (Binary)

Anomaly Detection

Reinforcement Learning

2 / 10

Which Azure Machine Learning capability allows multiple data scientists to work on the same machine learning project, sharing code, experiments, and models?

Azure Machine Learning Pipelines

Azure Machine Learning Environments

Azure Machine Learning Endpoints

Azure Machine Learning Workspaces

Automated Machine Learning (AutoML)

3 / 10

You are working with a dataset that has many input features, and you want to reduce the number of features while retaining most of the important information. Which technique is this?

Feature Engineering

Hyperparameter Tuning

Dimensionality Reduction

Data Augmentation

Model Ensembling

4 / 10

Which Responsible AI principle suggests that AI systems should be designed and tested to ensure they consistently deliver accurate and reliable results, and function safely?

Fairness

Transparency

Accountability

Privacy and Security

Reliability and Safety

5 / 10

What is the concept of 'overfitting' in machine learning?

When the model is too simple to capture the underlying patterns in the data.

When the model performs well on training data but poorly on unseen data.

When the model does not have enough features to learn from.

When the training data is too small.

When the model is deployed to too many environments.

6 / 10

Which Azure AI service would you use to add text-to-speech capabilities to an application, allowing it to generate natural-sounding voices from written text?

Azure AI Language

Azure AI Vision

Azure Bot Service

Azure Translator

Azure AI Speech

7 / 10

A hospital wants to use AI to analyze medical images (e.g., X-rays, MRIs) to assist doctors in detecting potential anomalies. Which AI workload is this an example of?

Natural Language Processing

Conversational AI

Robotics

Computer Vision

Knowledge Mining

8 / 10

What is the primary benefit of using a graphical user interface (GUI) tool like Azure Machine Learning Studio designer for building machine learning models?

It enables visual, low-code/no-code model development.

It provides the most granular control over code.

It allows for real-time model monitoring.

It is best for deploying models to edge devices.

It automates data collection.

9 / 10

You need to build a system that allows users to interact with your application using spoken commands. Which Azure AI service is essential for converting those commands into actions?

Azure AI Vision

Azure AI Speech (specifically speech-to-text and intent recognition)

Azure AI Language (specifically sentiment analysis)

Azure Translator

Azure AI Search

10 / 10

Which term refers to the process of simplifying a machine learning model to make it easier to understand, often by reducing the number of features or components?

Model Deployment

Model Evaluation

Model Interpretability

Model Training

Model Scaling

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The average score is 78%