Term

Definition

Example

Artificial Intelligence (AI)

The science of making machines perform tasks that normally require human intelligence.

A chatbot or a self-driving car.

Machine Learning (ML)

A branch of AI that allows computers to learn from data and improve without being explicitly programmed.

Email spam filters that learn which messages are unwanted.

Data

Information that AI uses to learn, such as images, text, or numbers.

Photos of fruits used to train AI to identify apples or bananas.

Pattern Recognition

The process where AI identifies similarities or trends in data.

AI detecting similar shapes to classify “circle” vs “square.”

Training

Feeding data into an AI system so it can learn patterns and make predictions.

Showing many cat photos to help AI identify cats later.

Testing

Checking how well the trained AI performs with new data it hasn’t seen before.

Giving AI a new cat photo and seeing if it recognizes it correctly.