Exploring AI and Machine Learning

What are the three main types of machine learning?

• Supervised, Unsupervised, Reinforcement

• Supervised, Unsupervised, Regression

• Supervised, Clustering, Reinforcement

• Regression, Clustering, Reinforcement

Which of the following is an application of artificial intelligence in healthcare?

• Predicting weather patterns

• Diagnosing diseases

• Managing social media accounts

• Designing video games

What is a key ethical concern in AI?

• Speed of processing

• Data storage capacity

• Bias in decision-making

• Colour of the interface

Which technique is used to handle missing data in data preprocessing?

• Data visualisation

• Data imputation

• Data encryption

• Data compression

In supervised learning, what is the role of the 'label'?

• To store data

• To provide the correct answer for training

• To encrypt data

• To visualise data

Which of the following is an example of unsupervised learning?

• Linear regression

• Decision trees

• K-means clustering

• Support vector machines

What is the purpose of normalisation in data preprocessing?

• To increase data size

• To reduce data redundancy

• To scale data to a standard range

• To encrypt data

Which of the following is a common application of AI in transportation?

• Autonomous vehicles

• Online shopping

• Social media management

• Weather forecasting

What is reinforcement learning primarily used for?

• Predicting future events

• Classifying data

• Making decisions based on rewards

• Encrypting data

Which of the following is a data preprocessing technique used to reduce the number of features?

• Data augmentation

• Feature selection

• Data encryption

• Data visualisation