Machine Learning Quiz

Who coined the term 'machine learning'?

• Arthur Samuel

• Geoffrey Hinton

• Alan Turing

• John McCarthy

What is the primary focus of machine learning?

• Data storage

• Imitating human learning

• Network security

• Hardware development

Which of the following is NOT a type of machine learning?

• Reinforcement learning

• Unsupervised learning

• Predictive learning

• Supervised learning

What is supervised learning primarily used for?

• Analyzing unlabeled data

• Classifying data or predicting outcomes

• Exploratory data analysis

• Dimensionality reduction

Which algorithm is commonly used in unsupervised learning?

• Support vector machine

• Linear regression

• K-means clustering

• Logistic regression

What does reinforcement learning rely on?

• Data clustering

• Trial and error

• Labeled datasets

• Dimensionality reduction

Which of the following is a real-world application of machine learning?

• Manual data analysis

• Data entry

• Speech recognition

• Basic arithmetic

What is a challenge associated with machine learning?

• Low data requirements

• High accuracy in predictions

• Bias and discrimination

• Easy implementation

What is the purpose of dimensionality reduction?

• To improve data storage

• To enhance data security

• To reduce the number of variables in a dataset

• To increase the number of features

Which of the following is a method used in supervised learning?

• Neural networks

• K-means clustering

• Principal component analysis

• Anomaly detection