Machine Learning Quiz

What is machine learning?

• A hardware device

• A technique for teaching computers to learn from data

• A type of computer

• A programming language

What is the primary goal of supervised learning?

• Maximize computational efficiency

• Predict future events

• Minimize errors in predictions

• Learn from unlabeled data

Which of the following is an example of an unsupervised learning algorithm?

• Support Vector Machines

• K-Means Clustering

• Linear Regression

• Decision Trees

What is the purpose of feature engineering in machine learning?

• Extracting features from images

• Engineering new features using deep learning

• Selecting the most relevant features

• Building better hardware

In classification, what does the term 'class label' refer to?

• The predicted category of an input

• The name of the model

• The output of a regression model

• The input features of a model

What is cross-validation used for in machine learning?

• Cross-training different models

• Testing a model's generalization ability

• Selecting hyperparameters

• Evaluating model performance on multiple datasets

What is the purpose of regularization in machine learning models?

• To increase bias

• To decrease model complexity

• To increase model complexity

• To speed up model training

What is the role of a confusion matrix in classification?

• Selecting hyperparameters

• Evaluating model performance

• Visualizing decision boundaries

• Handling missing data