Quiz on Machine Learning

What is the main goal of machine learning?

• To make computers intelligent

• To automate manual tasks

• To enable computers to learn from data

• To create self-aware machines

Which type of machine learning algorithm aims to mimic the process of human learning?

• Supervised learning

• Unsupervised learning

• Reinforcement learning

• Deep learning

Which machine learning algorithm is suitable for solving regression problems?

• K-Means clustering

• Random Forest

• K-Nearest Neighbors (KNN)

• Apriori algorithm

Which technique is used to reduce the dimensionality of data while preserving as much information as possible?

• Clustering

• Feature extraction

• Feature selection

• Regularization

Which algorithm is used for finding frequent itemsets in transactional databases?

• Decision Trees

• K-Means clustering

• Apriori algorithm

• Support Vector Machines (SVM)

Which algorithm is used for hierarchical clustering?

• K-Means clustering

• Agglomerative clustering

• DBSCAN

• Principal Component Analysis (PCA)

In a neural network, what are the layers between the input and output layers called?

• Hidden layers

• Output layers

• Feature layers

• Input layers

Which machine learning algorithm is inspired by the functioning of the human brain's neural networks?

• K-Means clustering

• Decision Trees

• Support Vector Machines (SVM)

• Artificial Neural Networks

In a k-fold cross-validation, how is the dataset divided?

• It is divided into \(k\) equal subsets

• It is divided into \(k-1\) training subsets and 1 validation subset

• It is divided into training and testing subsets based on a ratio

• It is divided randomly into disjoint subsets

Which algorithm is used for finding the optimal clustering of data points?

• Random Forest

• K-Means clustering

• Support Vector Machines (SVM)

• Hierarchical clustering