Machine Learning MCQ: Test Your Knowledge! What are regression algorithms in machine learning used for?Predicting continuous outcomesClassifying data into categoriesReducing dimensionalityGrouping similar items togetherWhat is machine learning bagging?A technique to reduce variance by training multiple models on different subsets of dataA method to increase bias in modelsA clustering algorithmA technique to reduce the number of featuresWhat is a common use case for time series forecasting?Predicting stock pricesClustering customersClassifying imagesReducing data dimensionalityWhat is the main advantage of using open-source LLMs for commercial purposes?They are always more accurate than proprietary modelsThey allow for customization and transparencyThey don't require any training dataThey are always faster than proprietary modelsWhat is the main purpose of a decision tree in machine learning?To visualize dataTo make a series of decisions based on input featuresTo reduce model complexityTo increase training speedWhat are applications for machine learning in automotive industry?Only for manufacturingOnly for designAutonomous driving, predictive maintenance, and moreIt's not used in automotive industryWhy is it important to understand different machine learning algorithms?To avoid using dataTo ensure the model failsTo choose the right tool for the problemTo avoid testing dataWhat is an example of machine learning applications?Fraud detection in financeManually entering data into spreadsheetsSending automated emailsHardcoding website designsWhat is the main difference between cosine similarity and Euclidean distance?Cosine similarity is only for text dataCosine similarity measures angle, Euclidean distance measures magnitudeEuclidean distance is only for high-dimensional dataThere is no differenceWhat does the term "overfitting" describe in machine learning?A model that performs well on training data but poorly on unseen dataA model that performs well on unseen data but poorly on training dataA model that generalizes well across datasetsA method to reduce model biasMachine learning is a subset of?Artificial intelligenceStatisticsData miningMathematicsWhat is a perceptron in machine learning?A basic unit of a neural networkA type of clustering algorithmA data visualization toolA method for dimensionality reductionWhat is the main function of stop words in NLP?To stop the processing of textTo filter out common words that add little meaningTo indicate the end of a sentenceTo prevent offensive languageExamples of artificial intelligence and machine learning?Image recognition and voice assistantsManual data entry and rule-based systemsFile management and word processingStatic websites and hard-coded logicWhat is the main function of clustering algorithms in machine learning?Grouping similar data points togetherClassifying data into predefined categoriesPredicting continuous outcomesReducing data dimensionalityWhat is the purpose of boosting in machine learning?To combine weak models to create a strong modelTo reduce the size of the datasetTo cluster similar data pointsTo clean and preprocess dataWhat is the purpose of the Fourier transform in signal processing and machine learning?To perform classificationTo convert signals between time and frequency domainsTo reduce dimensionalityTo generate synthetic dataWhat is the purpose of feature scaling?To normalize the range of features for a modelTo increase the size of the datasetTo reduce the number of featuresTo cluster similar data pointsWhat is the primary advantage of using deep learning for chatbots?They never make mistakesThey can understand and generate more natural languageThey don't require any training dataThey are always faster than rule-based chatbotsWhat is the main purpose of hyperparameter tuning in machine learning?To increase the size of the training datasetTo optimize model performanceTo reduce the number of featuresTo eliminate overfitting completely Score: 0/20 Next Set of Questions