{"id":15997,"date":"2025-03-24T13:19:18","date_gmt":"2025-03-24T13:19:18","guid":{"rendered":"https:\/\/unp.education\/content\/?p=15997"},"modified":"2025-03-24T13:19:18","modified_gmt":"2025-03-24T13:19:18","slug":"common-viva-questions-on-machine-learning","status":"publish","type":"post","link":"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/","title":{"rendered":"Common Viva Questions on Machine Learning October 2024"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"15997\" class=\"elementor elementor-15997\">\n\t\t\t\t<div class=\"elementor-element elementor-element-81ef5da e-flex e-con-boxed e-con e-parent\" data-id=\"81ef5da\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-37dc95a elementor-widget elementor-widget-text-editor\" data-id=\"37dc95a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Machine Learning has now emerged as a major domain of Artificial Intelligence. Business industries are changing with it. Therefore, with the increasing demand for Machine Learning professionals, it becomes imperative for the student community pursuing courses in this domain to prepare effectively for viva examinations. In this article, we will present some of the common viva questions on Machine Learning, which would guide students comprehensively in acing their examinations.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-760d7fb7 e-flex e-con-boxed e-con e-parent\" data-id=\"760d7fb7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ece6810 elementor-widget elementor-widget-heading\" data-id=\"2ece6810\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#1_What_is_Machine_Learning\" >1. What is Machine Learning?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#2_How_does_Machine_Learning_differ_from_traditional_programming\" >2. How does Machine Learning differ from traditional programming?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#3_What_are_different_types_of_Machine_Learning\" >3. What are different types of Machine Learning?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#4_What_are_some_popular_algorithms_used_in_Machine_Learning\" >4. What are some popular algorithms used in Machine Learning?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#5_How_do_you_handle_overfitting_in_Machine_Learning\" >5. How do you handle overfitting in Machine Learning?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#6_What_is_Bias-Variance_Tradeoff_in_Machine_Learning\" >6. What is Bias-Variance Tradeoff in Machine Learning?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#7_How_would_you_evaluate_the_performance_of_the_Machine_Learning_model\" >7. How would you evaluate the performance of the Machine Learning model?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#8_What_is_feature_selection_and_why_is_it_important\" >8. What is feature selection, and why is it important?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#9_How_do_you_handle_missing_values_in_a_dataset\" >9. How do you handle missing values in a dataset?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/#10_How_can_Machine_Learning_be_applied_in_real-world_scenarios\" >10. How can Machine Learning be applied in real-world scenarios?<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"1_What_is_Machine_Learning\"><\/span>1. What is Machine Learning?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7765b5bf elementor-widget elementor-widget-text-editor\" data-id=\"7765b5bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Machine Learning is that part of Artificial Intelligence which deals with the construction of algorithms and models that allow computers to learn from, and make predictions or decisions based on that learning from data, without being explicitly programmed.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-63eef0cd e-flex e-con-boxed e-con e-parent\" data-id=\"63eef0cd\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5fa57205 e-con-full e-flex e-con e-child\" data-id=\"5fa57205\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3fb1f82a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3fb1f82a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Ready to take you Data Science and Machine Learning skills to the next level? Check out our comprehensive Mastering Data Science and ML with Python course.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2dd24a52 e-con-full e-flex e-con e-child\" data-id=\"2dd24a52\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9aa6f7e elementor-widget elementor-widget-image\" data-id=\"9aa6f7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-300x169.png\" class=\"attachment-medium size-medium wp-image-15815\" alt=\"Mastering Data Science and ML with Python\" srcset=\"https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-300x169.png 300w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-1024x576.png 1024w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-768x432.png 768w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-600x338.png 600w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194.png 1280w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5df9fa6a elementor-align-center elementor-widget elementor-widget-button\" data-id=\"5df9fa6a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/unp.education\/course-overview\/mastering-data-science-and-ml-with-python\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Register Now<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c38550b e-flex e-con-boxed e-con e-parent\" data-id=\"c38550b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cb5e670 elementor-widget elementor-widget-heading\" data-id=\"cb5e670\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;,&quot;_animation_delay&quot;:0}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"2_How_does_Machine_Learning_differ_from_traditional_programming\"><\/span>2. How does Machine Learning differ from traditional programming?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1345bae elementor-widget elementor-widget-text-editor\" data-id=\"1345bae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>In traditional programming, explicit instructions are given to solve a particular problem. In contrast, <span style=\"text-decoration: underline;\"><strong><a href=\"https:\/\/unp.education\/course-overview\/mastering-data-science-and-ml-with-python\"><span style=\"color: #3366ff; text-decoration: underline;\">Machine Learning<\/span><\/a><\/strong><\/span> algorithms learn from the data themselves and self-modify their behavior to do complicated tasks and thus make a prediction.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8100c0e e-flex e-con-boxed e-con e-parent\" data-id=\"8100c0e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f6bbbd3 elementor-widget elementor-widget-heading\" data-id=\"f6bbbd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"3_What_are_different_types_of_Machine_Learning\"><\/span>3. What are different types of Machine Learning?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1197470 elementor-widget elementor-widget-text-editor\" data-id=\"1197470\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>There are primarily three types of<a href=\"https:\/\/unp.education\/course-overview\/mastering-data-science-and-ml-with-python\"><span style=\"text-decoration: underline;\"><strong><span style=\"color: #3366ff; text-decoration: underline;\"> Machine Learning<\/span><\/strong><\/span><\/a>: supervised, unsupervised, and reinforcement. In supervised learning, models would be trained on labeled data; in unsupervised learning, the case deals with unlabeled data, and in reinforcement learning, the training of models happens by interaction with an environment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54b2842 e-flex e-con-boxed e-con e-parent\" data-id=\"54b2842\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16f04e3 elementor-widget elementor-widget-heading\" data-id=\"16f04e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"4_What_are_some_popular_algorithms_used_in_Machine_Learning\"><\/span>4. What are some popular algorithms used in Machine Learning?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e74b76b elementor-widget elementor-widget-text-editor\" data-id=\"e74b76b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Some algorithms shared in Machine Learning are linear regression, logistic regression, decision trees, random forests, support vector machines, and neural networks.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-187614d e-flex e-con-boxed e-con e-parent\" data-id=\"187614d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d5abbb1 elementor-widget elementor-widget-heading\" data-id=\"d5abbb1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"5_How_do_you_handle_overfitting_in_Machine_Learning\"><\/span>5. How do you handle overfitting in Machine Learning?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e2cb17 elementor-widget elementor-widget-text-editor\" data-id=\"6e2cb17\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Overfitting refers to situations where a model is trained too well that it cannot generalize on other unseen data. Overfitting can be avoided by several techniques that include regularization, cross-validation, and early stopping.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-058db28 e-flex e-con-boxed e-con e-parent\" data-id=\"058db28\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-10f696c elementor-widget elementor-widget-heading\" data-id=\"10f696c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"6_What_is_Bias-Variance_Tradeoff_in_Machine_Learning\"><\/span>6. What is Bias-Variance Tradeoff in Machine Learning?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-513619b elementor-widget elementor-widget-text-editor\" data-id=\"513619b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Bias-variance tradeoff refers to a model&#8217;s capturing ability for the complexity of data\u2014it will, hence, have low bias\u2014and sensitivity to variations in training data, leading to high variance. The balance should be appropriate to ensure that a model comes up with optimal performance.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3d1246e e-flex e-con-boxed e-con e-parent\" data-id=\"3d1246e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-480100f elementor-widget elementor-widget-heading\" data-id=\"480100f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"7_How_would_you_evaluate_the_performance_of_the_Machine_Learning_model\"><\/span>7. How would you evaluate the performance of the Machine Learning model?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0206a11 elementor-widget elementor-widget-text-editor\" data-id=\"0206a11\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Some of the performance evaluation metrics of Machine Learning models are accuracy, precision, recall, F1 score, and AUC-ROC.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a8b97e3 e-flex e-con-boxed e-con e-parent\" data-id=\"a8b97e3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5ec2001 elementor-widget elementor-widget-heading\" data-id=\"5ec2001\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"8_What_is_feature_selection_and_why_is_it_important\"><\/span>8. What is feature selection, and why is it important?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ab910b elementor-widget elementor-widget-text-editor\" data-id=\"6ab910b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Feature selection involves the selection of the most relevant features in a dataset in the building of a model; this helps to improve the performance of the model and reduce its complexity. One gets rid of features that are irrelevant or redundant in this method, which would otherwise lead to poor generalization and model interpretability.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3246b2e e-flex e-con-boxed e-con e-parent\" data-id=\"3246b2e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b354ce5 elementor-widget elementor-widget-heading\" data-id=\"b354ce5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"9_How_do_you_handle_missing_values_in_a_dataset\"><\/span>9. How do you handle missing values in a dataset?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2b4935 elementor-widget elementor-widget-text-editor\" data-id=\"b2b4935\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Imputation methods, where the missing values are estimated on the basis of other available data, and removal of rows or columns depending upon the extent of missing data and how it is going to affect the analysis.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cdf7347 e-flex e-con-boxed e-con e-parent\" data-id=\"cdf7347\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bde658f elementor-widget elementor-widget-heading\" data-id=\"bde658f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"10_How_can_Machine_Learning_be_applied_in_real-world_scenarios\"><\/span>10. How can Machine Learning be applied in real-world scenarios?<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd63197 elementor-widget elementor-widget-text-editor\" data-id=\"cd63197\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>It finds applications in various fields such as healthcare, finance, marketing, and cybersecurity. Applications would include, for example, fraud detection, recommendation systems, image recognition, and natural language processing, predictive maintenance, among many more.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3afcd446 e-flex e-con-boxed e-con e-parent\" data-id=\"3afcd446\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-75f193c9 e-con-full e-flex e-con e-child\" data-id=\"75f193c9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-65750216 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"65750216\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Ready to take you Data Science and Machine Learning skills to the next level? Check out our comprehensive Mastering Data Science and ML with Python course.<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-72d29913 e-con-full e-flex e-con e-child\" data-id=\"72d29913\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3cbd2fd3 elementor-widget elementor-widget-image\" data-id=\"3cbd2fd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-300x169.png\" class=\"attachment-medium size-medium wp-image-15815\" alt=\"Mastering Data Science and ML with Python\" srcset=\"https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-300x169.png 300w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-1024x576.png 1024w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-768x432.png 768w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194-600x338.png 600w, https:\/\/unp.education\/content\/wp-content\/uploads\/2024\/07\/Mastering-Data-Science-ML-with-Python_1721672148194.png 1280w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77ed405f elementor-align-center elementor-widget elementor-widget-button\" data-id=\"77ed405f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/unp.education\/course-overview\/mastering-data-science-and-ml-with-python\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Register Now<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Machine Learning has now emerged as a major domain of Artificial Intelligence. Business industries are changing with it. Therefore, with the increasing demand for Machine Learning professionals, it becomes imperative for the student community pursuing courses in this domain to prepare effectively for viva examinations. In this article, we will present some of the common &#8230; <a title=\"Common Viva Questions on Machine Learning October 2024\" class=\"read-more\" href=\"https:\/\/unp.education\/content\/common-viva-questions-on-machine-learning\/\" aria-label=\"Read more about Common Viva Questions on Machine Learning October 2024\">Read more<\/a><\/p>\n","protected":false},"author":7951,"featured_media":16076,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,16,18,19],"tags":[],"class_list":["post-15997","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python-coding","category-data-science","category-interview-preparation","category-machine-learning"],"_links":{"self":[{"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/posts\/15997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/users\/7951"}],"replies":[{"embeddable":true,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/comments?post=15997"}],"version-history":[{"count":73,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/posts\/15997\/revisions"}],"predecessor-version":[{"id":17374,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/posts\/15997\/revisions\/17374"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/media\/16076"}],"wp:attachment":[{"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/media?parent=15997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/categories?post=15997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unp.education\/content\/wp-json\/wp\/v2\/tags?post=15997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}