Questions and Answers

21. What are selectors in jQuery and how many types of selectors are there? To work with an element on the web page, first we need to find them. To …

11. Can we use our own specific character in the place of $ sign in jQuery? Yes. It is possible using jQuery.noConflict().

1. What is jQuery? jQuery is fast, lightweight and feature-rich client side JavaScript Library/Framework which helps in to traverse HTML DOM, make animations, add Ajax interaction, manipulate the page content, …

1.What is an Applet container? – It is a container to manage the execution of applets. – It consists of a web browser and a Java plug-in running together on …

31.What is Collaborative Filtering? Collaborative filtering (CF) is a method used by some recommender systems. It consists of two senses, a narrow one and a more general one. In general, …

21.What is Sampling and Sampling Distribution? SAMPLING: Sampling is the process of choosing units (ex- people, organizations) from a population of interest so that by studying the sample we can …

11.What all things R environment includes? 1. A suite of operators for calculations on arrays, in particular matrices, 2. An effective data handling and storage facility, 3. A large, coherent, …

1.What do you mean by word Data Science? Data Science is the extraction of knowledge from large volumes of data that are structured or unstructured, which is a continuation of …

11.What is junk dimension? • In scenarios where certain data may not be appropriate to store in the schema, this data (or attributes) can be stored in a junk dimension. …

1.What is the purpose of cluster analysis in Data Warehousing? Cluster analysis is used to define the object without giving the class label. It analyzes all the data that is …