Web Development Basics

In 2-tier architecture, the client interacts directly with the server, whereas in 3-tier architecture, the client interacts with an intermediate layer (application server) that interacts with the server, providing better scalability and maintainability.

A Servlet Engine is responsible for managing the lifecycle of Servlets, including instantiating, initializing, and destroying them, as well as handling requests and responses.

A static web page is a pre-built HTML page that is served as-is, whereas an active web page is a dynamic page that is generated in response to user input or other factors, using technologies such as JavaScript or server-side scripting.

<p>A DTD (Document Type Definition) is used to define the structure and constraints of an XML document, including the relationships between elements and attributes.</p> Signup and view all the answers

<p>SAX (Simple API for XML) is a streaming parser that processes XML documents incrementally, whereas DOM (Document Object Model) is a tree-based parser that loads the entire document into memory.</p> Signup and view all the answers

<p>The META tag is used to provide metadata about an HTML document, such as the author, keywords, or description, which can be used by search engines or other applications.</p> Signup and view all the answers

<p>CSS (Cascading Style Sheets) allows for separate styling of HTML documents, making it easier to maintain and update the layout and design of a web page.</p> Signup and view all the answers

<p>The ID selector is used to select a specific HTML element based on its unique ID, allowing for precise styling of that element.</p> Signup and view all the answers

<p>JDBC (Java Database Connectivity) is used to connect to a database and perform CRUD (Create, Read, Update, Delete) operations, allowing Java-based web applications to interact with a database.</p> Signup and view all the answers

<p>RMI is used to enable remote method invocation between Java objects, allowing them to communicate with each other over a network.</p> Signup and view all the answers