Java Overview Quiz

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Questions and Answers

What is the purpose of Java Virtual Machine (JVM)?

The purpose of JVM is to enable Java applications to run on any device by converting Java bytecode into machine code and providing memory management and garbage collection.

What are the components of Java Runtime Environment (JRE)?

The components of JRE include JVM, libraries, and other necessary components for running Java applications.

What are the components of Java Development Kit (JDK)?

The components of JDK include JRE, compiler, debugger, and other tools necessary for both development and running Java applications.

What is bytecode in the context of Java?

Bytecode is the intermediate code generated by the Java compiler, which is executed by the JVM to enable platform-independent execution of Java programs. Signup and view all the answers

What are the key features of Java as a programming language?

Java is a general-purpose, object-oriented programming language designed to have minimal implementation dependencies and is widely used in web development, mobile applications, and enterprise systems. Signup and view all the answers

What is the purpose of HTML in web development?

HTML is the standard markup language used to create and design web pages. It provides a structure for content on the World Wide Web, allowing the creation of documents that can be displayed in web browsers. Signup and view all the answers

How are HTML tags used to define elements within a document?

HTML tags are enclosed in angle brackets and most have an opening and closing tag, which are used to define various elements within a document. Signup and view all the answers

Explain the hierarchy of structure in HTML documents.

HTML documents have a hierarchical structure, consisting of a <code>declaration, followed by an</code> element containing <code>and</code> sections. Signup and view all the answers

What is the purpose of lists in HTML, and how are they defined?

Lists in HTML can be ordered or unordered. List items are defined using the <ul><li> or </li></ul><ol><li> tags, and individual items are defined using the </li><li> tag.</li></ol> Signup and view all the answers