02 Elements of Java CP1

What does JVM stand for?

• Java Visual Model

• Java Version Manager

• Java Variable Method

• Java Virtual Machine

Which of the following is a type of Java program?

• Script

• Applet

• Module

• Library

What is the purpose of the main method in a Java program?

• To serve as the entry point for execution

• To define variables

• To compile the program

• To import packages

Which keyword is used to define a class in Java?

• object

• function

• class

• define

What is a literal string in Java?

• A variable name

• A series of characters in double quotes

• A method name

• A reserved keyword

Which of the following is NOT a requirement for naming identifiers in Java?

• Cannot be a reserved keyword

• Can begin with a digit

• Can contain letters, digits, underscores, or dollar signs

• Must begin with a letter, underscore, or dollar sign

What does the 'void' keyword indicate in the main method?

• The method is static

• The method is private

• The method does not return any value

• The method returns a value

What is the purpose of comments in Java code?

• To import packages

• To define classes

• To explain details in the program

• To execute code

Which command is used to compile a Java program?

• java

• compile

• javac

• run

What is the correct syntax to import an entire package in Java?

• import package_name.Class_name;

• import package_name.*;

• import * from package_name;

• import all from package_name;