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Java Data Types and Program Output Quiz

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Questions and Answers

Which of the following is a primitive data type in Java?

Float (correct)

Array

String

Integer

What is the size of the float data type in Java?

2 bytes

Depends on the system

8 bytes

4 bytes (correct)

When is automatic type conversion possible in Java?

From double to int

From boolean to char

From int to double (correct)

From String to int

What does a method receive when an array is passed to it?

The address of the array Signup and view all the answers

Which keyword makes a variable belong to a class in Java?

static Signup and view all the answers

Which topic in Java programming is covered in the provided Java tutorial?

Oops Signup and view all the answers

Which section of the article provides a variety of programming questions categorized as basic programs, control statements, arrays, strings, and oops?

Java Programs and Examples Signup and view all the answers

What is the recommended article for beginners to go through if they are new to Java programming?

Java Tutorial Signup and view all the answers

What type of professionals is the Java tutorial designed for?

Both beginners and experienced professionals Signup and view all the answers

What does each Java program in the collection provide?

A different approach to solving a particular problem in Java Signup and view all the answers

Study Notes

Java Data Types

Primitive data types in Java are basic building blocks of data manipulation.

Float Data Type

The float data type in Java has a size of 32 bits and is used to store decimal numbers.

Automatic Type Conversion

Automatic type conversion is possible in Java when the destination type has a larger range than the source type.

Method Array Passing

When an array is passed to a method, the method receives a reference to the array.

Class Variables

The static keyword makes a variable belong to a class in Java.

Java Tutorial

The provided Java tutorial covers the basics of Java programming.

Programming Questions

The section "Programming Questions" provides a variety of questions categorized as basic programs, control statements, arrays, strings, and oops (Object-Oriented Programming).

Target Audience

The Java tutorial is designed for professionals who are beginners in Java programming.

Java Programs Collection

Each Java program in the collection provides a solution to a specific problem, along with explanations and output.

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Description

This quiz covers topics related to Java data types, automatic type conversion, and program output. Test your knowledge on the number of primitive data types in Java, the size of float and double in Java, and determine when automatic type conversion is possible. Additionally, challenge yourself with code snippets and predict the output of various programs. Finally, learn about passing arrays to methods and what the method receives.