What are input and output statements in Java?

What are input and output statements in Java?

Java I/O (Input and Output) is used to process the input and produce the output. Java uses the concept of a stream to make I/O operation fast. The java.io package contains all the classes required for input and output operations. We can perform file handling in Java by Java I/O API.

How do you write an input statement in Java?

Example of String Input from user

1. import java.util.*;
2. class UserInputDemo1.
3. {
4. public static void main(String[] args)
5. {
6. Scanner sc= new Scanner(System.in); //System.in is a standard input stream.
7. System.out.print(“Enter a string: “);
8. String str= sc.nextLine(); //reads string.

How do you write output in Java?

Let’s take an example to output a line.

1. class AssignmentOperator { public static void main(String[] args) { System.out.println(“Java programming is interesting.”); } }
2. class Output { public static void main(String[] args) { System.out.println(“1.

How many types of streams are there in Java?

two types
There are two types of streams in Java: byte and character.

What is the output of this program in Java?

Explanation: The output of the Java compiler is bytecode, which leads to the security and portability of the Java code.

How does scanner work in Java?

The Java Scanner class breaks the input into tokens using a delimiter which is whitespace by default. It provides many methods to read and parse various primitive values. The Java Scanner class is widely used to parse text for strings and primitive types using a regular expression.

What is an output statement in Java?

We commonly use two output statements in Java. println(); — This statement prints data on the console. The data to be printed is passed to the println method as a String. After printing the string, it places the cursor at the start of the next line.

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