Answer:
Welcome.class is the file generated by the Java compiler.
Explanation:
When we compile welcome.java by javac command it converted into .class file i.e it convert into Welcome.class if it does not contain any compile-time errors. This file containing Java bytecode that can be executed on the Java Virtual Machine(JVM).
class Welcome
{
public static void main(String args[])
{
System.out.println(" hello");
}
}
Save:Welcome.java
compile it by javac command
javac Welcome .java
it will converted into :Welcome.class.