An Error is subclass of IOException

set of class and framework called API

In java arrays are  

 do statement executes the code of a loop at least once 

What does POJO stand for?

What are methods in Java?

The 2 types of polymorphism are - 

In character stream I/O, a single read/write operation performs _____.

Choose the correct option for the output of this code block?

interface Vehicle {

 void start();

 void run();

 void stop();

}

class Car implements Vehicle {

 public void start() {}

}

What are two ways to prevent a class from being inherited in Java?