Java

Question 1

What is the JDK

Answer 1

JDK is Java Development Kit and is a package that contains tools for making programs using Java. Tools like the Compiler and the Java Virtual Machine.

Question 2

What does the Compiler do?

Answer 2

It converts code into bytecode.

Question 3

What does the JVM do?

Answer 3

JVM is a software layer between Java code and the machine running the software. It acts like a translator between the compiled Java code and the machine’s bytecode.

Question 4

What is the purpose of the Comparable interface?

Answer 4

I provides the compareTo() method which allows comparing an object with other objects of the same type.