What does the term 'Compilation' mean?

A Java program uses Compiler as well as Interpreter. Explain.

Design a program in Java to display the following information on the output screen:
Name:
Class:
Roll No.:
Subject:
School:

You want to display your bio-data on the output screen. Write a program in Java to perform the task in the given format:
Name:
Father's Name:
Date of birth:
Blood Group:
Aadhar Card No.:
State: