What is preamble?

1.	What is preamble?
Answer» A preamble is an introduction to constitution .It is also known as the blue print of constitution ,because preamble contains the basic idea of constitution.<br>A preamble is an introduction to a document that describes the documents purpose. The word comes from "pre" meaning "before" and "amble" meaning walk. A preamble can contain facts about the document. ... A data packet has a preamble which the system needs but which goes before the data that the user will use.

Discussion