miércoles, 17 de abril de 2013

Structured and Unstructured Files

Some files have an organised structured.Databases are often arranged as a sequence of records. In a relational database, all the records have the same layout and size.

Files

Files are named stores of data on a computer backing store. Like all other computer date, they are streams of bits: Os and 1s. They can represent any form of data, text, numbers, music, images, movies or instructions.

To make it easier for software and humans to interpret the data correctly, certain file types are recognised.