PLEASE help me to macth them!!

Dear Student.

A processor - gives value to raw data and turns it into useful information
An input device - feeds raw data to the processor
External hardware devices attached to the computer are called - peripheral equipment
Secondary storage - are additional storage in the form of diskettes and CD-ROMs
Output - is the result of raw input data that has been processed by the central processing unit into meaningful information.

We hope that this answer solves your query.
Regards.