In information technology, a footprint is the amount of space a particular unit of hardware or software occupies. Marketing brochures frequently state that a new hardware control unit or desktop display has a "smaller footprint," meaning that it occupies less space in the closet or on your desk. More recently, the term is used to describe microcomponents that take less space inside a computer and software that occupies less space in memory (whether random access memory or read-only memory ).
Tools and techniques for reducing your enterprise data storage footprint
A carbon footprint is the measure of the enviro...(WhatIs.com)