microcomputer（）

This printer is ______ with most microcomputers.

According to the text, it is easiest to overlook ______ as one of the several parts of a microcomputer system.

The miracle silicon chip represents a development in the technology of mankind that over the past few years has acquired the force and significance associated with the development of hand tools or the discovery of the steam engine. Just as the Industrial Revolution took over an immense range of tasks from men's muscles and enormously expanded productivity, so the microcomputer is rapidly assuming huge burdens of tedious work from the human brain and thereby expanding the mind's capacities in ways that man has only begun to grasp. With the chip, remarkable achievements of memory and execution become possible in everything from farms to banks to corporate offices.

The core component of the microcomputer hardware system is