Components of a Computer System. ... central processing unit and random access memory, install to the connectors on the surface of the board, found inside the case.

In truth, the system unit is the most important aspect of a consumer-grade computer, at least, for now. Things might change in the future when cloud computing becomes the norm.

In 1969, the IBM Schools Computer System Unit was developed. Though it never reached commercial release, ten were made, and they were deployed to pilot schools.

Your computer's brain is the CPU: that's where all of the programming and computing happens. But its nervous system is the motherboard, which uses circuits to connect the CPU to the other pieces ...