What is a CPU? A guide to the 'brain' of your computer or phone, including how it works

A CPU, or central processing unit, is a vital part of your computer or phone, and is responsible for executing every command ...
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What Is an ECU (Electronic Control Unit) in Cars?

Modern vehicles can contain around 100 Electronic Control Units (ECUs). An ECU is a minicomputer that collects data and determines whether to activate a function based on the information received.