Memory chips
Memory chips are used to in the memory to hold data and instructions Things to remember The system unit is the main part of the computer because CPU is placed inside it The motherboard is a printed circuit board or PCB where are all the electrical circuits are printed The power supply unit is a device which converts high voltage current to voltage current required by the components of PC Main memory determine the amount of data that can be stored in the computer as well as the amount of data that it can process