Whats inside a computer?
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A CPU
A CPU which stands for Central Processing Unit is the part of a computer system that is the brains of the computer. It stores instructions called a program.
ROM and RAM
Main store (or computer memory) is divided into Read Only Memory (ROM) and Random Access Memory (RAM).
ROM
ROM is memory that cannot be changed by a program or user. ROM retains its memory even after the computer is turned off. For example, ROM stores the instructions for the computer to start up when it is turned on again.
RAM
RAM is a fast temporary type of memory in which programs, applications and data are stored.
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A Hard Drive
CD Drive
Motherboard
A Motherboard (sometimes called a mainboard) it is the main printed circuit board.
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Whats the difference between a computer and a laptop?
A laptop contains a processor, screen, keyboard and mouse all in a foldable notebook form.
Its usually light and portable. A PC has a processor, housed in a tower, a separate screen, keyboard and mouse. PC stands for Personal Computer.