How Computers Works?

Páginas: 2 (437 palabras) Publicado: 25 de febrero de 2013
How a computer works?
Computers work due to the combination of hardware and software. They can do different task simply.
Hardware Is the physical and software is the part that executes thecommands.
Personal computer hardware are the component devices that are the building blocks of personal computers.
The following are the main the parts of a computer
1. central processing unit (CPU)Is the hardware within a computer that carries out the instructions of a computer program by performing the basic arithmetical, logical, and input/output operations of the system.

Computer coolingis required to remove the waste heat produced by computer components, to keep components within permissible operating temperature limits.
Components that are susceptible to temporary malfunction orpermanent failure if overheated include integrated circuits such as CPUs, chipset, graphics cards, and hard disk drives.

2. motherboard It holds many of the crucial components of the system,such as the central processing unit (CPU) and memory, and provides connectors for other peripherals.

3. Random-access memory (RAM) is a form of computer data storage. A random-access device allowsstored data to be accessed quickly in any random order.

4. hard disk drive (HDD) is a data storage device used for storing and retrieving digital information using rapidly rotating discs(platters) coated with magnetic material.

5. optical disc drive (ODD) is a disk drive that uses laser light or electromagnetic waves within or near the visible light spectrum as part of the processof reading or writing data to or from optical discs.


6. power supply unit (PSU) converts mains AC to low-voltage regulated DC power for the internal components of a computer.

7.computer case Also sometimes incorrectly referred to as the "CPU" or "hard drive", it is the enclosure that contains most of the components of a computer

Software
Computer software, or just software,...
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