null
US
Iniciar Sesión
Regístrate Gratis
Registro
Hemos detectado que no tienes habilitado Javascript en tu navegador. La naturaleza dinámica de nuestro sitio requiere que Javascript esté habilitado para un funcionamiento adecuado. Por favor lee nuestros
términos y condiciones
para más información.
Siguiente
Copiar y Editar
¡Debes iniciar sesión para completar esta acción!
Regístrate gratis
361646
Hardware
Descripción
GCSE (Personal Digital Devices) ICT Mapa Mental sobre Hardware, creado por isabel.nemitz el 15/11/2013.
Sin etiquetas
ict
personal digital devices
ict
personal digital devices
gcse
Mapa Mental por
isabel.nemitz
, actualizado hace más de 1 año
Más
Menos
Creado por
isabel.nemitz
hace casi 11 años
17
0
0
Resumen del Recurso
Hardware
Memory
ROM
Read-Only Memory
Computers don't need as much ROM
Just contains the basic instructions to get the computer started at boot up
Instructions are there all the time
Even when the computer is switched off
RAM
Random Access Memory
Stores data
Computers need a lot of RAM
Sorted in groups of 1s and 0s
Each 1 or 0 is called a bit
Bit= Binary Digit
Usually divided into 8 bits
8 bits generally make one byte
Centeral Processing Unit (CPU)
Known as Processor or the Microprocessor
Because so small
Set of electrionic circuits
Controls the computer by running the programs
Programs are stored by RAM
Made from billions of transistors
More there are, the faster the processor is.
Control unit runs the programs and directs operations
Circuit Boards
Motherboards
All electric components in the computer are attached to the motherboard
Connections are printed onto the board
Components are plugged into or smoldered onto the board
Sound Card
Some computers have a special set of circuits that produce sound signals
Sounds go to loud speakers
Are generally integrated onto the motherboard
Video Card
Set of circuits that produce electrical signals
Electrical signals make the image on the screen
Often integrated onto the mothermoard
Some computers have seperate high-quality video cards
Useful for playing games and watching films
Mostrar resumen completo
Ocultar resumen completo
¿Quieres crear tus propios
Mapas Mentales
gratis
con GoConqr?
Más información
.
Similar
Types and Components of Computer Systems
Jess Peason
Input Devices
Jess Peason
Output Devices
Jess Peason
Networks
Will8324
General ICT Quiz
leahshaw
ICT Revison Flash Cards
Arun Johal
FLAT FILE VS RELATIONAL DATABASE
rosiejones
Online World - Learning Aim A
andysedge
Business Aims and ICT Strategies
scrt
User Interfaces
Skeletor
General ICT Quiz
Jade Fantom
Explorar la Librería