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Elemento principal de la computadora

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Coordina las actividades de computadora , se comunica con los elementos del sistema y ejecuta las intrucciones

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Realizar operaciones aritmeticas basicas

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año en que se creo el abaco

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Cual es la calculadora manual originada en China ?

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entre el año 150 y 100 a.c que dispositivo se creo ?

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Cuales son las CONDICIONES ?

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Servia para hacer mediciones del tiempo a base de engranes

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Inventor de la Pascalina

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Maquina sumadora a base de engranes

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La Pascalina se creo en el año :

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Maquina de tarjetas perforadas que " Almacenaban informacion "

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Inventor del Telar de Jacquard :

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Dispositivos Perifericos de entrada "ENTRADA"

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Match the text
Teclado
Raton
Escaner
Joystick
Lector Codigo de Barras
CD ROM

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Click and drag
permite que el usuaio interactue con la computadora
memoria de solo lectura
mover el cursor en la pantalla mediante una palanca
desplazar el cursor
transforma imagenes en señales electricas
un rayo de luz decifra un codigo de barras

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Año en que se crea el Telar de Jacquard :

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