Computer hardware

Then and Now ENIAC (The Electronic Numerical Integrator And Calculator) 1946-2-14 Made In USA

Then and Now 1982 - ABC 80 Made in Sweden Now – Macbook Pro Made in China

What is a computer? ,[object Object]

Computer Systems ,[object Object],[object Object],[object Object],[object Object]

Computer work Central Processing Unit Output Input Memory Storage Data Data Data Data

Input Devices ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The Physical Parts of a Computer System which allows data to be entered into a Computer System

Output Devices ,[object Object],[object Object],[object Object],[object Object],[object Object]

Memory Devices ,[object Object]

Random-Access Memory ,[object Object],Stores part of operating system Stores part of the application programs Stores your files as you work on them

Storage Devices ,[object Object],[object Object],Backing Storage Media Hard Disk Floppy Disk CD-ROM DVD-ROM USB Stick

Primary Storage – Hard disk ,[object Object],[object Object],[object Object],A hard disk is a memory used mainly in computers.

Secondary Storage - CD/DVD ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Flash memory – USB stick ,[object Object]

The Processor ,[object Object],[object Object],[object Object]

Thank you! ,[object Object],[object Object]

Computer hardware

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