Please enable JavaScript.
Coggle requires JavaScript to display documents.
computer systems - Coggle Diagram
computer systems
memory and storage
-
-
-
storage is a place where data, instructions and programmes are kept
RAM - volatile, ROM - non-volatile
-
-
cpu
cpu does fetch decode execute - fetch: get instruction, decode: understand instructions and execute: do or carry out instructions
-
-
made of four components: registers-mini cpu that do specific task , control unit-controls flow of instructions , cache memory-stores all frequently used instructions , arithmetic logic unit-does all computers calculations
-
embedded systems
-
-
intergrated devices that can complete input, process, output, storage has a cpu
examples: washing machine, smart fridge and thermostat
-
computer
input - an input device is a device that sends data to a computer example: microphone or speed camera
output - an output device is a device that shows data or receives data from an input.
example: printer