Computers 0.0 / 5 ? ICTComputer systems and mobile technologiesGCSEAQA Created by: Jenny0211Created on: 18-07-17 10:08 Input - Process - Output the user inputs data, the computer processes it and then displays it to the user 1 of 14 CPU (Central Processing Unit) is like the brain of the computer and carries out all tasks and instructions 2 of 14 ROM (Read Only Memory) stores the boost program that allows the user to log onto the computer, it cannot be changed by the user and it is not volitile 3 of 14 RAM (Random Access Memory) it is volitile and is a fast temporary memory program 4 of 14 ALU (Arithmetic and logic unit) performs mathmatical and logic operations 5 of 14 CU (Control Unit) it controls the flow of data withn the system 6 of 14 Cache is a tiny block of memory built next o the CPU it stores commonly used data and instructions 7 of 14 Address Bus send instructions telling the data where it needs to go 8 of 14 Data bus sends and recieves data from memory 9 of 14 AND both conditions have to be true 10 of 14 OR only one condition has to be true 11 of 14 NOT is the opposite 12 of 14 Inputs Keyboard, Mouse, Scanner 13 of 14 Outputs Moniter, Printer, Speakers 14 of 14
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