Computer Components Flashcards
Address Bus
Transfers memory addresses between the computer’s internal components
Clock
CPU component that regulates when each fetch–decode–execute cycle should start
Control Bus
Transfers control signal (e.g. read/write this data) between the computer’s internal components
Control Unit
CPU component that controls the flow of data within the computer system
CPU
Central internal component that carries out all of the computer’s processing
Data Bus
Transfers data between the computer’s internal components
Flash
Type of storage with no moving parts that uses logic gates to store data
GPU
Specialised type of processor designed for speeding up graphical operations, but used for other repetitive tasks
Input Device
Any hardware device that sends data to a computer system
Magnetic
Data storage type which stores data in the form of tiny magnetised dots
Main Memory
Storage that holds the data that is needed by the computer’s currently running programs
Optical
Data storage type which uses a laser to read and write data on circular disks
Output Device
Any hardware device that acts on data received from a computer system
RAM
Volatile memory that stores the data of the computer’s currently running processes
ROM
Non-volatile memory that cannot be overwritten and is used to store boot programs
