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Computer Architecture
(A Multi-core processor, can run multiple instructions at the same time)
Main Memory RAM
The CPU reads individual instructions from Main Memory, and executes them one at a time until a program ends
CPU
Secondary Memory
Storage that holds the data or programs that are being processed by the CPU
(Volatile)
Main Memory: Holds programs and data being processed by the CPU
Secondary Memory: Long Term storage
Data in moved to Main Memory when needed
(Non-Volatile)
Portable flash storage device with USB port
Main source of secondary storage in computers
RAM
Desk
(CPU)
Reads tasks from desk and completes them one by one
Storage for papers currently in use
Secondary Memory
Worker
Where papers are stored after being used
Filing Cabinet
Output
Input
What the worker produces once he has finished working on papers
Manager
Tells the 'Worker' what to do with the data
Report
Input/Output Devices:
Allow users to interact with the computer
Mouse
Monitor
Allows users to control a by selecting from a list, or selecting an icon(GUI)
Allows users to input characters, or type commands
Produces text and/or graphics from a electronic file onto physical print media
Visually Displays the computer's interface.
Output Device
Input Device
Printer
Hard Drive
Keyboard