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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)

Secondary Memory

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

Computer Architecture

By: Shek Anzhelika

Printer

Hard Drive

Keyboard

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