This document describes the flow of data around a basic computer system. Data from a source first goes through a switch or hub to connected PCs where tasks are performed. The RAM acts as temporary memory that knows where to locate files and stores documents being edited. Permanent storage saves documents and files for later use.

2. FLOW OF DATA AROUND A COMPUTER SYSTEM.
HUB PC 1
PC 2
PC 3
SOURCE
TASK 1

3. FLOW OF DATA AROUND A COMPUTER SYSTEM.
TASK 2
SWITCH PC 1
PC 2
PC 3
SOURCE

4. FLOW OF DATA AROUND A COMPUTER SYSTEM.
PROCESSOR
RAM -MEMORY
STORAGE
Searching
for file.
(indexing) The
RAM knows where
to look for file.
Searched document is
stored here.
Opened document
temporarily sent to
RAM.
Document able to
be edited, saved
etc.