P3- Represent how data flows around a computer system
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Course
Unit 14 - Software engineering for business
Institution
OCR
For P3, learners must represent how data flows around a
computer system; this could be using annotated diagrams
and or flow charts. The representation must include the input,
memory, processing and output aspects of the flow of data
Hard disk
FLOPPY DISK
CD AND CD RW
monitor
Sound
Storage back-up Graphics card
Printer
Central Processing Unit (CPU)
Input Device -Output Device
Keyboard
Mouse Main Memory
Micro-phone
Auto card
Joysticks RAM
ROM
Touch screen
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