Think of it in these terms:
data > input > processing > output
What is the 'data'? What do we use to 'input'? How is it 'processed' and what is the final 'output'?
Then try to relate it to this drawing:
How is creating a pizza similar to what you see in the diagram? What are all the types of Input Devices and Output devices you can think of? Post them on your blog. Ie:
Input Devices: mouse, keyboard,...
Output Devices: monitor, speakers,...
Go HERE for some ideas, but there are many many more.
Finally, your homework is to research the following acronyms and be prepared to explain what their meaning is for Wednesday:
OCR
MICR
OMR
EPOS
EFTPOS
ATM
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