A. Differentiating Various Communication Devices
-In the past, writing a letter
with goose feather was very hard, but now writing a letter with bold pens are
the easiest.
-In the past, communication devices needs time to travel, but now communication devices doesn't take a very long time to travel.
-In the past, people use non-electrical communication device to communicate, but now people use electrical communication device.
-In the past, communicating to people in far distance is very hard, but now communicating to people in far distance is very easy.
B. Several ICT Devices
-Cell Phones : A communication device which let you talk at the same time
-Laptop : A device which allows you to save documents, use internet and we can take it anywhere.
-Computer : A device which allows you to save documents, use internet but we can't take it anywhere.
-Printer : A device which allows you to print documents from a computer or a laptop.
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