Mobile computing:
The drawbacks of Desk computers are, it is heavy and power consumption rate is high and it is not portable(not mobile).
The advancements in computing technology, light weight, and low power consumption have led to the developments of more computing power in hand held devices like laptops, tablets, smart phones, etc.
Nowadays instead of desktops, light weight and low power consumption devices are used because they are cheap and common. Moreover, people are able to connect to others through internet even when they are in move.
