Bluetooth
What is Bluetooth mainly used for?
Connecting devices wirelessly over short distances (like headphones or keyboards).
What do we use Wi-Fi for?
To connect devices to the internet locally through a router.
What are cellular networks mainly used for?
Making calls, sending messages, and using mobile data anywhere with coverage.
Does Bluetooth need an internet connection to work?
No, it connects devices directly without internet.
Where is Wi-Fi commonly used?
In homes, schools, offices, and public places.
What does “4G” stand for?
Fourth Generation mobile network.
What is the typical range of Bluetooth?
About 10 meters (30 feet).
What equipment does Wi-Fi need to work?
A wireless router and an internet connection.
How is 5G different from 4G?
5G is faster, has lower latency, and supports more connected devices.
Why is Bluetooth suitable for wearable devices?
Because it uses very little power.
Why is Wi-Fi faster than Bluetooth?
Because it transfers more data over a wider range.
When do we use cellular networks instead of Wi-Fi?
When we are outside Wi-Fi range, like traveling or on the road.
Name one limitation of Bluetooth compared to Wi-Fi.
It has a shorter range and slower data transfer speed.
Name one advantage of Wi-Fi over cellular networks.
It provides unlimited data within its coverage area and doesn’t use mobile data plans.
Why is 5G important for the future of technology?
It enables smart cities, autonomous cars, and Internet of Things (IoT) devices.