Computer Science for IGCSE & O level - Hardware (Section 15 - No. 43)

What is a key difference between Ethernet and Bluetooth?

Ethernet is wireless, Bluetooth is wired.

Ethernet is for long-distance communication, Bluetooth is for short distances.

Ethernet is wired, Bluetooth is wireless.

Both are used in the same type of networks

Ethernet is primarily a wired technology, whereas Bluetooth is wireless.