The principal advantage of wireless technology is .

The principal advantage of wireless technology is increased mobility.

Explanation:

The principal advantage is increased mobility, which means that you can access the network from wherever you are, as long you are in the network range.

For example, the wireless conection may be in the living room for example, and you may access the network from your bedroom, just a simple example.

So:

The principal advantage of wireless technology is increased mobility.

answer; insurance cards, drivers licenses,and payment cards for fuel;

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