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Give two advantages of USB ports over Serial & Parallel ports.

Give two advantages of USB ports over Serial & Parallel ports.

Answers


Kavungya
(i). Devices are powered by the bus – there is no need for external power adapters. USB allows unpowered devices to draw up to 500 mA over the connector cable.
(ii). Can support a max. of 127 daisy-chained devices, because of its high bit addressing system.
Kavungya answered the question on April 2, 2019 at 05:58

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