RS-232
One. SATA interfaces are USUALLY only one device at a time. It is possible, if the controller supports it, to use a port multiplier which allows you to use four devices off one port .
Both an iOS or Android device supports a USB port, but only Android devices have a slot for a microSD card.
A serial port is an interface in which one bit of data is transmitted at a time.
port
An interface is a device that interpretates data. A port is only the door in and out from the computer.
A physical port, as opposed to a virtual or logical port is an interface on a computer into which you can insert a connector for a device.
port
You seem to be referring to a NIC (Network interface card).
Basically anything, as far as it has USB interface.
port
console port
it is used to interface between controller and peripheral device.. peripheral device otherwise called external device such as LED,LCD...