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A PC card is used to connect peripheral devices to a notebook computer.
bluetooth
USB hub
By using peripheral devices and the various input ports and sockets.
it is used to connect expansion cards to the Motherboard
Bluetooth
Intel 8085 is a microprocessor that is used in various electronics devices.
The most common in use today are USB cables.
they are called pheripherals.
peripheral devices
Not all external peripheral devices need a cable. There are a growing number of devices that use wifi (wireless and no cable required). You can use a wifi keyboard and a wifi mouse. There are wifi printers, and so on.
USB