One way to add USB ports to a computer you need a USB expansion card that you add to the motherboard. The card usually has multiple USB ports built into them.
You can connect several of them together, to add more ports as needed.
an external hard drive
Kind of a vague question, but computer ports are needed so different devices (such as a mouse or keyboard) can communicate with your computer, and allow you to use it.
They are used to add USB 2.0 ports to a computer that was not originally equipped with them.
Broke. There are interface connectors/ports, fan ports, and slots, for add on cards. All motherboard ports. If there is a hole with out some kind of port,it is not for anything.
ports of a computer and its functions
First i would install all the necesary drivers needed on the computer.
The number of ports on a computer depends on the type of computer it is. The type of ports they have--for example USB, headphone, or HDMI--also varies greatly from computer to computer.
Ports are like doors to a computer each computer has many ports. Without any open ports your computer wouldn't be able to access the internet, to find open ports you can try a portscan
Yes, but your computer may need a memory card to USB converter (56 ports for $12.99, add the tax for your state).
aids
It depends on the type of ports needed. If you need more USB sockets, you can simply plug a USB hub into a USB socket. However, if you need other types of ports (like display ports, network ports, 9 or 25-pin serial ports, SATA sockets etc)., or you don't want to use a USB hub, then you would have to install an expansion card.