Well...electricity, but I think you want more of an answer that deals with hardware, and in that case, it would be the power unit.
The Media Access Control Address orMAC address is the hex code that is on every network device that can receive or send data through a network. Every device has a unique MAC address.
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It is true that in data communications the sending device is usually a computer. The main components are transmitter, receiver & antenna and every communication device must have all these three components
You are probably talking about the motherboard, which has every device connected to it in some way or another.
An example of a modern mini computer is the smartphone. A very popular device used every day by millions of people.
You should use the USB cable that came with the device you own. But make sure that the USB cable is the right size on both ends, because not every USB cable can fit every device.
Every orange is a fruit, but not every fruit is an orange. A knife is a device, but it is not a machine.
its a manual data entry device. manual, because you have to physically press every key, and input because information is going IN to the computer
i can do every thing. first we can do web designing and core hardware and c++
You don't, unless you want to lose all your rights to use a computer. They have every right to know what you look at and where you are surfing. They are responsible for you and your actions until you turn 18. You go out and spam a site, and they can be held responsible.
The reason that your Internet stops working with another device working at 100 percent with Windows 8 from a Windows 7 upgrade is that there is another device on your network that is set as the primary. If you did not set up a shared network where another computer or device could pull or share from your computer directly, it is best to have the computer reset to the date that it worked correctly last and change the settings to private.
Not, every smartphone is an Android phone only the device powered Android is Android Smartphone, there are other operating system like iOS, Windows ...etc so, smartphones powering up with iOS or Windows are also available over the market.