Smart card (also known as ICC card) are called smart because these have an IC chip which can process the data.
Yes
graphic cards are used to improve graphics.they are used to play 3d games and to watch high definition movies.like windows vista need it for aero themes.
The smart card contained a microprocessing chip, rather than the standard magnetic stripe on most credit and ATM cards
Probably not as there can be a jumper on the motherboard telling it to use the on board sound or a card in a slot. Just like my very quiet Medion.
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