Board is a kind of printed circuit board, referred to as PCB board, it has insert core when marking, it can be inserted into slot of main circuit board (computer board) of the computer to control the operation of hardware. Such as monitors, capture cards and other equipment, after installing the driver, you can achieve the corresponding hardware features.
Nowadays,in the computer field, the main board,sound board and graphics card and other collectively referred to as board.
Boards are divided into four categories, namely:
(1) ISA bus card;
(2) EISA bus card;
(3) PCI bus card;
(4) AGP bus card;