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Portable Network Graphic  |  2008-10-02  |  123KB  |  817x1045  |  8-bit (256 colors)
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OCR: COMPUTER HARDWARE How does a computer move data to and from peripheral devices? When you install peripheral device you are basically creating connection for data to flow between the device and the computer. Within a computer, data travels from one component to another over circuits called data bus. One part of the data bus runs between RAM and the micro- processor. The segment of the data bus to which peripheral devices FIGURE 2-47 connect IS called the expansion bus (or the /C bus) As data moves along The expansion bus connects the expansion bus it can travel through expansion slots expansion cards the computer system board ports and cables (Figure 2-47 peripheral devices System bus Expansion bus Cable Microprocessor RAM Expansion slots Printer other and expansion peripherals cards Hard d ...