• Motherboards which have their expansion bus, local buses, etc. which can have different speed boards usually have a
    1. Correct. Because there are still many expansion cards with 8.25 frequencies. Putting one of these in a slot is like slowing you entire bus down to that speed. The 'bus' clocks help when you have slow and fast expansion cards which cannot transmit as fast as the system clock.

    2. NO. The system clock is usually many times faster than the expansion cards that are used. If the expansion bus and all its cards were as fast as the system bus it would be great.

    3. No.

    4. No - you were tricked by your knowledge of multiple choice test answering techniques.
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