Why are expansion slots provided on computer motherboard?

Answer 1

Expansion slots are for expansion cards so the computer can be made specifically tailored to the way someone wants it to be ie: for CAD or word processing or even gaming. It allows the expansion cards to connect directly to the electronic circuitry in the motherboard.

Answer 2

So they can be connected to other devices.

Answer 3

So that you can add graphics cards, improved motherboards etc.

Answer 4

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Answer 5

Ponies