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| Q. |
Which network topology requires a central controller or hub? |
| A. | star |
| B. | mesh |
| C. | ring |
| D. | bus |
| Answer» A. star | |
| Explanation: in star topology, no computer is connected to another computer directly but all the computers are connected to a central hub. every message sent from a source computer goes through the hub and the hub then forwards the message only to the intended destination computer. | |
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