McqMate
| Q. |
Once the BUS is granted to a device |
| A. | it activates the bus busy line |
| B. | performs the required operation |
| C. | raises an interrupt |
| D. | all of the mentioned |
| Answer» A. it activates the bus busy line | |
| Explanation: the bus busy activated indicates that the bus is already allocated to a device and is being used. | |
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