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The primary function of the BUS is __________

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The primary function of the BUS is __________

(a) To connect the various devices to the cpu

(b) To provide a path for communication between the processor and other devices

(c) To facilitate data transfer between various devices

(d) All of the mentioned

I have been asked this question in an interview.

The question is from Synchronous BUS topic in portion Input/Output Organisation of Computer Architecture

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The correct choice is (a) To connect the various devices to the cpu

To elaborate: The BUS is used to allow the passage of commands and data between cpu and devices.

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