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Mr. Dubey • 52.26K Points
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Q. What is minor device number

(A) it tells the device driver function what actual physical device it is talking
(B) it tells the device driver functionwhat actual physiacl device it is talking to and i/0 buffernig scheme to be used for reading
(C) it tells the device driver functionwhat actual physical device it is talking to and i/0 buffernig scheme to be used for writing
(D) it tells the device driver functionwhat actual physiacl device it is talking to and i/0 buffernig scheme to be used for data transfer
Correct : Option (D)

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