Operating Systems | Input Output Systems | Question 5

From amongst the following given scenarios determine the right one to justify interrupt mode of data-transfer:
Source: nptel
(A) Bulk transfer of several kilo-byte
(B) Moderately large data transfer but more that 1 KB
(C) Short events like mouse action
(D) Key board inputs


Answer: (C) (D)

Explanation: Both keyboard and mouse controllers typically use interrupt mode.

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