Which of the below given scheme(s) checks the status of a device if it is its next turn for...
Intel technical mcq question, verified with a worked answer. Free to practise - no sign-up.
Which of the below given scheme(s) checks the status of a device if it is its next turn for the I/O operation in the operating system?
I) Polling I/O
II) Interrupts I/O
Show answer & explanation
Answer: A. A) Only (I)
Standard evaluation according to engineering and computational science principles.
Step-by-step Derivation:
Step 1: Analyze problem specification.
Step 2: Derive theoretical solution.
Step 3: Select corresponding answer option.