Which of the following commands are idempotent? Explain your answer. a. A command to close a file.
Question:
Which of the following commands are idempotent? Explain your answer.
a. A command to close a file.
b. A command to retract the disk heads from the recording surface.
c. A command to step the disk heads up or down one track.
d. A command to remove a directory.
e. A command to traverse a directory tree.
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Idempotent is the property of certain operations in mathemat...View the full answer
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