New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which of the following operating systems is the most

    expensive?
    A Mac OS X Lion Correct Answer Incorrect Answer
    B Microsoft Windows 8 Correct Answer Incorrect Answer
    C Ubuntu Correct Answer Incorrect Answer
    D All of these Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The retail price for Windows 8 is $125. Apple sells Mac OS X Lion through the Apple App Store at $29. Ubuntu is free.

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