4th Class Computers Computer Memories Question Bank Self Test-2

  • question_answer 3) Some information is given about secondary memory. Select the correct statements.
    1. Secondary storage differs from primary storage because secondary storage is not directly accessible by the CPU.
    2. Volatile memories are those computer memories that require power to maintain the stored information.
    3. Secondary memory devices include magnetic disks like hard drives and floppy disks.

    A) 1 and 2

    B) 2 and 3

    C) 1 and 3

    D) All of these

    E) None of these

    Correct Answer: D

    Solution :

    (D) All the given statements are correct. Incorrect Options: (A) Not only statements 1 and 2 are correct but statement 3 is also correct. Therefore, option (A) is incorrect. (B) Not only statements 2 and 3 are correct but statement 1 is also correct. Therefore, option (B) is incorrect. (C) Not only statements 1 and 3 are correct but statement 2 is also correct. Therefore, option (C) is incorrect. (E) None of the given statements are incorrect. Therefore, option (E) is incorrect.

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