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  1. Which of the following is illegal?
    2. A.
    SELECT SYSDATE "“ SYSDATE FROM DUAL;
    B.
    SELECT SYSDATE "“ (SYSDATE "“ 2) FROM DUAL;
    C.
    SELECT SYSDATE "“ (SYSDATE + 2) FROM DUAL;
    D.
    None of the Mentioned

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    Answer : Option D

    Explanation :

    SELECT SYSDATE “ SYSDATE FROM DUAL; outputs 0 SELECT SYSDATE “ (SYSDATE “ 2) FROM DUAL; outputs 2 SELECT SYSDATE “ (SYSDATE + 2) FROM DUAL; outputs -2.

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