Which of the following is illegal? Options: A . &nbspSELECT SYSDATE - SYSDATE FROM DUAL; B . &nbspSELECT SYSDATE - (SYSDATE - 2) FROM DUAL; C . &nbspSELECT SYSDATE - (SYSDATE + 2) FROM DUAL; D . &nbspNone of these

Which of the following is illegal?

Question

Which of the following is illegal?

Options:

A . SELECT SYSDATE - SYSDATE FROM DUAL;

B . SELECT SYSDATE - (SYSDATE - 2) FROM DUAL;

C . SELECT SYSDATE - (SYSDATE + 2) FROM DUAL;

D . None of these

Answer: Option D

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