Evaluate these two SQL statements: <img src="/Image1/e6/e65441d7b9dc539fd0267665614d26e6.jpg" /> What is true about them?（）<br>A:The two statements produce identical results.<br>B:The second statement returns a syntax error.<br>C:There is no need to specify DESC because the results are sorted in descending order by default.<br>D:The two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.

Evaluate these two SQL statements:

What is true about them?（）
A:The two statements produce identical results.
B:The second statement returns a syntax error.
C:There is no need to specify DESC because the results are sorted in descending order by default.
D:The two statements can be made to produce identical results by adding a column alias for the salary column in the second SQL statement.

出自：Oracle认证

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