OCP最新考试题库-052新考题及答案整理-17

17、 Examine these commands and their output:

SQL> SELECT * FROM emp;

ENO ENAME

---- -----

100 Adam

101 Alan

SQL> INSERT INTO emp VALUES(102,'Ben");

1 row created.

SQL> COMMIT;

Commit completed.

SQL> UPDATE emp SET ename='Bryan' WHERE eno=102;

1 row updated.

A power failure occurs. The Instance Is restarted and this query Is executed.

SQL> SELECT ename FROM emp;

What Is the outcome?

A) Only Adam and Alan are displayed.

B) Only Adam, Alan, and Bryan are displayed.

C) Adam, Alan, Ben, and Bryan are displayed.

D) No rows are returned.

E) Only Adam, Alan, and Ben are displayed.

Answer:E

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