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1z0-052-exam-download

[2008] - Oca Oracle Database 11G Administration I Exam Guide (Exam 1z0-052) - - [0071591028]

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1z0-047 View the Exhibit and examine the structure of the CUST table. Evaluate the following SQL statements executed in the given order: ALTER TABLE cust ADD CONSTRAINT cust_id_pk PRIMARY KEY(cust_id) DEFERRABLE INITIALLY DEFERRED; INSERT INTO cust VALUES (1,'RAJ'); --row 1 INSERT INTO cust VALUES (1,'SAM'); --row 2 COMMIT; SET CONSTRAINT cust_id_pk IMMEDIATE; INSERT INTO cust VALUES (1,'LATA'); --row 3 INSERT INTO cust VALUES (2,'KING'); --row 4 COMMIT; Which rows would be made permanent in the CUST table? A.row 4 only B.rows 2 and 4 C.rows 3 and 4 D.rows 1 and 4 Answer:C 2.Which statement is true regarding the ROLLUP operator specified in the GROUP BY clause of a SQL statement? A.It produces only the subtotals for the groups specified in the GROUP BY clause. B.It produces only the grand totals for the groups specified in the GROUP BY clause. C.It produces higher-level subtotals, moving from right to left through the list of grouping columns specified in the GROUP BY clause. D.It produces higher-level subtotals, moving in all the directions through the list of grouping columns specified in the GROUP BY clause. Answer:C 3.View the Exhibit and examine the structure of the EMPLOYEES table. You want to know the FIRST_NAME and SALARY for all employees who have the same manager as that of the employee with the first name 'Neena' and have salary equal to or greater than that of 'Neena'. Which SQL statement would give you the desired result?

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