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Q171. Evaluate the following expression using meta character for regular expression: 

'[^Ale|ax.r$]' 

Which two matches would be returned by this expression? (Choose two.) 

A. Alex 

B. Alax 

C. Alxer 

D. Alaxendar 

E. Alexender 

Answer: DE


Q172. Which statement correctly grants a system privilege? 

A. GRANT EXECUTE ON prod TO PUBLIC; 

B. GRANT CREATE VIEW ON tablel TO User1; 

C. GRANT CREATE TABLE TO used,user2; 

D. GRANT CREATE SESSION TO ALL; 

Answer: C


Q173. View the Exhibit and examine the description of the EMPLOYEES table. 


Evaluate the following SQL statement: 

SELECT employee_id, last_name, job_id, manager_id, LEVEL 

FROM employees 

START WITH employee_id = 101 

CONNECT BY PRIOR employee_id=manager_id ; 

Which two statements are true regarding the output of this command? (Choose two.) 

A. Theoutputwouldbeintop-downhierarchy starting with EMPLOYEE_ID having value 101. 

B. Theoutput wouldbein bottom-up hierarchystartingwith EMPLOYEE_ID havingvalue101. 

C. TheLEVEL columndisplaysthenumber of employees in the hierarchy under the employee having theEMPLOYEE_ID 101. 

D. The LEVEL column displays the level in the hierarchy at which the employee is placed undertheemployee having the EMPLOYEE_ID 101 

Answer: BC


Q174. View the Exhibit and examine the structure of the ORDERS table. 


You have to display ORDER_ID, ORDER_DATE, and CUSTOMER_ID for all those orders that were placed after the last order placed by the customer whose CUSTOMER_ID is 101 

Which query would give you the desired output? 


A. SELECT order id, order_date FROM orders 

WHERE order_date > ALL (SELECT MAX(order_date) 

FROM orders)AND 

Customer_id = 101; 


B. SELECT order id, order_date FROM orders 

WHERE order_date > ANY (SELECT order_date 

FROM orders 


WHERE customer_id = 101); 

C. SELECT order _id, order_date FROM orders WHERE order_date > ALL (SELECT order_date FROM orders WHERE customer_id = 101); 

D. SELECT order id, order_date FROM orders WHERE order_date IN (SELECT order_date FROM orders WHERE customer id = 101); 

Answer: C


Q175. Evaluate the following statement: 

CREATE TABLE bonuses(employee_id NUMBER, bonus NUMBER DEFAULT 100); 

The details of all employees who have made sales need to be inserted into the BONUSES table. You can obtain the list of employees who have made sales based on the SALES_REP_ID column of the ORDERS table. 

The human resources manager now decides that employees with a salary of $8,000 or less should receive a bonus. Those who have not made sales get a bonus of 1% of their salary. Those who have made sales get a bonus of 1 % of their salary and also a salary increase of 1 %. The salary of each employee can be obtained from the EMPLOYEES table. 

Which option should be used to perform this task most efficiently? 

A. MERGE 

B. Unconditional INSERT 

C. ConditionalALLINSERT 

D. Conditional FIRST INSERT 

Answer: A


1z0-047  pdf exam

Rebirth 1z0-047 study material:

Q176. View the Exhibit and examine the details of the EMPLOYEES table. 


Evaluate the following SQL statement: 

SELECT phone_number, 

REGEXP_REPLACE(phone_number,'([[: digit: ]]{3})\.([[: digit: ]]{3})\.([[: digit: ]]{4})', ,(\1)\2-\3') 

"PHONE NUMBER" 

FROM employees; 

The query was written to format the PHONE_NUMBER for the employees. Which option would be the correct format in the output? 

A. xxx-xxx-xxxx 

B. (xxx) xxxxxxx 

C. (xxx) xxx-xxxx 

D. xxx-(xxx)-xxxx 

Answer: C


Q177. Which three statements are true regarding group functions? (Choose three.) 

A. They can be used on columns or expressions. 

B. They can be passed as an argument to another group function. 

C. They can be used only with a SQL statement that has the GROUP BY clause. 

D. They can be used on only one column in the SELECT clause of a SQL statement. 

E. They can be used along with the single-row function in the SELECT clause of a SQL statement. 

Answer: ABE


Q178. Which two statements are true regarding multiple-row subqueries? (Choose two.) 

A. They can containgroupfunctions. 

B. They always contain a subquery within a subquery. 

C. They use the < ALL operator to imply less than the maximum. 

D. They can be used to retrieve multiple rows from a single table only. 

E. Theyshouldnot be used withthe NOTIN operator inthemainquery if NULLislikelytobea part ofthe result of thesubquery. 

Answer: AE


Q179. View the Exhibit and examine the data in EMP and DEPT tables. 


In the DEPT table, DEPTNO is the PRIMARY KEY. 

In the EMP table, EMPNO is the PRIMARY KEY and DEPTNO is the FOREIGN KEY referencing the DEPTNO column in the DEPT table. 

What would be the outcome of the following statements executed in the given sequence? 

DROP TABLE emp; 

FLASHBACK TABLE emp TO BEFORE DROP; 

INSERT INTO emp VALUES (2,COTT 10); INSERT INTO emp VALUES (3,ING 55); 

A. Both the INSERT statements would fail because all constraints are automatically retrieved when the table is flashed back. 

B. Both the INSERT statements would succeed because none of the constraints on the table are automatically retrieved when the table is flashed back. 

C. Only the first INSERT statement would succeed because all the constraints except the primary key constraint are automatically retrieved after a table is flashed back. 

D. Only the second INSERT statement would succeed because all the constraints except referential integrity constraints that reference other tables are retrieved automatically after the table is flashed back. 

Answer: D


Q180. Which three possible values can be set for the TIME_ZONE session parameter by using the ALTER SESSION command? (Choose three.) 

A. 'os' 

B. local 

C. -8:00' 

D. dbtimezone Li 

E. 'Australia' 

Answer: BCD