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Q121. View the Exhibit and examine the description of the PRODUCT_INFORMATION table.
SELECT product_name, list_price, min_price, list_price - min_price Difference FROM product_information
Which options when used with the above SQL statement can produce the sorted output in ascending order of the price difference between LIST_PRICE and MIN_PRICE? (Choose all that apply.)
A. ORDERBY4
B. ORDER BY MIN_PRICE
C. ORDER BY DIFFERENCE
D. ORDER BY LIST_PRICE
E. ORDERBYLIST_PRICE–MIN_PRICE
Answer: ACE
Q122. View the Exhibit and examine DEPARTMENTS and the LOCATIONS tables.
Evaluate the following SOL statement:
SELECT location_id, city FROM locations I WHERE NOT EXISTS (SELECT location_id FROM departments WHERE location_id <> I. location_id);
This statement was written to display LOCATION_ID and CITY where there are no departments located. Which statement is true regarding the execution and output of the command?
A. The statementwouldexecute andwouldreturn the desired results.
B. Thestatement wouldnotexecute becausethe= comparison operatorismissing in the WHERE clause of theouterquery.
C. Thestatement wouldexecutebutitwillreturnzerorows because the WHERE clause intheinner query shouldhavethe= operatorinstead of <>.
D. The statement wouldnot execute because the WHERE clause in the outer query is missing the column name for comparison with the inner query result.
Answer: C
Q123. View the Exhibit and examine the description for EMPLOYEES and DEPARTMENTS tables.
Evaluate the following SQL statement:
SELECT e.department_id, e.job_id, d.location_id, sum(e. salary) total FROM employees e JOIN departments d ON e.department_id = d.department_id GROUP BY CUBE (e.department_id, e.job_id, d.location_id);
Which two statements are true regarding the output of this command? (Choose two.)
A. Theoutputwould display thetotal salaryforallthedepartments.
B. Theoutputwoulddisplay the total salaryforall theJOB_IDsinadepartment.
C. The output would display only the grand total ofthesalary for allJOB_IDsin a LOCATION_ID.
D. Theoutput would displaythegrandtotalof thesalaryfor only the groups specified in the GROUP BY clause.
Answer: AB
Q124. 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
Q125. Evaluate the following SQL statements that are issued in the given order:
CREATE TABLE emp
(emp_no NUMBER(2) CONSTRAINT emp_emp_no_pk PRIMARY KEY,
enameVARCHAR2(15),
salary NUMBER(8,2),
mgr_no NUMBER(2) CONSTRAINT emp_mgr_fk REFERENCES emp);
ALTER TABLE emp
DISABLE CONSTRAINT emp_emp_no_pk CASCADE;
ALTER TABLE emp
ENABLE CONSTRAINT emp_emp_no_pk;
What would be the status of the foreign key EMP_MGR_FK?
A. It wouldbeautomatically enabled and deferred.
B. It wouldbeautomaticallyenabledand immediate.
C. Itwouldremaindisabled and has to beenabled manuallyusingthe ALTER TABLEcommand.
D. Itwould remain disabled and can be enabled only by droppingtheforeign key constraint andre-creating it.
Answer: ABD
Q126. View the Exhibit and examine the details for the CATEGORIES_TAB table. Evaluate the following incomplete SQL statement:
SELECT category_name ,category_description FROM categories_tab
You want to display only the rows that have 'harddisks' as part of the string in the CATEGORY_DESCRIPTION column.
Which two WHERE clause options can give you the desired result? (Choose two.)
A. WHEREREGEXPJJKE(category_description, 'hard+.s’);
B. WHERE REGEXPJJKE(category_description,‘^H|hard+.s’);
C. WHERE REGEXPJJKE (category_description, '^H|hard+.s$');
D. WHEREREGEXPJJKE (category_description, '[^Hlhard+.s]');
Answer: AB
Q127. View the Exhibit and examine the description of the EMPLOYEES table.
Your company wants to give 5% bonus to all the employees on their annual salary. The SALARY column stores the monthly salary for an employee. To check the total for annual salary and bonus amount for each employee, you issued the following SQL statement:
SELECTfirst_name, salary, salary*!2+salary*12*.05 "ANNUAL SALARY + BONUS" FROM employees;
Which statement is true regarding the above query?
A. It would execute and give you the desired output.
B. It would not execute because the AS keyword is missing between the column name and the alias.
C. It would not execute because double quotation marks are used instead of single quotation marks for assigning alias for the third column.
D. It would execute but the result for the third column would be inaccurate because the parentheses for overriding the precedence of the operator are missing.
Answer: A
Q128. Evaluate the following CREATE SEQUENCE statement:
CREATE SEQUENCE seql START WITH 100 INCREMENT BY 10 MAXVALUE 200 CYCLE NOCACHE;
The sequence SEQ1 has generated numbers up to the maximum limit of 200. You issue the following SQL statement:
SELECT seql.nextval FROM dual;
What is displayed by the SELECT statement?
A. 1
B. 10
C. 100
D. an error
Answer: A
Q129. View the Exhibit and examine the data in ORDERS and ORDER_ITEMS tables.
You need to create a view that displays the ORDER ID, ORDER_DATE, and the total number of
items in each order.
Which CREATE VIEW statement would create the view successfully?
A. CREATE OR REPLACE VIEW ord_vu (order_id,order_date)
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
"NO OF ITEMS"
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
B. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
"NO OF ITEMS"
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
C. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
D. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)| NO OF ITEMS'
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date
WITH CHECK OPTION;
Answer: B
Q130. View the Exhibit and examine PRODUCTS and ORDER_ITEMS tables.
You executed the following query to display PRODUCT_NAME and the number of times the product has been ordered:
SELECT p.product_name, i.item_cnt
FROM (SELECT product_id, COUNT (*) item_cnt
FROM order_items
GROUP BY product_id) i RIGHT OUTER JOIN products p
ON i.product_id = p.product_id;
What would happen when the above statement is executed?
A. The statement would execute successfully to produce the required output.
B. The statement would not execute because inline views and outer joins cannot be used together.
C. The statement would not execute because the ITEM_CNT alias cannot be displayed in the outer query.
D. The statement would not execute because the GROUP BY clause cannot be used in the inline view.
Answer: A
