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Q31. View the Exhibit and examine the description of the PRODUCT_INFORMATION table. 

Which SQL statement would retrieve from the table the number of products having LIST_PRICE as NULL? 

A. SELECT COUNT(list_price) 

FROM product_information 

WHERE list_price IS NULL; 

B. SELECT COUNT(list_price) 

FROM product_information 

WHERE list_price = NULL; 

C. SELECT COUNT(NVL(list_price, 0)) 

FROM product_information 

WHERE list_price IS NULL; 

D. SELECT COUNT(DISTINCT list_price) 

FROM product_information 

WHERE list_price IS NULL; 

Answer: C


Q32. View the Exhibit and examine the structure of the ORDERS and ORDERJTEMS tables. 

Evaluate the following SQL statement: 

SELECT oi.order_id, product_jd, order_date 

FROM order_items oi JOIN orders o 

USING(order_id); 

Which statement is true regarding the execution of this SQL statement? 

A. The statement would not execute because table aliases are not allowed in the JOIN clause. 

B. The statement would not execute because the table alias prefix is not used in the USING clause. 

C. The statement would not execute because all the columns in the SELECT clause are not prefixed with table aliases. 

D. The statement would not execute because the column part of the USING clause cannot have a qualifier in the SELECT list. 

Answer: D


Q33. View the Exhibit and examine the data in EMPLOYEES and 

DEPARTMENTS tables. In the EMPLOYEES table EMPLOYEE_ID is the PRIMARY KEY and DEPARTMENT_ID is the FOREIGN KEY. In the DEPARTMENTS table DEPARTMENT_ID is the PRIMARY KEY. 

Evaluate the following UPDATE statement: 

UPDATE employees a 

SET department_jd = 

(SELECT department_id 

FROM departments 

WHERE location_id = ‘2100’), 

(salary, commission_pct) = 

(SELECT 1.1*AVG(salary), 1.5*AVG(commission_pct) 

FROM employees b 

WHERE a. department_jd = b. department_id) 

WHERE first_name|| '||last_name = 'Amit Banda' 

What would be the outcome of the above statement? 

A. Itwould execute successfullyandupdate therelevant data. 

B. It would not execute successfully because there isno LOCATION_ID2100 in theDEPARTMENTStable. 

C. It wouldnotexecute successfully because the condition specified with the concatenation operator is not valid. 

D. Itwould not execute successfully becausemultiplecolumns (SALARY,COMMISSION_PCT)cannot be used in an UPDATE statement. 

Answer: A


Q34. Which two statements are true regarding the GROUP BY clause in a SQL statement? (Choose two.) 

A. You can use column alias in the GROUP BY clause. 

B. Using the WHERE clause after the GROUP BY clause excludes the rows after creating groups. 

C. The GROUP BY clause is mandatory if you are using an aggregate function in the SELECT clause. 

D. Using the WHERE clause before the GROUP BY clause excludes the rows before creating groups. 

E. If the SELECT clause has an aggregate function, then those individual columns without an aggregate function in the SELECT clause should be included in the GROUP BY clause. 

Answer: DE


Q35. Given below is the list of meta character syntaxes and their descriptions in random order: Meta character syntax Description 1) ^a) Matches character not in the list 

2) [^...] b) Matches character when it occurs at the beginning of a line 3) | c) Treats the subsequent meta character as a literal 4) d) Matches one of the characters such as the OR operator Identify the option that correctly matches the meta character syntaxes with their descriptions. 

A. 1-b,2-a,3-d.4-c 

B. 1-a, 2-b,3-d.4-c 

C. 1-d, 2-b,3-a.4-c 

D. 1-b,2-c,3-d,2-a 

Answer: A


Q36. Which two statements are true regarding the types of table joins available in Oracle Database 10g? (Choose two.) 

A. You can use the JOIN clause to join only two tables. 

B. You can explicitly provide the join condition with a NATURAL JOIN. 

C. You can use the USING clause to join tables on more than one column. 

D. You can use the ON clause to specify multiple conditions while joining tables. 

Answer: CD


Q37. View the Exhibit and examine the structure of the MARKS_DETAILS and MARKStables. Which is the best method to load data from the MARKS_DETAILStable to the MARKS table? 

A. PivotingINSERT 

B. Unconditional INSERT 

C. ConditionalALLINSERT 

D. Conditional FIRST INSERT 

Answer: A


Q38. Evaluate the following CREATE TABLE command: 

CREATE TABLE order_item (order_id NUMBER(3), 

Item_id NUMBER(2), 

qty NUMBER(4), 

CONSTRAINT ord_itm_id_pk 

PRIMARY KEY (order_id jtem_id) 

USING INDEX 

(CREATE INDEX ord_itm_idx 

ON order_item(order_id item_id))); 

Which statement is true regarding the above SOL statement? 

A. Itwould execute successfullyandonly ORD_ITM_IDX index would be created. 

B. It would give an error because the USING INDEX clause cannot be used onacomposite primarykey. 

C. It wouldexecutesuccessfully and two indexes ORD_ITM_IDXand ORD_ITM_ID_PKwould becreated. 

D. Itwould give an error becausetheUSING INDEX clause isnotpermitted in the CREATETABLEcommand. 

Answer: A


Q39. 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


Q40. View the Exhibit and examine the description of the EMPLOYEES table. 

You want to calculate the total remuneration for each employee. Total remuneration is the sum of the annual salary and the percentage commission earned for a year. Only a few employees earn commission. 

Which SOL statement would you execute to get the desired output? 

A. SELECTfirst_name, salary, salary*12+salary*commission_pct "Total" 

FROM EMPLOYEES; 

B. SELECTfirst_name,salary, salary*12+NVL((salary*commission_pct), 0) "Total" 

FROMEMPLOYEES; 

C. SELECTfirst_name, salary, salary*12 + NVL(salary, O)*commission_pct "Total" 

FROM EMPLOYEES; 

D. SELECTfirst_name, salary, salary*12+(salary*NVL2(commission_pct, 

salary,salary+commission_pct))"Total" 

FROM EMPLOYEES; 

Answer: B