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Oracle Updated 1z0-071 Exam Questions and Answers by maisy

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Oracle 1z0-071 Exam Overview :

Exam Name: Oracle Database 12c SQL
Exam Code: 1z0-071 Dumps
Vendor: Oracle Certification: Oracle PL
Questions: 326 Q&A's Shared By: maisy
Question 80

Which three statements are true?

Options:

A.

A customer can exist in many countries.

B.

The statement will fail if a row already exists in the SALES table for product 23.

C.

The statement will fail because subquery may not be I contained in a values clause.

D.

The SALES table has five foreign keys.

E.

The statement will execute successfully and a new row will be inserted into the SALES table.

F.

A product can have a different unit price at different times.

Discussion
Question 81

Examine this partial statement:

SELECT ename, sal,comm FROM emp

Now examine this output:

Questions 81

WHICH ORDER BY clause will generate the displayed output?

Options:

A.

ORDER BY NVL(enam,0) DESC, ename

B.

ORDER BY NVL(comm,0) ASC NULLS FIRST, ename

C.

ORDER BY NVL(comm,0) ASC NULLS LAST, ename

D.

ORDER BY comm DESC NULLS LAST, ename

Discussion
Question 82

Which two statements will return the names of the three employees with the lowest salaries?

Options:

A.

SELECT last_name, salary

FROM employees

WHERE ROWNUM<=3

B.

SELECT last_name,salary

FROM employees

ORDER BY salary

FETCH FIRST 3 ROWS ONLY;

C.

SELECT last_name,salary

FROM employees

WHERE ROWNUM<=3

ORDER BY (SELECT salary FROM employees);

D.

SELECT last_name,salary

FROM (SELECT * FROM employees ORDER BY salary)

E.

SELECT last_name,salary

FROM employees

FETCH FIRST 3 ROWS ONLY

ORDER BY salary;

Discussion
Question 83

Examine the description of the PRODUCT_ STATUS table:

Questions 83

The STATUS column contains the values IN STOCK or OUT OF STocK for each row.

Which two queries will execute successfully?

Options:

A.

SELECT prod_id ||q’(‘ s not available)’ ‘CURRENT AVAILABILITY’ FROM

product_ status WHERE status = ‘OUT OF STOCK’

B.

SELECT prod_id ||q”‘ s not available” FROM

product_ status WHERE status = ‘OUT OF STOCK’;

C.

SELECT PROD_ID||q’(‘s not available)’ FROM

product_ status WHERE status = ‘OUT OF STOCK’;

D.

SELECT PROD_ID||q’(‘s not available)’ “CURRENT AVAILABILITY”

FROM product_ status WHERE status = ‘OUT OF STOCK’;

E.

SELECT prod_id q’s not available” from product_ status WHERE status = ‘OUT OF STOCK’;

F.

SELECT prod_id “CURRENT AVAILABILITY”||q’ (‘s not available)’ from product_ status WHERE status

= ‘OUT OF STOCK’;

Discussion
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