Free Access Oracle.1z1-071.v2022-04-30.q200 Practice Test (Page 2)

Question 1

The SYSDATEfunction displays the current Oracle Server date as:
21-MAY-19
You wish to display the date as:
MONDAY, 21 MAY, 2019
Which statement will do this?

A.SELECT TO_DATE(SYSDATE, 'FMDAY, DD MONTH, YYYY') FROM DUAL;

B.SELECT TO_CHAR(SYSDATE, 'FMDD, DAY MONTH, YYYY') FROM DUAL;

C.SELECT TO_CHAR(SYSDATE, 'FMDAY, DDTH MONTH, YYYY') FROM DUAL;

D.SELECT TO_CHAR(SYSDATE, 'FMDAY, DD MONTH, YYYY') FROM DUAL;

Question 2

Which three statements are true regarding the SQL WHERE and HAVING clauses?

A.The HAVING clause conditions can have aggregating functions.

B.The HAVING clause is used to exclude one or more aggregated results after grouping data.

C.The WHERE and HAVING clauses cannot be used together in a SQL statement.

D.The HAVING clause conditions can use aliases for the columns.

E.The WHERE clause is used to exclude rows before grouping data.

Question 3

Examine the description of the EMPLOYEEStable:

Which query is valid?

A.join_date;
SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id;

B.SELECT dept_id, MAX(AVG(salary)) FROM employees GROUP BY dept_id;

C.SELECT dept_id, AVG(MAX(salary)) FROM employees GROUP BY dept_id;

D.SELECT dept_id, join_date, SUM(salary) FROM employees GROUP BY dept_id,

Question 4

Which two statements are true regarding the EXISTS operator used in the correlated subqueries? (Choose two.)

A.The outer query stops evaluating the result set of the inner query when the first value is found.

B.It is used to test whether the values retrieved by the inner query exist in the result of the outer query.

C.The outer query continues evaluating the result set of the inner query until all the values in the result set are processed.

D.It is used to test whether the values retrieved by the outer query exist in the result set of the inner query.

Question 5

View the Exhibit and examine the structure of the CUSTOMERS table.

You want to generate a report showing the last names and credit limits of all customers whose last names start with A, B, or C, and credit limit is below 10,000.
Evaluate the following two queries:
SQL> SELECT cust_last_name, cust_credit_limit FROM customers
WHERE (UPPER(cust_last_name) LIKE 'A%' OR
UPPER (cust_last_name) LIKE 'B%' OR UPPER (cust_last_name) LIKE 'C%')
AND cust_credit_limit < 10000;
SQL>SELECT cust_last_name, cust_credit_limit FROM customers
WHERE UPPER (cust_last_name) BETWEEN 'A' AND 'C'
AND cust_credit_limit < 10000;
Which statement is true regarding the execution of the above queries?

A.Both execute successfully but do not give the required result

B.Only the second query gives the correct result

C.Only the first query gives the correct result

D.Both execute successfully and give the same result

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