1z0-082 Exam Dumps : Oracle Database Administration I

Examine the description of the customers table:

You need to display last names and credit limits of all customers whose last name starts with A or B in lower or upper case, and whose credit limit Is below 1000.

Examine this partial query:

SELECT cust_last_name, cust_credit_limit FROM customers

Which two where conditions give the required result?

A)

B)

C)

D)

E)

You want to write a query that prompts for two column names and the WHERE condition each time it is executed in a session but only prompts for the table name the first time it is executed.

The variables used in your query are never undefined in your session.

Which query can be used?

Which three statements are true regarding single row subqueries?