READ Free Dumps For Oracle- 1z1-051
Question ID 4735 | See the Exhibits and examine the structures of PRODUCTS, SALES and CUSTOMERS table: Exhibit1: |
Option A | A. It produces an error because all columns used in the NATURAL join should have a qualifier |
Option B | B. It produces an error because a column used in the NATURAL join cannot have a qualifier |
Option C | C. It produces an error because the NATURAL join can be used only with two tables |
Option D | D. It executes successfully |
Correct Answer | B |
Question ID 4736 | See the Exhibit and examine the structure of the CUSTOMERS table: |
Option A | A. SELECT cust_city,AVG(cust_credit_limit) |
Option B | B. SELECT cust_city,AVG(cust_credit_limit) |
Option C | C. SELECT cust_city,AVG(cust_credit_limit) |
Option D | D. SELECT cust_city,AVG(NVL(cust_credit_limit,0)) FROM customers |
Correct Answer | A |