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4. Version: 10.0 Question: 1 Examine the structure of the MARKS table: Which two statements would execute successfully? (Choose two.) A. SELECT SUM(DISTINCT NVL(subject1,0)), MAX(subject1)FROM marksWHERE subject1 > subject2; B. SELECT student_name subject1FROM marksWHERE subject1 > AVG(subject1); C. SELECT SUM(subject1+subject2+subject3)FROM marksWHERE student_name IS NULL; D. SELECT student_name,SUM(subject1)FROM marksWHERE student_name LIKE ‘R%’; Answer: A,C Question: 2 Examine the data in the CUSTOMERS table: You want to list all cities that have more than one customer along with the customer details. Evaluate the following query: https://www.dumpskey.com/

5. Which two JOIN options can be used in the blank in the above query to give the correct output? (Choose two.) A. LEFT OUTER JOIN B. JOIN C. NATURAL JOIN D. RIGHT OUTER JOIN E. FULL OUTER JOIN Answer: B,D Question: 3 Examine the structure proposed for the TRANSACTIONS table: Which two statements are true regarding the creation and storage of data in the above table structure? (Choose two.) A. The CUST_STATUS column would store exactly one character. B. The TRANS_VALIDITY column would have a maximum size of one character. C. The CUST_CREDIT_LIMIT column would be able to store decimal values. D. The CUST_STATUS column would give an error. E. The TRANS_DATE column would be able to store day, month, century, year, hour, minutes, seconds, and fractions of seconds. F. The TRANS_VALIDITY column would give an error. Answer: A,F Question: 4 https://www.dumpskey.com/

6. View the Exhibit and examine the structure of the PRODUCT_INFORMATION and INVENTORIES tables. You have a requirement from the supplies department to give a list containing PRODUCT_ID, SUPPLIER_ID, and QUANTITY_ON_HAND for all the products wherein QUANTITY_ON_HAND is less than five. Which two SQL statements can accomplish the task? (Choose two.) A. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi JOIN inventories iON (pi.product_id=i.product_id)WHERE quantity_on_hand < 5; B. SELECT product_id, quantity_on_hand, supplier_idFROM product_informationNATURAL JOIN inventories AND quantity_on_hand < 5; C. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi inventories iON (pi.product_id=i.product_id) AND quantity_on_hand < 5; D. SELECT i.product_id, i.quantity_on_hand, pi.supplier_idFROM product_information pi JOIN inventories iON (pi.product_id=i.product_id)USING (product_id) AND quantity_on_hand < 5; JOIN Answer: A,C Question: 5 In the EMPLOYEES table there are 1000 rows and employees are working in the company for more than 10 years. Evaluate the following SQL statement: https://www.dumpskey.com/

7. What would be the result? A. It executes successfully but no rows updated. B. It executes successfully and updates the records of those employees who have been working in the company for more than 600 days. C. It gives an error because multiple NVL functions are used in an expression. D. It gives an error because NVL function cannot be used with UPDATE. Answer: B Question: 6 Evaluate the following SQL statement: SQL> select cust_id, cust_last_name "Last name" FROM customers WHERE country_id = 10 UNION SELECT cust_id CUST_NO, cust_last_name FROM customers WHERE country_id = 30 Identify three ORDER BY clauses either one of which can complete the query. A. ORDER BY "Last name" B. ORDER BY 2, cust_id C. ORDER BY CUST_NO D. ORDER BY 2, 1 E. ORDER BY "CUST_NO" Answer: A,B,D Using the ORDER BY Clause in Set Operations -The ORDER BY clause can appear only once at the end of the compound query. -Component queries cannot have individual ORDER BY clauses. -The ORDER BY clause recognizes only the columns of the first SELECT query. -By default, the first column of the first SELECT query is used to sort the output in an ascending order. Question: 7 Which three statements are true regarding the WHERE and HAVING clauses in a SQL statement? (Choose three.) A. WHERE and HAVING clauses cannot be used together in a SQL statement. B. The HAVING clause conditions can have aggregate functions. C. The HAVING clause conditions can use aliases for the columns. D. The WHERE clause is used to exclude rows before the grouping of data. https://www.dumpskey.com/

8. E. The HAVING clause is used to exclude one or more aggregated results after grouping data. Answer: A,B,D Question: 8 Which statement is true regarding external tables? A. The CREATE TABLE AS SELECT statement can be used to upload data into regular table in the database from an external table. B. The data and metadata for an external table are stored outside the database. C. The default REJECT LIMIT for external tables is UNLIMITED. D. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table. Answer: A References: https://docs.oracle.com/cd/B28359_01/server.111/b28310/tables013.htm Question: 9 Which two statements are true about Data Manipulation Language (DML) statements? A. An INSERT INTO...VALUES.. statement can add multiple rows per execution to a table. B. An UPDATE... SET... statement can modify multiple rows based on multiple conditions on a table. C. A DELETE FROM..... statement can remove rows based on only a single condition on a table. D. An INSERT INTO... VALUES..... statement can add a single row based on multiple conditions on a table. E. A DELETE FROM..... statement can remove multiple rows based on multiple conditions on a table. F. An UPDATE....SET.... statement can modify multiple rows based on only a single condition on a table. Answer: B, E References: http://www.techonthenet.com/sql/and_or.php Question: 10 Which two statements are true regarding roles? (Choose two.) A. A role can be granted to itself. B. A role can be granted to PUBLIC. C. A user can be granted only one role at any point of time. D. The REVOKE command can be used to remove privileges but not roles from other users. E. Roles are named groups of related privileges that can be granted to users or other roles. https://www.dumpskey.com/

9. Answer: B, E References: http://docs.oracle.com/cd/E25054_01/network.1111/e16543/authorization.htm#autoId28 https://www.dumpskey.com/

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