Examine these SQL statements that are executed in the given order:

What will be the status of the foreign key EMP_MGR_FK?

You execute these commands successfully:
CREATE GLOBAL TEMPORARY TABLE invoices _ gtt
( customer id INTEGER,
invoice_ total NUMBER (10, 2)
) ON COMMIT PRESERVE ROWS;
INSERT INTO invoices_ gtt VALUES (1, 100);
COMMIT;
Which two are true?

View the Exhibit and examine the structure in the DEPARTMENTS tables. (Choose two.)

Examine this SQL statement:
SELECT department_id "DEPT_ID", department_name, 'b' FROM
departments
WHERE departments_id=90
UNION
SELECT department_id, department_name DEPT_NAME, 'a' FROM
departments
WHERE department_id=10
Which two ORDER BY clauses can be used to sort the output?

Which three statements are true about time zones, date data types, and timestamp data types in an Oracle database?

View the Exhibit and examine the structure of the ORDERS table. The ORDER_ID column is the PRIMARY KEY in the ORDERS table.

Evaluate the following CREATE TABLE command:
CREATE TABLE new_orders(ord_id, ord_date DEFAULT SYSDATE, cus_id)
AS
SELECT order_id.order_date,customer_id
FROM orders;
Which statement is true regarding the above command?