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Q1. View the Exhibit and examine the data in EMP and DEPT tables. In the DEPT table, DEPTNO is the PRIMARY KEY. In the EMP table, EMPNO is the PRIMARY KEY and DEPTNO is the FOREIGN KEY referencing the DEPTNO column in the DEPT table. What would be the outcome of the following statements executed in the given sequence? DROP TABLE emp; FLASHBACK TABLE emp TO BEFORE DROP; INSERT INTO emp VALUE
Q1. View the Exhibit and examine the structure of ORDERS and ORDER_ITEMS tables. ORDER_ID is the primary key in the ORDERS table. It is also the foreign key in the ORDER_ITEMS table wherein it is created with the ON DELETE CASCADE option. Which DELETE statement would execute successfully? A. DELETEorder_idFROMorders WHEREorder_total< 1000; B. DELETEordersWHERE order_total < 1000; C. DE
Q1. Evaluate the following statements: CREATE TABLE digits (id NUMBER(2), description VARCHAR2(15)); INSERT INTO digits VALUES (1,'ONE); UPDATE digits SET description =’TWO'WHERE id=1; INSERT INTO digits VALUES (2 .’TWO’); COMMIT; DELETE FROM digits; SELECT description FROM digits VERSIONS BETWEEN TIMESTAMP MINVALUE AND MAXVALUE; What would be the outcome of the above que
Q1. View the Exhibit and examine the structure of the ORDERS table. Which task would require subqueries? A. displaying the total order value for sales representatives 161 and 163 B. displaying the order total for sales representative 161 in the year 1999 C. displaying the number of orders that have order mode online and order date in 1999 D. displaying the number of orders whose order total i
Q1. Which statement is true regarding external tables? A. The default REJECT LIMIT for external tables is UNLIMITED. B. The data and metadata for an external table are stored outside the database. C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table. D. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in th
Q1. View the Exhibit and examine the details of the EMPLOYEES table. Evaluate the following SQL statements: Statement 1: SELECT employee_id, last_name, job_id, manager_id FROM employees START WITH employee_id = 101 CONNECT BY PRIOR employee_id = manager_id AND manager_id != 108 ; Statement 2: SELECT employee_id, last_name, job_id, manager_id FROM employees WHERE manager_id != 108 START
Q1. View the Exhibit and examine the structure of the ORDER_ITEMS table. You need to display the ORDER_ID of the order that has the highest total value among all the orders in the ORDER_ITEMS table. Which query would produce the desired output? A. SELECT order_id FROM order_items WHERE(unit_price*quantity) = MAX(unit_price*quantity) GROUP BY order_id; B. SELECT order_id FROM order_items
Q1. Evaluate the following statement: INSERT ALL WHEN order_total < 10000 THEN INTO small_orders WHEN order_total > 10000 AND order_total < 20000 THEN INTO medium_orders WHEN order_total > 2000000 THEN INTO large_orders SELECT order_id, order_total, customer_id FROM orders; Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement? A.
Q1. View the Exhibit and examine the description of the EMPLOYEES table. Evaluate the following SQL statement: SELECTfirst_name, employee_id, NEXr_DAY(ADD_MONTHS(hire_date, 6), 1) "Review" FROM employees; The query was written to retrieve the FIRST_NAME, EMPLOYEE_ID, and review date for employees. The review date is the first Monday after the completion of six months of the hiring. The NLS_TE
Q1. Evaluate the following statement: CREATE TABLE bonuses(employee_id NUMBER, bonus NUMBER DEFAULT 100); The details of all employees who have made sales need to be inserted into the BONUSES table. You can obtain the list of employees who have made sales based on the SALES_REP_ID column of the ORDERS table. The human resources manager now decides that employees with a salary of $8,000 or less
Q1. View the Exhibit and examine the structure of the LOCATIONS and DEPARTMENTS tables. Which SET operator should be used in the blank space in the following SQL statement to display the cities that have departments located in them? SELECT location_id, city FROM locations SELECT location_id, city FROM locations JOIN departments USING(location_id); A. UNION B. MINUS C. INTERSECT D. UNION
Q1. View the Exhibit and examine the descriptions of the DEPT and LOCATIONS tables. You want to update the CITY column of the DEPT table for all the rows with the corresponding value in the CITY column of the LOCATIONS table for each department. Which SOL statement would you execute to accomplish the task? A. UPDATE deptd SETcity=ANY(SELECT city FROMlocations I); B. UPDATE deptd SET city=(
Q1. Which two statements are true? (Choose two.) A. The USER_SYNONYMSviewcan provide information about private synonyms. B. The user SYSTEM owns all the base tables and user-accessible views of the data dictionary. C. All the dynamic performance views prefixed with V$ are accessible to all the database users. D. The USER_OBJECTS view can provide information about the tables and views created
Q1. Evaluate the following SQL statement: ALTER TABLE hr.emp SET UNUSED (mgr_id); Which statement is true regarding the effect of the above SQL statement? A. Any synonym existing on the EMP table would have to be re-created. B. Any constraints defined on the MGR_ID column would be removed by the above command. C. Any views created on the EMP table that include the MGR_ID column would have to
Q1. EMPDET is an external table containing the columns EMPNO and ENAME. Which command would work in relation to the EMPDET table? A. UPDATE empdet SET ename ='Amit' WHERE empno = 1234; B. DELETE FROM empdet WHERE ename LIKE 'J%' C. CREATE VIEWempvu AS SELECT* FROMempdept; D. CREATEINDEX empdet_dx ON empdet(empno); View AnswerAnswer: CQ2. View the Exhibit and examine the det
Q1. Given below is the list of meta character syntaxes and their descriptions in random order: Meta character syntax Description 1) ^a) Matches character not in the list 2) [^...] b) Matches character when it occurs at the beginning of a line 3) | c) Treats the subsequent meta character as a literal 4) \ d) Matches one of the characters such as the OR operator Identify the option that correctly