Which of the following SQL statements should be used to remove a view called EMP_DEPT_VU from the schema?

_______ operator can be used with a multiple row subquery.

Evaluate the SQL statement given below: SELECT ROUND (45.953, -1), TRUNC (45.936, 2) FROM dual; Which of the following values are displayed?

Which of the following tasks can be performed by using the TO_CHAR function?

You need to create a report of ten students who achieved the highest ranking in the course INT_SQL and completed the course in the year 1999. Which of the following SQL statements accomplishes this task?

Which component is a literal in the following select statement? Select Emp name :||ename from emp where deptno=20;

Which of the following data types stores data outside the Oracle database?

You need to modify the STUDENTS table to add a primary key on the STUDENT_ID column. The table is currently empty. Which of the following statements will accomplish this task?

You want to display the titles of books that meet the following criteria: 1. Purchased before Feb 21, 2002 2. Price is less than $500 or greater than $900. You want to sort the result by the date of purchase, starting with the most recently bought book. Which of the following statements should you use?

You have to calculate the value 12* salary* commission_pct for all the employees in the EMP table. Which of the following statements ensures that a value is displayed in the calculated column for all the employees?

You want to list names of the employees who have been with the company for more than five years. Which of the following SQL statements will display the required results?