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Oracle 1Z0-007 Exam Syllabus Topics:

Oracle Introduction to Oracle9i: SQL Sample Questions:

Question 1

Examine the structure of the EMP_DEPT_VU view:

Which SQL statement produces an error?

A. SELECT *
FROM emp_dept_vu;
B. SELECT job_id, SUM(salary)
FROM emp_dept_vu
WHERE department_id IN (10,20)
GROUP BY job_id
HAVING SUM(salary) > 20000;
C. None of the statements produce an error; all are valid.
D. SELECT department_id, job_id, AVG(salary)
FROM emp_dept_vu
GROUP BY department_id, job_id;
E. SELECT department_id, SUM(salary)
FROM emp_dept_vu
GROUP BY department_id;

Question 2

In a SELECT statement that includes a WHERE clause, where is the GROUP BY clause placed in the SELECT statement?

A. Immediately after the SELECT clause
B. Before the WHERE clause
C. After the ORDER BY clause
D. Before the FROM clause
E. After the WHERE clause

Question 3

Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12?

A. SELECT ename, salary*12 AS INITCAP("ANNUAL SALARY") FROM employees
B. SELECT ename, salary*12 AS Annual Salary FROM employees;
C. SELECT ename, salary*12 "Annual Salary" FROM employees;
D. SELECT ename, salary*12 'Annual Salary' FROM employees;

Question 4

You want to display the titles of books that meet these criteria:
1.Purchased before January 21, 2001
2.Price is less then $500 or greater than $900
You want to sort the results by their data of purchase, starting with the most recently
bought book.
Which statement should you use?

A. SELECT book_title
FROM books
WHERE price < 500 or > 900
AND purchase_date < '21-JAN-2001'
ORDER BY purchase date DESC;
B. SELECT book_title
FROM books
WHERE price IN (500,900)
AND purchase_date < '21-JAN-2001'
ORDER BY purchase date ASC;
C. SELECT book_title
FROM books
WHERE price between 500 and 900
AND purchase_date < '21-JAN-2001'
ORDER BY purchase_date;
D. SELECT book_title
FROM books
WHERE (price < 500 OR price > 900)
AND purchase_date < '21-JAN-2001'
ORDER BY purchase date DESC;

Question 5

You need to calculate the total of all salaries in the accounting department. Which group function should you use?

A. COUNT
B. TOTAL
C. LARGEST
D. MAX
E. SUM
F. MIN

Solutions: