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Question ID 8116

Evaluate the SQL statement. SELECT e.id, (.15* e.salary) + (.25* e.bonus), (s.sale_amount * (.15* e.commision_pct)) FROM employee e , sales s WHERE e.id = s.emp_id; What would happen if you removed all the parenthesis from calculation?

Option A

Results will be lower.

Option B

Results will be higher.

Option C

Statement will not execute.

Option D

Statement will achieve the same results.

Correct Answer D
Explanation


Question ID 8117

Which is not an SQL Plus command?

Option A

List.

Option B

Accept.

Option C

Change.

Option D

Update.

Option E

Describe.

Correct Answer D
Explanation Explanation/Reference: Explanation: Answer D is correct because UPDATE is SQL Data Manipulation Language (DML) command, all others answers represent SQL * Plus commands. Incorrect Answers: A: LIST is an SQL * Plus command. B: ACCEPT is an SQL * Plus command. Used to set value for a variable. C: CHANGE is an SQL * Plus command. Used to correct typing errors. E: DESCRIBE is an SQL * Plus command. Used to show the table definition. Oracle 8, DBA Certification Exam Guide, Jason S. Couchman, p. 6-10 Chapter 1: Selecting Data from Oracle

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