12th Grade Database Roles Quizzes, Questions & Answers

12th Grade

Recent Database Roles Quizzes

Hey, do you have a good understanding of Oracle? If yes, then you must check out this awesome 'Oracle Database MCQ Quiz' that we've created below. As you would know, Oracle is a multi-model relational...

Questions: 17 | Attempts: 2078 | Last updated: Mar 22, 2025

Sample Question
The employee table contains these columns: ID NUMBER(9) LAST_NAME VARCHAR2(25) FIRST_NAME VARCHAR2(25) COMMISSION NUMBER(7,2) You need to display the current commission for all employees. Desired results are: 1. Display the commission multiplied by 1.5 48 2. Exclude employees with zero commission. 3. Display a zero for employees with null commission value. Evaluate this SQL statement. SELECT id, last_name, first_name, commission*1. 5 FROM employee WHERE commission <>0; Which of the desired results does the statement provide?

All the desired results.

Two of the desired results.

One of the desired results

A syntax error.

Oracle Functions And Coding Quiz Questions

Oracle Functions and Coding Quiz Questions

Hello there! Today, we're here to test your knowledge in a fun and easy way through this Oracle Functions and Coding quiz. As you would already know, Oracle is an on-premises application that is designed to solve the most...

Questions: 14 | Attempts: 3180 | Last updated: Jun 22, 2025

Sample Question
Which of the following are attributes of /SQL*Plus?

/SQL*Plus is the Oracle proprietary interface for executing SQL statements.

/SQL*Plus commands are accesses from a browser.

/SQL*Plus commands are used to manipulate data in tables.

/SQL*Plus commands manipulate table definitions in the database.

Multiple Choice Quiz Questions Of Oracle

Multiple choice quiz questions of Oracle

This quiz focuses on Oracle database management, specifically index rebuilding, SQL operations, database files, and user privileges. It assesses key skills in managing large data sets and optimizing database queries, essential...

Questions: 30 | Attempts: 580 | Last updated: Mar 21, 2025

Sample Question
Which two statements are true about rebuilding an index? (Choose two.)

The resulting index may contain deleted entries.

A new index is built using an existing index as the data source.

Queries cannot use the existing index while the new index is being built.

During a rebuild, sufficient space is needed to accommodate both the old and the new index in their respective tablespaces.

Microsoft Access Database Application Quiz Questions

Microsoft Access Database application quiz questions

Welcome to our Microsoft Access Database Application Quiz! This quiz is designed to test your knowledge and proficiency in using Microsoft Access, a powerful database management system. With questions ranging from...

Questions: 30 | Attempts: 11550 | Last updated: Feb 7, 2025

Sample Question
Which of he following is NOT a part of a database?

Tables

Records

Fields

Worksheets

Oracle Mock Test 2 (SQL +arch)

Oracle Mock Test 2 (SQL +Arch)

Are you learning the Oracle software? Do you want to test your knowledge about Oracle? Try this interesting and well-researched Oracle mock test 2 (SQL + Arch). With this test, you'll get the chance to test your understanding...

Questions: 23 | Attempts: 7033 | Last updated: May 10, 2025

Sample Question
Which SELECT statement should you use if you want to display unique combinations of the POSITION and MANAGER values from the EMPLOYEE table?

SELECT DISTINCT position, manager FROM employee;

SELECT position, manager DISTINCT FROM employee;

SELECT position, manager FROM employee;

SELECT position, DISTINCT manager FROM employee;

Oracle Test1

Oracle Test1 assesses knowledge on SQL commands and Oracle database management. It covers table creation, data types, and table manipulation, focusing on syntax accuracy and command effects, enhancing database handling skills.

Questions: 12 | Attempts: 644 | Last updated: Mar 21, 2025

Sample Question
Evaluate the set of SQLst: CREATE TABLE dept (deptno NUMBER(2), dname VARCNAR2(14), 1oc VARCNAR2 (13)); ROLLBACK; DESCRIBE DEPT What is true about the set?

The DESCRIBE DEPT statement displays the structure of the DEPT table.

The ROLLBACK statement frees the storage space occupies by the DEPT table.

The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist.

The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.

12th Grade Database Roles Quizzes, Questions & Answers

Top Trending Database Roles Quizzes

Recent Database Roles Quizzes