Oracle Tables and Views: Beginners-Level Quiz

Oracle Tables and Views

Welcome to the "Oracle Tables and Views" quiz! In this quiz, you'll explore fundamental concepts related to database tables, which store structured data, and views, which provide virtual representations of that data. Delve into their creation, management, and practical applications, as well as the differences between tables and views. Test your knowledge and enhance your understanding of how to effectively organize and access data within an Oracle Database. Let's get started!

1 / 20

What is the syntax of creating global temporary tables?

CREATE GLOBAL TEMPORARY TABLE

CREATE TEMPORARY TABLE

CREATE LOCAL TEMPORARY TABLE

None of the above

2 / 20

In addition to eliminating all ____ integrity constraints, CASCADE CONSTRAINTS will also drop all other constraints.

Sequential

Referential

Relational

Consecutive

3 / 20

Oracle will ____ the table if there is a referential integrity constraint on table_name that is not specified as CASCADE CONSTRAINTS on the DROP TABLE statement.

Drop

Not drop

Delete

Not delete

4 / 20

Tables, views, schemas, or databases can be defined as ________ for events.

Planners

Triggers

Procedures

Cursors

5 / 20

Primary keys can only be found in ____ table at a time.

6 / 20

What is the syntax of CREATE TABLE AS?

CREATE TABLE table_name FROM (SELECT*FROM previoustable_name)

CREATE TABLE table_name AS (SELECT*FROM previoustable_name)

CREATE TABLE table_name AT (SELECT*FROM previoustable_name)

CREATE TABLE table_name IN (SELECT*FROM previoustable_name)

7 / 20

Views are also called as ____.

Virtual tables

Complex tables

Simple tables

Actual Tables

8 / 20

While creating table, the column should be specified as ____.

NOT NULL

NULL

Both A and B

None of the above

9 / 20

Views are stored in Databases?

True

False

10 / 20

You can delete a VIEW by using the ____ statement

DELETE DROP VIEW

DROP VIEW

DELETE VIEW

DROP DELETE VIEW

11 / 20

What the column must have while creation?

Datalink

Datatype

Dataset

Database

12 / 20

By copying the columns of an existing table, the CREATE TABLE __ statement creates a new table based on an existing table.

FOR

13 / 20

When you join two or more tables, views, or materialized views, you combine ____ from both tables, views, or materialized views.

Columns

Rows

Both A and B

None of the above

14 / 20

What is/are the parameter(s) in DROP TABLE?

PURGE

CASCADE CONSTRAINTS

Schema_name and table_name

All of the above

15 / 20

What is the value of the column by default, if the value is left blank?

NULL

NOT NULL

16 / 20

What does "view_name" specifies?

Creates a VIEW with a given name

Updates a VIEW with a given name

Modifies a VIEW with a given name

Deletes a VIEW with a given name

17 / 20

A new table is created in an Oracle database using the ____ TABLE statement.

ALTER

UPDATE

CREATE

NEW

18 / 20

You can add a datafile to a tablespace by using the ALTER TABLESPACE ADD DATAFILE SIZE; statement. True or False?

True

False

19 / 20

One or more tables are joined to create a ____.

Virtue

Variable

View

None

20 / 20

How many tables may be included with a join?

All of the above

Your score is

The average score is 0%

Oracle tables and views focus on the foundational concepts of storing and presenting data in Oracle databases.

This includes creating, managing, and modifying tables (the primary data storage structures) and views (virtual tables derived from queries).

This quiz is designed for those wanting to learn how to structure and retrieve data effectively and use views for improved query performance and security.

Good luck!