Welcome to the SQL MCQs Page

Dive deep into the fascinating world of SQL with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of SQL, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of SQL, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

Check out the MCQs below to embark on an enriching journey through SQL. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of SQL. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

SQL MCQs | Page 9 of 38

Explore more Topics under DBMS

01

DBMS Basics

02

Data Models

03

The Entity Relationship Approach

04

Relational Databases

05

Data Storage and Querying

06

Relational Algebra

07

Normalization

08

Storage and File Structures

09

Indexing and Hashing

10

Transactions

11

Concurrency Control

12

Recovery System

13

Distributed Databases

14

Data Warehousing and Data Mining

15

RDBMS

16

Advanced SQL

17

SQL Queries,Constraints and Triggers

Q81.

The command to eliminate a table from a database is:

REMOVE TABLE CUSTOMER;

DROP TABLE CUSTOMER;

DELETE TABLE CUSTOMER;

UPDATE TABLE CUSTOMER;

Discuss

Answer: (b).DROP TABLE CUSTOMER;

Q82.

The command to eliminate a row from a table is:

REMOVE FROM CUSTOMER

DROP FROM CUSTOMER

DELETE FROM CUSTOMER

UPDATE FROM CUSTOMER

Discuss

Answer: (c).DELETE FROM CUSTOMER

Q83.

Which one of the following sorts rows in SQL?

SORT BY

ALIGN BY

ORDER BY

GROUP BY

Discuss

Answer: (c).ORDER BY

Q84.

Which of the following is the correct processing order for SQL SELECT statements?

SELECT, FROM, WHERE

FROM, WHERE, SELECT

WHERE, FROM,SELECT

SELECT,WHERE,FROM

Discuss

Answer: (b).FROM, WHERE, SELECT

Q85.

A view is which of the following?

A virtual table that can be accessed via SQL commands

A virtual table that cannot be accessed via SQL commands

A base table that can be accessed via SQL commands

A base table that cannot be accessed via SQL commands

Discuss

Answer: (a).A virtual table that can be accessed via SQL commands

Q86.

Which of the following is valid SQL for an Index?

CREATE INDEX ID;

CHANGE INDEX ID;

ADD INDEX ID;

REMOVE INDEX ID;

Discuss

Answer: (a).CREATE INDEX ID;

Q87.

Find the SQL statement below that is equal to the following:
SELECT NAME FROM CUSTOMER WHERE STATE = 'VA';

SELECT NAME IN CUSTOMER WHERE STATE IN ('VA');

SELECT NAME IN CUSTOMER WHERE STATE = 'VA';

SELECT NAME IN CUSTOMER WHERE STATE = 'V';

SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA');

Discuss

Answer: (d).SELECT NAME FROM CUSTOMER WHERE STATE IN ('VA');

Q88.

Which of the following is the original purpose of SQL?

To specify the syntax and semantics of SQL data definition language

To specify the syntax and semantics of SQL manipulation language

To define the data structures

All of the above.

Discuss

Answer: (d).All of the above.

Q89.

The benefits of a standard relational language include which of the following?

Reduced training costs

Increased dependence on a single vendor

Applications are not needed.

All of the above.

Discuss

Answer: (a).Reduced training costs

Q90.

Which of the following do you need to consider when you make a table in SQL?

Data types

Primary keys

Default values

All of the above.

Discuss

Answer: (d).All of the above.

Page 9 of 38

Welcome to the SQL MCQs Page

SQL MCQs | Page 9 of 38

Explore more Topics under DBMS

DBMS Basics

Data Models

The Entity Relationship Approach

Relational Databases

Data Storage and Querying

Relational Algebra

Normalization

Storage and File Structures

Indexing and Hashing

Transactions

Concurrency Control

Recovery System

Distributed Databases

Data Warehousing and Data Mining

RDBMS

Advanced SQL

SQL Queries,Constraints and Triggers

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