Welcome to the MySQL Data Types and Operators MCQs Page

Dive deep into the fascinating world of MySQL Data Types and Operators with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MySQL Data Types and Operators, a crucial aspect of MySQL Database. In this section, you will encounter a diverse range of MCQs that cover various aspects of MySQL Data Types and Operators, 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 MySQL Database.

Check out the MCQs below to embark on an enriching journey through MySQL Data Types and Operators. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MySQL Database.

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

MySQL Data Types and Operators MCQs | Page 3 of 16

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Q21.

Character data can be stored as ______________

Fixed length string

Variable length string

Either Fixed or Variable length string

None of the mentioned

Discuss

Answer: (c).Either Fixed or Variable length string

Q22.

Which declaration represents that “character data will consume the same number of bytes as declared and is right padded”?

Char

Varchar

Both Char and Varchar

None of the mentioned

Discuss

Answer: (a).Char

Q23.

Which declaration doesn’t use the same number of bytes and consumption of bytes depends on the input data?

Varchar

Char

Both Varchar and Char

None of the mentioned

Discuss

Answer: (a).Varchar

Q24.

The maximum length of the char columns is ____________

255 bytes

65, 535 bytes

256 bytes

None of the mentioned

Discuss

Answer: (a).255 bytes

Q25.

The maximum length of the varchar columns is ____________

Upto 65, 535 bytes

Upto 256 bytes

Upto 65, 567 bytes

None of the mentioned

Discuss

Answer: (a).Upto 65, 535 bytes

Q26.

In oracle database variable length column is declared by ____________

Varchar

Varchar 3

Varchar2

None of the mentioned

Discuss

Answer: (c).Varchar2

Q27.

Mysql support different character sets, which command is used to display all character sets?

SHOW CHARACTER SET;

SHOW;

CHARACTER SET;

None of the mentioned

Discuss

Answer: (a).SHOW CHARACTER SET;

Q28.

Which one is the correct declaration for choosing the character set other than default?

Varchar(20) character set utf8;

Varchar(20);

Varchar(20) character set;

None of the mentioned

Discuss

Answer: (a).Varchar(20) character set utf8;

Q29.

Which “text type” has the maximum number of bytes?

Tiny text

Text

Medium text

Long text

Discuss

Answer: (d).Long text

Q30.

Which among the following have the maximum bytes?

Varchar

Char

Text type

Both Varchar and Char

Discuss

Answer: (c).Text type

Page 3 of 16

Welcome to the MySQL Data Types and Operators MCQs Page

MySQL Data Types and Operators MCQs | Page 3 of 16

Explore more Topics under MySQL Database

MySQL Basics

Managing Data using SQL

Stored Programs

Query Optimization

MySQL Programming

MySQL Administration

Access Control and Security

Database Maintenance and Backup

System and User Variables

MySQL Clauses

Miscellaneous Topics in MySQL

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