Welcome to the MySQL Administration MCQs Page

Dive deep into the fascinating world of MySQL Administration with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of MySQL Administration, a crucial aspect of MySQL Database. In this section, you will encounter a diverse range of MCQs that cover various aspects of MySQL Administration, 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 Administration. 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 Administration. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

MySQL Administration MCQs | Page 11 of 18

Explore more Topics under MySQL Database

01

MySQL Basics

02

Managing Data using SQL

03

MySQL Data Types and Operators

04

Stored Programs

05

Query Optimization

06

MySQL Programming

07

Access Control and Security

08

Database Maintenance and Backup

09

System and User Variables

10

MySQL Clauses

11

Miscellaneous Topics in MySQL

Q101.

Usage of aggregates in WHERE clause is disallowed.

True

False

May be True or False

Can't say

Discuss

Answer: (a).True

Q102.

The operators used when a subquery returns multiple rows to be evaluated in comparison to the outer query are _____________

IN and NOT IN

EXISTS and NOT EXISTS

OUTER JOIN and INNER JOIN

LEFT JOIN and RIGHT JOIN

Discuss

Answer: (a).IN and NOT IN

Q103.

The ALL subquery performs the operation _____________

row

column

table

database

Discuss

Answer: (b).column

Q104.

The following MySQL statement is valid.

SELECT abc, xyz FROM table1 UNION abc, def FROM table2;

True

False

May be True or False

Can't say

Discuss

Answer: (a).True

Q105.

The keyword used with UNION that does not retain duplicate rows is _____________

ALL

NARROW

STRICT

DISTINCT

Discuss

Answer: (d).DISTINCT

Q106.

The keyword used with UNION that retains duplicate rows is ______________

ALL

NARROW

STRICT

DISTINCT

Discuss

Answer: (a).ALL

Q107.

The log that contains a record of server startups and shutdowns and the messages about exceptional conditions is ______________

error log

general query

slow query log

binary log

Discuss

Answer: (a).error log

Q108.

The log that identifies statements that may be in need of being rewritten for better performance is ______________

error log

general query

slow query log

binary log

Discuss

Answer: (c).slow query log

Q109.

The default value in seconds in the system variable ‘long_query_time’ is ______________

Discuss

Answer: (b).10

Q110.

The logging option to enable binary log index file is ______________

–log-bin-index

–bin-log-index

–index-log-bin

–index-bin-log

Discuss

Answer: (a).–log-bin-index

Page 11 of 18

Welcome to the MySQL Administration MCQs Page

MySQL Administration MCQs | Page 11 of 18

Explore more Topics under MySQL Database

MySQL Basics

Managing Data using SQL

MySQL Data Types and Operators

Stored Programs

Query Optimization

MySQL Programming

Access Control and Security

Database Maintenance and Backup

System and User Variables

MySQL Clauses

Miscellaneous Topics in MySQL

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