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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.

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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 9 of 16

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Q81.
The value of recently generated sequence number can be obtained by ____________

a.

LAST_INSERT_ID()

b.

LATEST_INSERT_ID()

c.

INITIAL_INSERT_ID()

d.

INSERT_ID()

Discuss
Answer: (a).LAST_INSERT_ID()
Q82.
When no AUTO_INCREMENT value has been generated during the current connection, LAST_INSERT_ID() returns ____________

a.

-1

b.

0

c.

1

d.

2

Discuss
Answer: (b).0
Q83.
The ‘LAST_INSERT_ID()’ is tied only to the ‘AUTO_INCREMENT’ values generated during the current connection to the server.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q84.
Suppose the last row has the AUTO_INCREMENT column value 32. Suppose a new row is added by setting AUTO_INCREMENT value equal to 100. The next row added will have value _____________

a.

32

b.

33

c.

100

d.

101

Discuss
Answer: (d).101
Q85.
The number of rows in the table is 10. Suppose all rows are deleted. The new row starts with sequence number _____________

a.

11

b.

1

c.

100

d.

101

Discuss
Answer: (b).1
Q86.
In a MyISAM table, if the maximum value of an AUTO_INCREMENT increment column is 12 and that row is deleted, the next value generated is _____________

a.

12

b.

13

c.

1

d.

14

Discuss
Answer: (b).13
Q87.
In MyISAM tables, when a table is emptied with the TRUNCATE TABLE, the counter begins at _____________

a.

0

b.

1

c.

-1

d.

arbitrary

Discuss
Answer: (b).1
Q88.
The expression 12 DIV 5 evaluates to ____________

a.

2.4

b.

2

c.

error

d.

0

Discuss
Answer: (b).2
Q89.
If the PIPES_AS_CONCAT is disabled, ‘abc’ || ‘xyz’ results in ____________

a.

1

b.

0

c.

error

d.

-1

Discuss
Answer: (b).0
Q90.
‘abc’ || ‘xyz’, when PIPES_AS_CONCAT is enabled, results in ____________

a.

0

b.

1

c.

abcxyz

d.

xyzabc

Discuss
Answer: (c).abcxyz
Page 9 of 16

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