Explore topic-wise MCQs in Mysql.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Mysql knowledge and support exam preparation. Choose a topic below to get started.

1.

The number of binary string types among the following is ___________.
BINARY, VARBINARY, BLOB, CHAR

A. 4
B. 3
C. 2
D. 1
E. None of these
Answer» C. 2
Discussion
2.

How many of the following attributes are allowed only for numeric types?
UNSIGNED, ZEROFILL, CHARACTER SET, COLLATE

A. 4
B. 3
C. 2
D. 1
E. None of these
Answer» D. 1
Discussion
3.

How many of the following do not support BIT data type?
MyISAM, MEMORY, NDB

A. 3
B. 2
C. 1
D. 0
E. None of these
Answer» E. None of these
Discussion
4.

To minimize disk I/O, which of these should be chosen?
CHAR, VARCHAR

A. either CHAR or VARCHAR
B. any one
C. CHAR
D. VARCHAR
E. None of these
Answer» E. None of these
Discussion
5.

Which of these take more space?
Variable length columns, Fixed length columns

A. indeterminate
B. fixed length
C. same
D. variable length
E. None of these
Answer» C. same
Discussion
6.

Which of these columns are faster?
Variable length, Fixed length

A. indeterminate
B. fixed length
C. variable length
D. same
E. None of these
Answer» C. variable length
Discussion