Explore topic-wise MCQs in Structured Query Language (SQL).

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Structured Query Language (SQL) knowledge and support exam preparation. Choose a topic below to get started.

1.

Which is the header that should be included first?

A. my_global.h
B. my_sys.h
C. mysql.h
D. my_local.h
Answer» B. my_sys.h
2.

Which is the library file that contains various portability macros and definitions?

A. my_global.h
B. my_sys.h
C. mysql.h
D. my_local.h
Answer» C. mysql.h
3.

The storage in bytes required for VARCHAR(4) type ‘abcd’ is _____________

A. 1
B. 3
C. 5
D. 8
Answer» D. 8
4.

WHICH_IS_THE_LIBRARY_FILE_THAT_CONTAINS_VARIOUS_PORTABILITY_MACROS_AND_DEFINITIONS??$

A. my_global.h
B. my_sys.h
C. mysql.h
D. my_local.h
Answer» C. mysql.h
5.

Which_is_the_header_that_should_be_included_first?$

A. my_global.h
B. my_sys.h
C. mysql.h
D. my_local.h
Answer» B. my_sys.h
6.

What is SBR replication?

A. Statement based
B. Row based
C. Column based
D. Table based
Answer» B. Row based
7.

Replication does not enable data from one MySQL database server to be copied to one or more MySQL database servers.

A. True
B. False
Answer» C.
8.

What is used to reload a delimited text data file?

A. mysqldump
B. mysqld
C. mysqlimport
D. mysqlnaive
Answer» D. mysqlnaive
9.

For InnoDB tables in mysqldump an online backup that takes no locks on tables can be performed by which option?

A. –multiple-transaction
B. –single-transaction
C. –double-transaction
D. –no-transaction
Answer» C. ‚Äö√Ñ√∂‚àö√ë‚àö¬®double-transaction
10.

What is the minimum value stored by signed TINYINT?

A. -256
B. -128
C. 0
D. 128
Answer» C. 0
11.

Which mode does not remove trailing spaces when CHAR values are retrieved?

A. PAD_CHAR_TO_FULL_LENGTH
B. TO_FULL_LENGTH_CHAR_PAD
C. CHAR_PAD_TO_FULL_LENGTH
D. PAD_CHAR_TO_LENGTH
Answer» B. TO_FULL_LENGTH_CHAR_PAD
12.

The storage in bytes required for VARCHAR(4) type ‘abcd’ is _____________$

A. 1
B. 3
C. 5
D. 8
Answer» D. 8
13.

The maximum value that can be specified to the size of VARCHAR is _____________

A. 0
B. 127
C. 1023
D. 65535
Answer» E.