Explore topic-wise MCQs in Mysql.

This section includes 92 Mcqs, each offering curated multiple-choice questions to sharpen your Mysql knowledge and support exam preparation. Choose a topic below to get started.

51.

Consider a database name interviewmania whose attributes are internid (primary key), subject.

A. {1, 2, 3}
B. {3, 4}
C. {5, 6}
D. All of above
E. None of these
Answer» D. All of above
Discussion
52.

character_set_database represents the character set used by the default database.

A. False
B. True
C. NA
D. NA
E. NA
Answer» C. NA
Discussion
53.

The permitted value type for the variable character_set_client is _____________.

A. double
B. string
C. float
D. integer
E. None of these
Answer» C. float
Discussion
54.

Find the error in the following query?

A. No
B. Range too high to compare
C. Yes
D. All of above
E. None of these
Answer» B. Range too high to compare
Discussion
55.

The string function that returns the index of the first occurrence of substring is _____________.

A. INFSTR()
B. INSTRING()
C. INSTR()
D. INSERT()
E. None of these
Answer» D. INSERT()
Discussion
56.

The synonym for last_insert_id session variable is _____________.

A. sql_big_selects
B. sql_auto_is_null
C. insert_id
D. identity
E. None of these
Answer» E. None of these
Discussion
57.

The statement that views status variables by aggregating the values over all connections is _____________.

A. SHOW STATUS
B. SHOW SESSION STATUS
C. SHOW LOCAL STATUS
D. SHOW GLOBAL STATUS
E. None of these
Answer» E. None of these
Discussion
58.

The option that executes all SQL statements in a SQL script irrespective of the number of errors is ____________.

A. violent
B. run
C. force
D. ensure
E. None of these
Answer» D. ensure
Discussion
59.

SELECT clause cannot be used without which clause in Mysql?

A. WHERE
B. ORDER BY
C. FROM
D. All of above
E. None of these
Answer» D. All of above
Discussion
60.

Which of the following operators is/are used in Condition Evaluation ?

A. OR
B. NOT
C. AND
D. All of above
E. None of these
Answer» E. None of these
Discussion
61.

The columns containing binary value that include null bytes will print properly using the %s printf() format specifier.

A. False
B. True
C. NA
D. NA
E. NA
Answer» B. True
Discussion
62.

What is the number of attributes in the following table?

A. 0
B. 1
C. 2
D. 3
E. 50
Answer» E. 50
Discussion
63.

What does mysql_query() return on failure?

A. a non-zero value
B. -1
C. 1
D. 0
E. None of these
Answer» B. -1
Discussion
64.

The statement that exits a labeled flow-control construct is _____________.

A. LOOP
B. RETURN
C. DESCRIBE
D. LEAVE
E. None of these
Answer» E. None of these
Discussion
65.

The file that can be used to execute multiple compile statements is _________________.

A. putfile
B. pushfile
C. makefile
D. dofile
E. None of these
Answer» D. dofile
Discussion
66.

What is the meaning of Temporary Tables in Mysql?

A. Permanent tables
B. Virtual tables
C. Rows returned by sub query
D. All of above
E. None of these
Answer» D. All of above
Discussion
67.

CREATE VIEW command is used to create which type of table in Mysql?

A. Temporary tables
B. Permanent Tables
C. Virtual tables
D. All of above
E. None of these
Answer» D. All of above
Discussion
68.

Which of the following statements is/are correct with respect to VIEW ?

A. VIEW creates virtual tables in Database
B. VIEW is a query that stored in the data dictionary
C. There is no data associated with VIEW
D. All of above
E. None of these
Answer» E. None of these
Discussion
69.

Which among the following operators is/are belongs to Range conditions ?

A. >/<
B. =
C. <>
D. !=
E. None of these
Answer» B. =
Discussion
70.

CREATE TABLE command is used to create which type of table in Mysql?

A. Virtual tables
B. Temporary tables
C. Permanent Tables
D. All of above
E. None of these
Answer» D. All of above
Discussion
71.

Which command is used to create Temporary tables in Mysql?

A. CREATE DATABASE;
B. CREATE TABLE;
C. CREATE VIEW
D. Both CREATE TABLE; and CREATE VIEW
E. None of these
Answer» F.
Discussion
72.

In the following query, Employee_1 belongs to which category of table in Mysql?

A. Virtual tables
B. Temporary tables
C. Permanent Tables
D. All of above
E. None of these
Answer» B. Temporary tables
Discussion
73.

Find the missing clause from the query?

A. WHERE
B. SELECT
C. FROM
D. All of above
E. None of these
Answer» D. All of above
Discussion
74.

What is the use of VIEW in Mysql?

A. To hide the complexity of the database
B. To simplify complexity of database design
C. To hide columns from the users
D. All of above
E. None of these
Answer» E. None of these
Discussion
75.

What is the meaning of Inequality Condition ?

A. true
B. Not equal to
C. Equal to
D. Both Not equal to and Equal to
E. None of these
Answer» C. Equal to
Discussion
76.

The following query belongs to which Condition Types ?

A. Range condition
B. Equality conditions
C. Inequality condition
D. All of abvoe
E. None of these
Answer» B. Equality conditions
Discussion
77.

Which among the following data types can be used with Range Condition ?

A. Temporal data type
B. Numeric data type
C. Both Temporal and Numeric data type
D. String data type
E. None of these
Answer» D. String data type
Discussion
78.

What is the meaning of Range Conditions ?

A. Expression fall under certain range
B. Expression is equal to Expression
C. Expression is not equal to Expression
D. All of above
E. None of these
Answer» B. Expression is equal to Expression
Discussion
79.

Does the following query belong to the Inequality condition ?

A. Depends
B. No
C. Yes
D. All of above
E. None of these
Answer» D. All of above
Discussion
80.

Which among the following operators is/are belongs to Equality conditions ?

A. =
B. >/<
C. !=
D. <>
E. None of these
Answer» B. >/<
Discussion
81.

Which among the following operators is/are belongs to Inequality conditions ?

A. !=
B. <>
C. Both != and <>
D. =
E. None of these
Answer» D. =
Discussion
82.

What will be the output of the following query?

A. All employees from 2009 to 2007
B. Empty set
C. All employees between 2009 and 2007
D. All of above
E. None of these
Answer» E. None of these
Discussion
83.

What is the meaning of Equality Conditions ?

A. false
B. Equal to
C. Not equal to
D. Both Equal to and Not equal to
E. None of these
Answer» C. Not equal to
Discussion
84.

Is the following query belongs to the Equality condition ?

A. No
B. Depends
C. Yes
D. All of above
E. None of these
Answer» D. All of above
Discussion
85.

The following query belongs to which condition types?

A. Range condition
B. Equality condition
C. Inequality condition
D. All of above
E. None of these
Answer» C. Inequality condition
Discussion
86.

Is there any error in this query?

A. YES
B. DEPEND
C. NO
D. All of above
E. None of these
Answer» D. All of above
Discussion
87.

The option that is necessary to compile a C program having math functions is _____________.

A. -lp
B. -lm
C. -lq
D. -ln
E. None of these
Answer» C. -lq
Discussion
88.

The option that executes all SQL statements in a SQL script irrespective of the number of errors is _____________.

A. ensure
B. violent
C. force
D. run
E. None of these
Answer» D. run
Discussion
89.

The Audit_log_events system variable is of type _____________.

A. double
B. float
C. string
D. integer
E. None of these
Answer» E. None of these
Discussion
90.

How can we define the clause FROM in Mysql?

A. It defines the linking of tables in Mysql
B. It defines the tables used by a query & linking of tables in Mysql
C. It defines the tables used by a query
D. All of above
E. None of these
Answer» C. It defines the tables used by a query
Discussion
91.

The line that is written at the top of the script to write a Perl script using CGI.pm is ___________.

A. include CGI
B. use CGI
C. use this CGI
D. put CGI
E. None of these
Answer» C. use this CGI
Discussion
92.

What does CGI stand for?

A. Computer Generated Interface
B. Common Generated Interface
C. Computer Gateway Interface
D. Common Gateway Interface
E. None of these
Answer» E. None of these
Discussion