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

This section includes 11 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.

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

A. True
B. False
Answer» C.
Discussion
2.

What does mysql_fetch_row() return?

A. integer
B. float
C. structure
D. pointer
Answer» E.
Discussion
3.

How many of the following do not return rows?

A. 0
B. 1
C. 2
D. 3View Answer
Answer» B. 1
Discussion
4.

What is the number of attributes in the following SQL table?

A. 1
B. 2
C. 3
D. 30View Answer
Answer» C. 3
Discussion
5.

WHAT_DOES_MYSQL_FETCH_ROW()_RETURN??$

A. integer
B. float
C. structure
D. pointer
Answer» C. structure
Discussion
6.

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

A. –ensure
B. –force
C. –violent
D. –run
Answer» C. ‚Äö√Ñ√∂‚àö√ë‚àö¬®violent
Discussion
7.

mysql_next_result() does not return a status.

A. True
B. False
Answer» C.
Discussion
8.

The Audit_log_events system variable is of type _____________

A. string
B. integer
C. float
D. double
Answer» C. float
Discussion
9.

What is the synonym for last_insert_id session variable?

A. insert_id
B. identity
C. sql_auto_is_null
D. sql_big_selects
Answer» C. sql_auto_is_null
Discussion
10.

Which keyword inserted in the SHOW STATUS statement shows the values for the current connection?

A. GLOBAL
B. SESSION
C. LOCAL
D. DEFAULT
Answer» C. LOCAL
Discussion
11.

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

A. SHOW SESSION STATUS
B. SHOW LOCAL STATUS
C. SHOW GLOBAL STATUS
D. SHOW STATUS
Answer» D. SHOW STATUS
Discussion