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Welcome to the SQL MCQs Page

Dive deep into the fascinating world of SQL with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of SQL, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of SQL, 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 DBMS.

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Check out the MCQs below to embark on an enriching journey through SQL. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of SQL. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

SQL MCQs | Page 30 of 38

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Q291.
In the TIMESTAMP data type, the relative value which is used to decrease or increase absolute value of time stamp is classified as

a.

nest position

b.

interval

c.

decimal

d.

notation

Discuss
Answer: (b).interval
Q292.
The clause used in SQL for ensuring referential integrity is classified as

a.

PRIMARY KEY clause

b.

SECONDARY KEY clause

c.

FOREIGN KEY clause

d.

INTERVAL KEY clause

Discuss
Answer: (c).FOREIGN KEY clause
Q293.
In the CREATE TABLE command in standard query language, the referential integrity constraints is specified only after the

a.

attributes are declared

b.

schema is declared

c.

identifier is declared

d.

notifies are declared

Discuss
Answer: (a).attributes are declared
Q294.
The data type often used in SQL-99 to specify columns with large values is classified as

a.

CHARACTER LARGE OBJECT

b.

CHARACTER STRING SCHEMA

c.

CHARACTER MAX COLUMN

d.

CHARCATER MIN ROW

Discuss
Answer: (a).CHARACTER LARGE OBJECT
Q295.
The relations that are declared in SQL through CREATE TABLES statements are classified as

a.

ternary tables

b.

binary tables

c.

base tables

d.

logic tables

Discuss
Answer: (c).base tables
Q296.
The formatted numbers are declared in SQL by using statement such as

a.

DECIMAL (I, j)

b.

DEC ()

c.

NUMERIC ()

d.

all of above

Discuss
Answer: (d).all of above
Q297.
In SQL, the type of character string value which is padded with blank characters to the right side of string is called

a.

fixed length bit-string

b.

literal time stamp

c.

literal string value

d.

fixed length string

Discuss
Answer: (d).fixed length string
Q298.
The type of data in SQL which includes TIME and DATE fields plus six positions for other decimal fractions is classified as

a.

timestamp

b.

interval stamp

c.

Boolean stamp

d.

literal string stamp

Discuss
Answer: (a).timestamp
Q299.
The data type DATE consists of ten positions where as the data type TIME consists of

a.

four positions

b.

five positions

c.

eight positions

d.

ten positions

Discuss
Answer: (c).eight positions
Q300.
The module in the SQL which is used to identify elements in the schema is classified as

a.

interaction

b.

declaration

c.

interpreters

d.

descriptors

Discuss
Answer: (d).descriptors
Page 30 of 38

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