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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 28 of 38

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Q271.
The type of clause in programming which is used to specify values that are to be retrieved from the database is classified as

a.

INTO clause

b.

ONTO clause

c.

FOR clause

d.

WHILE clause

Discuss
Answer: (a).INTO clause
Q272.
The kind of iterator which lists the types and names of attributes in the result of query is classified as

a.

unnamed iterator

b.

non-positioned iterator

c.

positional iterator

d.

named iterator

Discuss
Answer: (d).named iterator
Q273.
In Standard Query Language, the types of DROP commands include

a.

RESTRICT command

b.

FOREIGN key command

c.

CASCADE command

d.

both a and c

Discuss
Answer: (d).both a and c
Q274.
In the SQL environment, the collection of schemas is classified as

a.

value set

b.

catalog

c.

initiator

d.

integration

Discuss
Answer: (b).catalog
Q275.
The data type which can be fixed length or varying length as CHAR(n) and VARCHAR(n) respectively is classified as

a.

ternary string

b.

binary string

c.

schema string

d.

character-string

Discuss
Answer: (d).character-string
Q276.
When the schema is to be dropped in SQL which has no elements then the type of DROP Command used is called

a.

SCALE DROP command

b.

PRECISION DROP command

c.

RESTRICT DROP schema

d.

CASCADE DROP command

Discuss
Answer: (c).RESTRICT DROP schema
Q277.
If the referential integrity constraint is violated then the specific action clause attached by the database designers other than by default action is classified as

a.

referential triggered action

b.

foreign key triggered action

c.

primary key triggered action

d.

decimal triggered action

Discuss
Answer: (a).referential triggered action
Q278.
The data type DATE has three components where as its insertion considers

a.

eight positions

b.

ten positions

c.

four positions

d.

five positions

Discuss
Answer: (b).ten positions
Q279.
In SQL, the type of character string value which is specified as being case sensitive and placed between apostrophes is called

a.

literal string value

b.

fixed length string

c.

fixed length bit-string

d.

literal time stamp

Discuss
Answer: (a).literal string value
Q280.
In Standard Query Language, the data types included are

a.

character string

b.

bit-string

c.

time stamp

d.

all of above

Discuss
Answer: (d).all of above
Page 28 of 38

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