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Welcome to the Advanced SQL MCQs Page

Dive deep into the fascinating world of Advanced SQL with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Advanced SQL, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Advanced 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 Advanced 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 Advanced SQL. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Advanced SQL MCQs | Page 6 of 8

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Q51.
The operation of changing a dimensions used in a cross-tab is called as ________

a.

Alteration

b.

Pivoting

c.

Piloting

d.

Renewing

Discuss
Answer: (b).Pivoting
Q52.
The operation of moving from finer granular data to coarser granular data is called _______

a.

Reduction

b.

Increment

c.

Roll up

d.

Drill down

Discuss
Answer: (c).Roll up
Q53.
How many dimensions of multi-dimensional data do cross tabs enable analysts to view?

a.

1

b.

2

c.

3

d.

None of the mentioned

Discuss
Answer: (b).2
Q54.
The _______ function allows substitution of values in an attribute of a tuple

a.

Cube

b.

Unknown

c.

Decode

d.

Substitute

Discuss
Answer: (c).Decode
Q55.
Which of the following OLAP systems do not exist?

a.

HOLAP

b.

MOLAP

c.

ROLAP

d.

None of the mentioned

Discuss
Answer: (d).None of the mentioned
Q56.
State true or false: OLAP systems can be implemented as client-server systems

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (a).True
Q57.
The operation of moving from coarser granular data to finer granular data is called _______

a.

Reduction

b.

Increment

c.

Roll back

d.

Drill down

Discuss
Answer: (d).Drill down
Q58.
State true or false: In OLAP, analysts cannot view a dimension in different levels of detail.

a.

True

b.

False

c.

May be

d.

Can't say

Discuss
Answer: (b).False
Q59.
Which of the following is not a relational algebra function?

a.

Select

b.

Project

c.

Manipulate

d.

Union

Discuss
Answer: (c).Manipulate
Q60.
The select operation’s function in relational algebra is identical to the _______ clause in SQL

a.

where

b.

from

c.

select

d.

none of the mentioned

Discuss
Answer: (a).where
Page 6 of 8

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