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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 8 of 8

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Q71.

What type of join is this?
for each tuple tr in r do begin

FOR each tuple ts IN s do BEGIN
test pair (tr , ts ) TO see IF they satisfy the JOIN condition _
IF they do, ADD tr • ts TO the RESULT;
END
END
Discuss
Answer: (c).Nested loop join
Q72.
If nested loop join is done on a per block basis rather than on a per tuple basis, it is called as
Discuss
Answer: (d).Block nested loop join
Q73.
The merge join can be used to compute
Discuss
Answer: (c).Both the mentioned
Q74.
The ___________ merges the sorted relation with leaf entries of the secondary B+ tree index.
Discuss
Answer: (b).Hybrid merge join algorithm
Q75.
The splitting of input until each partition of the build input fits the memory is called as ______
Discuss
Answer: (c).Recursive partitioning
Discuss
Answer: (a).A hash index overflow is detected
Q77.
Which of the following is not a set operation
Discuss
Answer: (c).And operation
Q78.
Which of the following joins preserves the tuples of the relation on the left side of the operator?
Discuss
Answer: (a).Left outer join
Q79.
State true or false: The aggregation functions can be implemented in the same way as that of duplicate elimination.
Discuss
Answer: (a).True
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