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Welcome to the Indexing and Hashing MCQs Page

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

Indexing and Hashing MCQs | Page 12 of 15

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Q111.
Intersection of the bitmaps is done by
Discuss
Answer: (a).Logical AND
Discuss
Answer: (a).It recognizes deleted records
Q113.
The complement operation in bitmaps is done by using
Discuss
Answer: (c).Logical NOT
Q114.
State true or false: Bitmaps can be combined with B+ trees
Discuss
Answer: (a).True
Q115.
We create an index in SQL using _______ command
Discuss
Answer: (a).Create index
Q116.
We delete and index in SQL using the ________ command
Discuss
Answer: (c).Drop index
Q117.
State true or false: Intersection operations are extremely slow on bitmaps
Discuss
Answer: (b).False
Q118.
Which of the following operations is used for the union of bitmaps?
Discuss
Answer: (b).Logical OR
Q119.
In ordered indices the file containing the records is sequentially ordered, a ___________ is an index whose search key also defines the sequential order of the file.
Discuss
Answer: (a).Clustered index
Q120.
Indices whose search key specifies an order different from the sequential order of the file are called ___________ indices.
Discuss
Answer: (c).All of the mentioned

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