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Welcome to the RDBMS MCQs Page

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

RDBMS MCQs | Page 2 of 8

Discuss
Answer: (a).Output specified attributes from all rows of the input relation and remove duplicate tuples from the output
Discuss
Answer: (c).Output all pairs of rows from the two input relations (regardless of whether or not they have the same values on common attributes)
Q13.
An attribute is a __________ in a relation.
Discuss
Answer: (b).Column
Discuss
Answer: (d).By underlining it using a bold line
Q15.
Statement 1: A tuple is a row in a relation
Statement 2: Existence of multiple foreign keys in a same relation is possible
Discuss
Answer: (a).Both the statements are true
Discuss
Answer: (b).Selects all the tuples from the natural join of book and borrow wherever the year is lesser than 2009
Q17.
State true or false: If a relation consists of a foreign key, then it is called a referenced relation of the foreign key dependency.
Discuss
Answer: (b).False
Q18.
Which of the following is not a feature of a good relational design?
Discuss
Answer: (d).Allowing redundancy of attributes
Q19.
The dependency rules specified by the database designer are known as _______
Discuss
Answer: (c).Functional dependencies
Q20.
If the decomposition is unable to represent certain important facts about the relation, then such a decomposition is called as?
Discuss
Answer: (b).Lossy decomposition
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