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Welcome to the DBMS MCQs Page

Dive deep into the fascinating world of DBMS with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of DBMS, a crucial aspect of UGC CBSE NET Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of DBMS, 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 UGC CBSE NET Exam.

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Check out the MCQs below to embark on an enriching journey through DBMS. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of DBMS. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

DBMS MCQs | Page 18 of 23

Q171.
A sub class having more than one super class is called:
Discuss
Answer: (a).Category
Q172.
A relation R={A,B,C,D,E,F} is given with following set of functional dependencies:

F={A→B,AD→C,B→F,A→E}.

Which of the following is Candidate Key?
Discuss
Answer: (c).AD
Discuss
Answer: (c).Relational model suffers only from logical data Independence
Discuss
Answer: (b).All the log files entries are made first but the actual updates are done later
Discuss
Answer: (c).Relational model suffers only from logical data independence
Discuss
Answer: (a).a concurrency mechanism that is not deadlock free
Q177.
A relation R = {A, B, C, D, E, F} is given with following set of functional dependencies:

F = {A→B, AD→C, B→F, A→E}

Which of the following is candidate key ?
Discuss
Answer: (c).AD
Discuss
Answer: (b).Writes are more than reads
Discuss
Answer: (c).Time stamp protocol suffers from cascading rollbacks where as 2-phase locking protocol do not
Q180.
A subclass having more than one super class is called .................
Discuss
Answer: (a).Category

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Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!