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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 11 of 23

Q101.
Cross_tab displays permit users to view ................ of multidimensional data at a time.
Discuss
Answer: (b).Two dimensions
Discuss
Answer: (b).Timestamp ordering protocol
Q103.
.................. constraints ensure that a value that appears in one relation for a given set of attributes also appears for a certain set of attributes in another relation.
Discuss
Answer: (b).Referential Integrity
Discuss
Answer: (a).All branches that have greater assets than some branch located in Mumbai
Q105.
Consider the following schemas :

Branch_Schema = (branch_name, assets, city)
Customer_Schema = (cutstomer_name, street, city)
Deposit_Schema = (branch_name, account_number, customer_name, balance)
Borrow_Schema = (branch_name, loan_number, customer_name, amount)

Which of the following tuple relational calculus finds all customers who have loan amount more than Rs 12,000 ?
Discuss
Answer: (c).{t |[?] ∈ borrow (t(customer_name=s(customer_ name))[?] [amount]>12000}
Q106.
Match the following :

(a) Create          (i) The E-R Model
(b) Select           (ii) Relationship Model
(c) Rectangle    (iii) DDL
(d) Record         (iv) DML

Codes :
      (a)   (b)  (c)  (d)
Discuss
Answer: (a).(iii)  (iv)  (i)   (ii)
Q107.
Match the following :

Codes :
      (a)   (b)  (c)  (d)
Discuss
Answer: (c).(ii)  (iii)  (iv)   (i)
Q108.
Which of the following is not a type of Database Management System?
Discuss
Answer: (d).Sequential
Q109.
Manager's salary details are to be hidden from Employee Table. This Technique is called as
Discuss
Answer: (c).External level Datahiding
Discuss
Answer: (b).permits many to many relationship

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