Dbms Questions And Answers Pdf

dbms questions and answers pdf

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Querying Database - 4 - DBMS Questions and Answers

Collection of interrelated data B. Collection of programs to access data C. Collection of data describing one particular enterprise D. All of the above. Which of the following is not a level of data abstraction? Physical Level B. Critical Level C. Logical Level D. View Level. Disadvantages of File systems to store data is: A. Data redundancy and inconsistency B. Difficulty in accessing data C. Data isolation D. Entity sets B. Attributes C. Database D. Which of the following is not a Storage Manager Component?

Transaction Manager B. Logical Manager C. Buffer Manager D. File Manager. Data Manipulation Language enables users to A. Retrieval of information stored in database B. Insertion of new information into the database C. Deletion of information from the database D. Which of the following is not an Schema? Database Schema B. Physical Schema C. Critical Schema D. Logical Schema. Which of the following is Database Language? Data Definition Language B. Data Manipulation Language C.

Query Language D. Which of the following in not a function of DBA? Network Maintenance B. Routine Maintenance C. Schema Definition D. Authorization for data access. Which of the following is a Data Model? Entity-Relationship model B.

Relational data model C. Object-Based data model D. Which of the following represents a relationship among a set of values. A Row B. A Table C. A Field D. A Column. Column header is refer as A. Table B. Relation C. Attributes D. A Relation is a A. Subset of a Cartesian product of a list of attributes B. Subset of a Cartesian product of a list of domains C. Subset of a Cartesian product of a list of tuple D.

Subset of a Cartesian product of a list of relations. In mathematical term Table is referred as A. Relation B. Attribute C. Tuple D. In mathematical term Row is referred as A. Super key B. Domain C. Attribute D. Minimal Super keys are called A. Schema keys B. Candidate keys C. Domain keys D. Attribute keys. Which of the following is not Modification of the Database A. Deletion B. Insertion C. Sorting D. Which of the following is Relation-algebra Operation A.

Select B. Union C. Rename D. Which of the following in not Outer join? Left outer join B. Right outer join C. Full outer join D.

Who proposed the relational model? Bill Gates B. Codd C. Herman Hollerith D. Charles Babbage. Set of premitted values of each attribute is called A. Domain B. Tuple C. Relation D. Which of the following in true regarding Null Value? Null 0 D. Null 0. Logical design of database is called A. Database Instance B. Database Snapshot C. Database Schema D.

Snapshot of the dta in the database at a given instant of time is called A.

Database Management System Mcq Questions with Answers - 1

Those who score great in it stands higher on the merit. A A number of tuples. B A number of attributes. C A number of tables. D A number of constraints. A Procedural language.


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300+ TOP Database Management System Questions and Answers

Collection of interrelated data B. Collection of programs to access data C. Collection of data describing one particular enterprise D.

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Fully solved examples with detailed answer description, explanation are given and it would be easy to understand. Here you can find objective type DBMS questions and answers for interview and entrance examination. Multiple choice and true or false type questions are also provided. You can easily solve all kind of questions based on DBMS by practicing the exercises including shortcut methods to solve problems given below.


Top 50 Database(DBMS) Interview Questions & Answers. Details: Last Updated: 07 January Download PDF. 1) Define Database. A prearranged.


Why DBMS Questions and Answers Required?

Which is a bottom-up approach to database design that design by examining the relationship between attributes:. Which is primarily the result of a thorough understanding of information about an enterprise:. Students can learn and improve on their skillset for using Querying Database - 4 - DBMS Questions and Answers effectively and can also prepare for competitive examinations like They are explained in elaborated manner to get clear subject knowledge. These tests will assess the individual's computational capabilities which are useful in the day to day work in Banks, Insurance Companies, LIC AAO and other government offices.

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DBMS MCQ Question with Answer

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