Technical Interview Questions and Answers :: DBMS
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It is a particular property, which describes the entity.
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A relation Schema denoted by R(A1, A2, â€¦, An) is made up of the relation name R and the list of attributes Ai that it contains. A relation is defined as a set of tuples. Let r be the relation which contains set tuples (t1, t2, t3, ..., tn). Each tuple is an ordered list of n-values t=(v1,v2, ..., vn).
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It is the number of attribute of its relation schema.
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It is an association among two or more entities.
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The collection (or set) of similar relationships.
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Relationship type defines a set of associations or a relationship set among a given set of entity types.
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It is the number of entity type participating.
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A database schema is specified by a set of definitions expressed by a special language called DDL.
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It specifies user views and their mappings to the conceptual schema.
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This language is to specify the internal schema. This language may specify the mapping between two schemas.
Database Management System(DBMS) is an important subject for Freshers and Experienced candidates, Who are looking to grab a job as a Database Developer or Administrator. Practice the frequently Asked DBMS Interview Questions and Answers for Freshers, Dbms Questions asked at Freshers and Experienced level. Most of the listed questions here have been previously asked during the technical rounds in IT companies. You can test your SQL database knowledge by solving these questions and compare your chances of getting the job with a top IT company.
Go through the basics of Database Management System before the interview process. Here, listed DBMS interview questions are Frequently asked during an Interview with different companies like Wipro, Accenture, TCS, Oracle, CTS, Adobe, TechM.
You can Filter the question set by the company name easily. If you are not sure about a specific answer, you can easily click and read the answer along with the explanation. So, check these SQL Technical Interview Questions and Answers to prepare for your dream job.