DBMS Questions and Answers updated daily – Computer Knowledge
DBMS Questions: Solved 554 DBMS Questions and answers section with explanation for various online exam preparation, various interviews, Computer Knowledge Category online test. Category Questions section with detailed description, explanation will help you to master the topic.
DBMS Questions
541. ________ is a primary key that also appears in another file.
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Correct Ans:Foreign key
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542. Which of the following places the common data elements in order from smallest to largest?
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Correct Ans:character, field, record, file, database
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543. The software component of an expert system that draws conclusions is the __________
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Correct Ans:inference engine
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544. A collection of interrelated records is called ______________
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Correct Ans:Database
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545. The process of identifying specific rows and columns so that certain columns and rows are always visible on the screen is called ___________
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Correct Ans:Selecting
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546. A program that generally has more user-friendly interface than a DBMS is called a __________
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Correct Ans:front end
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547. _______________ refers to the letter and number of the intersecting column and row.
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Correct Ans:Cell address
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548. A thing present in real world in physical form is called _____________
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Correct Ans:Entity
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549. An E-R diagram is a graphic method of presenting ____________
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Correct Ans:entity classes and their relationships
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550. The method of file organization in which data records in a file are arranged in a specified order according to a key field is known as the ____________
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Correct Ans:Sequential access method
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551. Which of the following deals with data organised in rows and columns?
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Correct Ans:Spreadsheet
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552. A tuple is a __________
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Correct Ans:row of a table
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553. A telephone number, a birth date, and a customer name are all examples of ___________
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Correct Ans:a record
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554. In a database, information should be organised and accessed according to which of the following?
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Correct Ans:Logical structure
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