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Relational DBMS MCQs - Database Management System Question Bank with Answers

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Database management system question bank with answers page contain 5 questions from chapter Relational DBMS. Each objective question has 4 possible answers. Choose your answer and check it with the given correct answer.
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(31) A field used to access a apecific record is called :
[A] key
[B] Attribute
[C] Domain
[D] None of the above

Comment

Answer: Option [A]
(32) The index consists of :
[A] A list of keys
[B] Pointer to the matter list
[C] Both [A] and [B]
[D] All of the above

Comment

Answer: Option [C]

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(33) The following entities/attributes in a relational database should not have null values :
[A] keys
[B] variables
[C] relations
[D] all of the above

Comment

Answer: Option [A]
(34) The relational model uses some unfamiliar terminology. A tuple is equivalent to a :
[A] record
[B] field
[C] file
[D] database

Comment

Answer: Option [A]
(35) The set of all possible values of data items is called :
[A] Domain
[B] Attribute
[C] Tuples
[D] None of these

Comment

Answer: Option [A]

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DATABASE MANAGEMENT SYSTEM MULTIPLE CHOICE QUESTIONS & ANSWERS – E-BOOK

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