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DBMS MCQs | Database Management System Objective Questions and Answers

61 Model based on user’s requirements is :
A Logical model
B Physical model
C Conceptual model
D None of these

Answer: Option [A]
62 A hierarchical data model is :
A Partially ordered
B Not ordered
C Totally ordered
D Concept of ordering does not appear

Answer: Option [C]
63 A form defines :
A where data is placed on the screen
B the width of each field
C both [A] and [B]
D all of the above

Answer: Option [C]
64 The designer of a form includes :
A Field designators
B Prompts
C Data
D Both [A] and [B]

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

Answer: Option [A]


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