Database Management System - Chapterwise 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]

DBMS MCQs | Database Management System Objective Questions and Answers