Database Management System MCQs - Chapter 1

Data Modeling: Entity Relationship Model Quiz Questions & Answers PDF Download - 3

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Data Modeling Entity Relationship Model Exam Questions and Answers PDF Download: Test 3

MCQ 11:

The phase in data designing in which the access paths and database indexes are specified is classified as

structural design
physical design of database
data model mapping
logical design

MCQ 12:

In programming languages, the available data types are

integer
string
float and Boolean
all of above

MCQ 13:

The kind of constraint which cannot let two entities to have similar values is classified as

derived constraints
composite value constraint
uniqueness constraint
multi valued constraint

MCQ 14:

The data model in which the relationships are explained in terms of attributes is classified as

functional data models
binary data models
ternary data models
extension data model

MCQ 15:

The first step in designing high level conceptual data model is

logical design analysis
conceptual design analysis
functional requirement analysis
requirement analysis

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