Database Management System Cerification Guide: Practice Test 3 (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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Data Modeling: Entity Relationship Model MCQs

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