JOIN ADRE 2.0 Telegram Group

Entity Relationship Model MCQs | Database Management System Objective Questions and Answers

Questions
11 Relations produced from an E-R model will always be in :
A First normal form
B Second normal form
C Third normal form
D Fourth normal form

Answer: Option [C]
12 An association of several entities in an Entity-Relation model is called :
A Tuple
B Record
C Relationship
D Field

Answer: Option [C]
Advertisement
ADRE 2.0 Mock Test - 5 Start Test
ADRE 2.0 Mock Test - 5 Start Test

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

13 The attributes made up of more than one single attributes are called :
A Derived attribute
B Composite attribute
C Single value attribute
D Multi value attribute

Answer: Option [B]
14 Which of the following keys uniquely identifies the entity set ?
A Primary key
B Super key
C Candidate key
D None of these

Answer: Option [A]
15 In ER model the details of the entities are hidden from the user. This process is called :
A generalization
B specialization
C abstraction
D none of these above

Answer: Option [C]

ADRE 2.0 MOCK TEST

Take Mock Tests

Government Schemes Mock Test Start Test!
Political Science Mock Test – 42 Start Test
History Test – 190 Start Test
Quantitative Aptitude Test Start Test!
Trigonometry - Mock Test Start Test!
Data Interpretation - Mock Test Start Test!
General Awareness - Mock Test Start Test!
Reasoning Ability - Mock Test Start Test!
Englist(Antonyms) Mock Test 1 Start Test!
Quantitative Aptitude (Percentage) Mock Test Start Test!
Economy Mock Test 1 Unlock Test!
Books & Authors - Test 2 Unlock Test!

Chapters

Advertisement