Database Management System Practice Test 20

Relationship Types Sets and Roles Multiple Choice Questions (MCQs) PDF Download - 20

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The Relationship Types Sets and Roles MCQ with Answers PDF (Relationship Types Sets and Roles Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 1-20 to prepare Database Management System Practice Tests. Study Data Modeling Entity Relationship Model Test PDF, Relationship Types Sets and Roles Multiple Choice Questions (MCQ Quiz) for computer science programs. The Relationship Types, Sets and Roles MCQ Quiz App Download: Free certification app for relationship types, sets and roles, relational operations, three schema architecture, hashing techniques, introduction to dbms test prep to study online training courses.

The MCQ: The data model in which the relationships are explained in terms of attributes is classified as; "Relationship Types Sets & Roles" App (Free Android & iOS) with answers: Binary data models; Functional data models; Ternary data models; Extension data model; for computer science programs. Practice Data Modeling Entity Relationship Model Questions and Answers, Apple e-Book to download free sample for bachelor's degree in computer science.

Relationship Types Sets & Roles MCQ Quiz with Answers PDF Download: Test 20

MCQ 96:

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 97:

The operation which is used to take union of tuples from the relations that are not union compatible is classified as

FULL UNION operation
JOIN UNION operation
OUTER UNION operation
INNER UNION operation

MCQ 98:

The process of converting the requests into results between three-schema architecture internal, external and conceptual levels is called

mapping
pitching
transforming
dependence

MCQ 99:

The hashing technique which allocates fixed number of buckets is classified as

dynamic hashing
static hashing
external hashing
internal hashing

MCQ 100:

The collection of known and useful raw facts that has some meaning and can be processed in useful way is classified as

management oriented facts
updated facts
data
recorded facts

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