Database Management System Practice Test 44

Database Constraints and Relational Schemas Multiple Choice Questions (MCQs) PDF Download - 44

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The Database Constraints and Relational Schemas MCQ with Answers PDF (Database Constraints and Relational Schemas Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 12-44 to prepare Database Management System Practice Tests. Study Relational Data Model and Database Constraints Test PDF, Database Constraints and Relational Schemas Multiple Choice Questions (MCQ Quiz) for computer software engineer online degree. The Database Constraints and Relational Schemas MCQ Quiz App Download: Free certification app for database constraints and relational schemas, sql data definition and types, database system environment, relational model concepts, secondary storage devices test prep for online database certification.

The MCQ: The multi-valued dependencies and functional dependencies are classified as category of; "Database Constraints & Relational Schemas" App (Free Android & iOS) with answers: Data dependencies; Relation dependencies; Entity dependencies; Attribute dependencies; for computer software engineer online degree. Practice Relational Data Model and Database Constraints Questions and Answers, Apple e-Book to download free sample to learn online certificate courses.

Database Constraints & Relational Schemas MCQ Quiz with Answers PDF Download: Test 44

MCQ 216:

The multi-valued dependencies and functional dependencies are classified as category of

relation dependencies
data dependencies
entity dependencies
attribute dependencies

MCQ 217:

In the statement DECIMAL (I, j) to specify numeric data type, the digits after the decimal point are called

the precision
the scale
the string
the numeric strip

MCQ 218:

The module of DBMS which focuses on eliminating redundancies, operations reordering and rearrangements is classified as

schema optimizer
query optimizer
interface optimizer
graphical optimizer

MCQ 219:

The model in which the multi-valued and composite attributes is considered as

reverse relational model
flat relational model
parallel relational model
circular relational model

MCQ 220:

The time which is needed for consecutive blocks transferring is classified as

rotational delay
bulk transfer rate
reel time
seek time

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