Database Management System Quiz PDF - Complete

Conceptual Data Models Multiple Choice Questions p. 41

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Conceptual Data Models Questions and Answers MCQs

MCQ: In the commercial database management system, the relational database model is also known as

implementation data model

attribution data model

sequential data model

functional data model

MCQ: In Standard Query Language, the data types included are

character string

bit-string

time stamp

all of above

MCQ: The characteristic of database management system which allows the program operation independence and program data independence is classified as

conceptual abstraction

implementation abstraction

data abstraction

interface abstraction

MCQ: In the modeling of union type classes, the total category of super class is represented by

triple line

double line

single line

inverted comma

MCQ: The variable in DBMS used to communicate error conditions between database management system and program are

SQLCODE

SQLSECTION