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Database Management System Practice Test 41

Conceptual Data Models Quiz Questions PDF - 41

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Database Management System Quiz: Conceptual Data Models MCQs PDF Download - 41

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

A) implementation data model
B) attribution data model
C) sequential data model
D) functional data model

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

A) character string
B) bit-string
C) time stamp
D) all of above

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

A) conceptual abstraction
B) implementation abstraction
C) data abstraction
D) interface abstraction

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

A) triple line
B) double line
C) single line
D) inverted comma

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

D) both b and c

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