Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Distributed database Hierarchical database None of these Network database Relational database Distributed database Hierarchical database None of these Network database Relational database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Hierarchical database Relational database Distributed database Network database Hierarchical database Relational database Distributed database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The index consists of both (a) and (b) a list of keys All of these pointers to the master list None of these both (a) and (b) a list of keys All of these pointers to the master list None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If the record management system allows you to edit values before they are recorded on disk, you can All of the listed here change the name of a field correct spelling changes before they are recorded change the width of a field All of the listed here change the name of a field correct spelling changes before they are recorded change the width of a field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Maximum cardinality Greater Entity Count (GEC) ERD Minimum cardinality Maximum cardinality Greater Entity Count (GEC) ERD Minimum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here Both of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error None of the listed here Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
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