Introduction to Database System Relationship classes are associations between entity classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? data redundancy difficult to update All of these lack of data independence program dependence data redundancy difficult to update All of these lack of data independence program dependence ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Subtype entity Instance entity Supertype entity Archetype entity Subtype entity Instance entity Supertype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file produced by a spreadsheet is generally stored on disk in an ASCII text format can be used as it by the DBMS can be used for graphic all of the listed here is generally stored on disk in an ASCII text format can be used as it by the DBMS can be used for graphic all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The Management Information system (MIS) structure with one main computer system is called a hierarchical MIS structure decentralized MIS structure centralized MIS structure distributed MIS structure hierarchical MIS structure decentralized MIS structure centralized MIS structure distributed MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME ANSWER DOWNLOAD EXAMIANS APP
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