Introduction to Database System Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity? Subtype entity Archetype entity Instance entity Supertype entity Subtype entity Archetype entity Instance entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema None of these All of these is a standard way of organizing information into accessible parts describes how data is actually stored on disk is the entire database None of these All of these is a standard way of organizing information into accessible parts describes how data is actually stored on disk is the entire database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a calculation is embedded in a form the result of the calculations are stored with the form the result of the calculations are printed in report all of the listed here the calculations are stored with the form the result of the calculations are stored with the form the result of the calculations are printed in report all of the listed here the calculations are stored with the form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → S , R is called the determinant. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. One-to-one relationship Many-to-one relationship One-to-many relationship None of these Many-to-many relationship One-to-one relationship Many-to-one relationship One-to-many relationship None of these Many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Hierarchical schema Network schema All of the listed here Relational schema Hierarchical schema Network schema All of the listed here Relational schema ANSWER DOWNLOAD EXAMIANS APP
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