Introduction to Database System For some relations, changing the data can have undesirable consequences called: referential integrity constraints. modification anomalies. transitive dependencies. normal forms. referential integrity constraints. modification anomalies. transitive dependencies. normal forms. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form both (a) and (b) is used during report generation to format data None of these appears on the computer monitor during data entry All of these both (a) and (b) is used during report generation to format data None of these appears on the computer monitor during data entry All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Attribute Identifier Relationship Entity Attribute Identifier Relationship Entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then storage space is wasted both (a) and (b) changing the data is one spot will cause data inconsistency None of these it can be more easily accessed storage space is wasted both (a) and (b) changing the data is one spot will cause data inconsistency None of these it can be more easily accessed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It is conceptually simple where data is located It will be the dominant data base of the future It allows a many-to-many relationship the size of the disk storage device It is conceptually simple where data is located It will be the dominant data base of the future It allows a many-to-many relationship the size of the disk storage device ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called data record data file None of these data field database data record data file None of these data field database ANSWER DOWNLOAD EXAMIANS APP
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