Introduction to Database System Updating a database means all of the listed here reorganizing the database modifying or adding record occurrences revising the file structure all of the listed here reorganizing the database modifying or adding record occurrences revising the file structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? data redundancy All of these lack of data independence difficult to update program dependence data redundancy All of these lack of data independence difficult to update program dependence ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The highest level in the hierarchy of data organization is called data bank database data record data file data bank database data record data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities can be associated with one another in which of the following? Relationships Attributes Entities Identifiers Relationships Attributes Entities Identifiers ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if both (b) and (c) they have a row in common they have no records with the same value in the common field they have a field in common None of these both (b) and (c) they have a row in common they have no records with the same value in the common field they have a field in common None of these ANSWER DOWNLOAD EXAMIANS APP
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