Introduction to Database System A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As tables None of these both (a) and (b) relations tuple tables None of these both (a) and (b) relations tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. File structure Fields Database Records File structure Fields Database Records ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "fields". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? program dependence data redundancy lack of data independence All of these difficult to update program dependence data redundancy lack of data independence All of these difficult to update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): referential integrity constraint. normal form. transitive dependency. insertion anomaly. referential integrity constraint. normal form. transitive dependency. insertion anomaly. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type may be related to more than one record of another record type. One-to-one relationship Many-to many relationship One-to-many relationship Many-to-one relationship One-to-one relationship Many-to many relationship One-to-many relationship Many-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
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