Introduction to Database System The primary key is selected from the: composite keys. candidate keys. foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. 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 If you want your database to include methods, you should use a _____ database. Network Distributed Object-Oriented Hierarchical Network Distributed Object-Oriented Hierarchical ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: normal forms. None of these referential integrity constraints. functional dependencies. normal forms. None of these referential integrity constraints. functional dependencies. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for None of these protecting data in data communication systems All of these improving data integrity reducing storage space requirements None of these protecting data in data communication systems All of these improving data integrity reducing storage space requirements ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system both (a) and (b) allow you to entry data in all the forms lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these both (a) and (b) allow you to entry data in all the forms lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these ANSWER DOWNLOAD EXAMIANS APP
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