Introduction to Database System Which of the following is not characteristic of a relational database model? tables records treelike structure complex logical relationships tables records treelike structure complex logical relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Composite identifiers consist of two or more attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be None of these the last name the pin code All of these a compound key consisting of the first name and the last name None of these the last name the pin code All of these a compound key consisting of the first name and the last name ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Because it contains a description of its own structure, a database is considered to be ________ . metadata compatible an application program self-describing described metadata compatible an application program self-describing described ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Special purpose packages Custom made programs Data management packages Single function application packages None of these Special purpose packages Custom made programs Data management packages Single function application packages None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is true of a network structure? It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future It allows a many-to-many relationship It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future It allows a many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP