Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a field data base data item record field data base data item record 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 Data management packages Single function application packages None of these Custom made programs Special purpose packages Data management packages Single function application packages None of these Custom made programs ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One approach to standardizing storing of data structured programming MIS CODASYL specifications None of these All of these structured programming MIS CODASYL specifications None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One data dictionary software package is called DB/DC dictionary TOTAL ACCESS any of the above None of these DB/DC dictionary TOTAL ACCESS any of the above None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity? Subtype entity Instance entity Archetype entity Supertype entity Subtype entity Instance entity Archetype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS