Introduction to Database System Which of the following is true of a network structure? 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 It is conceptually simple It is a physical representation of the data It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a record field data base data item record field data base data item ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: three-dimensional table. two-dimensional table. Column. one-dimensional table. three-dimensional table. two-dimensional table. Column. one-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? ID- independent entity Strong entity ID-dependent entity Weak entity ID- independent entity Strong entity ID-dependent entity Weak entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a type of DBMS software? query language utilities All of these report writer database manipulation language query language utilities All of these report writer database manipulation language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in 5NF when multivalued dependencies are isolated in their own relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
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