Introduction to Database System The main idea behind computer files is that it is convenient to create them store information together access them arrange them create them store information together access them arrange them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes All of these data elements None of these record relationships records and files All of these data elements None of these record relationships records and files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is a two-dimensional table. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A candidate key is a determinant that determines all the other columns is a relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP