Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? Oracle IDMS dBase-II R:base Oracle IDMS dBase-II R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system both (a) and (b) None of these can be accessed only by data processing professionals allows non-programmers to access information stored in a database can accept English language commands both (a) and (b) None of these can be accessed only by data processing professionals allows non-programmers to access information stored in a database can accept English language commands ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. instance parent subtype child instance parent subtype child ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: one-dimensional table. three-dimensional table. Column. two-dimensional table. one-dimensional table. three-dimensional table. Column. two-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Relational schema All of the listed here Network schema Hierarchical schema Relational schema All of the listed here Network schema Hierarchical schema ANSWER DOWNLOAD EXAMIANS APP
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