Introduction to Database System Entities of a given type are grouped into a(n): database. entity class. attribute. ER database. entity class. attribute. ER ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? IDMS Oracle dBase-II R:base IDMS Oracle dBase-II R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity is something that can be identified in the user's work environment; something that the users want to track. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation None of the listed here sorts a file using a single key establishes an index for a file sorts file using two keys None of the listed here sorts a file using a single key establishes an index for a file sorts file using two keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It allows a many-to-many relationship It is conceptually simple the size of the disk storage device It will be the dominant data base of the future where data is located It allows a many-to-many relationship It is conceptually simple the size of the disk storage device It will be the dominant data base of the future where data is located 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
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