Introduction to Database System In a relation, the columns are sometimes called "attributes". False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? None of the listed here Characters Bits Data field None of the listed here Characters Bits Data field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: referential integrity constraints. None of these normal forms. functional dependencies. referential integrity constraints. None of these normal forms. functional dependencies. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary doesn't provide information about: It is conceptually simple the size of the disk storage device where data is located It allows a many-to-many relationship It will be the dominant data base of the future It is conceptually simple the size of the disk storage device where data is located It allows a many-to-many relationship It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? Master file Specialized file Update file Log file Master file Specialized file Update file Log file ANSWER DOWNLOAD EXAMIANS APP
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