Introduction to Database System Entities of a given type are grouped into a(n): ER entity class. attribute. database. ER entity class. attribute. database. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a record management system might be a business form All of these a Rolodex card file handwritten list None of these a business form All of these a Rolodex card file handwritten list None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The highest level in the hierarchy of data organization is called data file database data record data bank data file database data record data bank ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? high speed, large-capacity disk printer plotter high-resolution video display high speed, large-capacity disk printer plotter high-resolution video display ANSWER DOWNLOAD EXAMIANS APP
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