Introduction to Database System To have a file hold a list, it is necessary to All of the listed here identify the records in the list identify the name, width and type of the fields of each record. decide which fields will be used as sort or index keys All of the listed here identify the records in the list identify the name, width and type of the fields of each record. decide which fields will be used as sort or index keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products implemented the CODASYL DBTG model? R:base IDMS DB2 dBase-II R:base IDMS DB2 dBase-II ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: B → (B,C) → A → C → B → (B,C) → A → C → 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-resolution video display high speed, large-capacity disk plotter printer high-resolution video display high speed, large-capacity disk plotter printer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): normal form. referential integrity constraint. insertion anomaly. transitive dependency. normal form. referential integrity constraint. insertion anomaly. transitive dependency. ANSWER DOWNLOAD EXAMIANS APP
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