Introduction to Database System To have a file hold a list, it is necessary to identify the name, width and type of the fields of each record. All of the listed here identify the records in the list decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. All of the listed here identify the records in the list decide which fields will be used as sort or index keys ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types. None of these Table Flat file Database Data structure None of these Table Flat file Database Data structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): row of a table. two dimensional table. column of a table. key of a table. row of a table. two dimensional table. column of a table. key of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which language has recently become the de-facto standard for interfacing application programs with relational database system? None of these Oracle dBASE 4GL SQL None of these Oracle dBASE 4GL SQL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Distributed database Relational database Hierarchical database Network database Distributed database Relational database Hierarchical database Network database 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Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete.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
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