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 Database Data structure Flat file None of these Table Database Data structure Flat file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file upgrading Updating restructuring renewing upgrading Updating restructuring renewing ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? data redundancy lack of data independence program dependence difficult to update All of these data redundancy lack of data independence program dependence difficult to update All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Index Delete Update None of these Sort Key Index Delete Update None of these Sort Key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The Management Information system (MIS) structure with one main computer system is called a hierarchical MIS structure distributed MIS structure decentralized MIS structure centralized MIS structure hierarchical MIS structure distributed MIS structure decentralized MIS structure centralized MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a group of one or more attributes that uniquely identifies a row? Tuple Key Determinant Relation Tuple Key Determinant Relation ANSWER DOWNLOAD EXAMIANS APP
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