Introduction to Database System The primary key is selected from the: determinants. foreign keys. candidate keys. composite keys. determinants. foreign keys. candidate keys. composite keys. 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 decentralized MIS structure distributed MIS structure centralized MIS structure hierarchical MIS structure decentralized MIS structure distributed MIS structure centralized MIS structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? All of these 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 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? monitoring performance creating and maintaining the data dictionary None of these removing flagged records for deletion creating the physical and logical designs monitoring performance creating and maintaining the data dictionary None of these removing flagged records for deletion creating the physical and logical designs 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? Relation Key Determinant Tuple Relation Key Determinant Tuple ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Index Sort key Update Delete Index Sort key Update Delete ANSWER DOWNLOAD EXAMIANS APP
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