Introduction to Database System A compound key is a combination of each unique key both (a) and (b) None of these is made up a several pieces of information uniquely identifies an item in a list is a combination of each unique key both (a) and (b) None of these is made up a several pieces of information uniquely identifies an item in a list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System To have a file hold a list, it is necessary to decide which fields will be used as sort or index keys identify the records in the list All of the listed here identify the name, width and type of the fields of each record. decide which fields will be used as sort or index keys identify the records in the list All of the listed here identify the name, width and type of the fields of each record. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities of a given type are grouped into a(n): attribute. entity class. ER database. attribute. entity class. ER database. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called None of these database data field data file data record None of these database data field data file data record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a database administrator's function? backing up the database performance monitoring All of the listed here database design backing up the database performance monitoring All of the listed here database design ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLE is used to create a table, defining its columns, integrity constrains, and storage allocation to redefine a column All of these to change a table's storage characteristics to add a column/integrity constraint to a table to create a table, defining its columns, integrity constrains, and storage allocation to redefine a column All of these to change a table's storage characteristics to add a column/integrity constraint to a table ANSWER DOWNLOAD EXAMIANS APP
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