Introduction to Database System A scheme describes records and files All of these data elements record relationships None of these records and files All of these data elements record relationships None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? DROP INDEX ROLL BACK INDEX REMOVE INDEX DELETE INDEX DROP INDEX ROLL BACK INDEX REMOVE INDEX DELETE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Greater Entity Count (GEC) Minimum cardinality Maximum cardinality ERD Greater Entity Count (GEC) Minimum cardinality Maximum cardinality ERD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Database applications are seldom intended for use by a single user. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. One-to-many relationship One-to-one relationship Many-to-one relationship None of these Many-to-many relationship One-to-many relationship One-to-one relationship Many-to-one relationship None of these Many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report generator is used to update files print files on paper data entry all of the listed here update files print files on paper data entry all of the listed here ANSWER DOWNLOAD EXAMIANS APP
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