Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, GRANT command is used to allow user to access databases None of the listed here grant system privileges, roles, and object privileges to uses and roles allow user to create databases allow user to access databases None of the listed here grant system privileges, roles, and object privileges to uses and roles allow user to create databases ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Row is synonymous with the term: relation. field. record. column. relation. field. record. column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ternary relationship is so called because in contains two entities and one association between them. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A number of related records that are treated as a unit is called batch field data file batch field data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then it can be more easily accessed None of these both (a) and (b) changing the data is one spot will cause data inconsistency storage space is wasted it can be more easily accessed None of these both (a) and (b) changing the data is one spot will cause data inconsistency storage space is wasted ANSWER DOWNLOAD EXAMIANS APP
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