Introduction to Database System Queries to a database All of these are written in English None of these can use aggregate functions like SUM and COUNT both (a) and (b) All of these are written in English None of these can use aggregate functions like SUM and COUNT both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An-owner-member set in the CODASYL specifications may have only one member but many member occurrence only one owner but many owner occurrences more than one member but only one occurrence per member All of the listed here only one member but many member occurrence only one owner but many owner occurrences more than one member but only one occurrence per member All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system lets you create a look-up form with an associated read-only password to prevent access by unauthorized users lets you define different forms for different operations both (a) and (b) allow you to entry data in all the forms None of these lets you create a look-up form with an associated read-only password to prevent access by unauthorized users lets you define different forms for different operations both (a) and (b) allow you to entry data in all the forms None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the columns are sometimes called "attributes". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? tree network relational chain tree network relational chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: split the relation into two relations, each with a single theme. add a composite key. create a new theme. change the theme. split the relation into two relations, each with a single theme. add a composite key. create a new theme. change the theme. ANSWER DOWNLOAD EXAMIANS APP
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