Introduction to Database System A key: can only be one column. must always be composed of two or more columns. identifies a column. identifies a row. can only be one column. must always be composed of two or more columns. identifies a column. identifies a row. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database All of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) None of these All of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system both (a) and (b) 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 None of these allow you to entry data in all the forms both (a) and (b) 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 None of these allow you to entry data in all the forms ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a calculation is embedded in a form the result of the calculations are printed in report all of the listed here the calculations are stored with the form the result of the calculations are stored with the form the result of the calculations are printed in report all of the listed here the calculations are stored with the form the result of the calculations are stored with the form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The database administration function includes computer operations management database access planning None of these application programming All of these computer operations management database access planning None of these application programming All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS