Introduction to Database System The way a particular application views the data from the data base that the application uses is a : schema module subschema relational model None of these schema module subschema relational model None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form you look at each form sequentially until you see the one you want you enter the search value into the form None of these All of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want you enter the search value into the form None of these All of these you type the key in an entry line, and the correct form is displayed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a calculation is embedded in a form the calculations are stored with the form the result of the calculations are printed in report the result of the calculations are stored with the form all of the listed here the calculations are stored with the form the result of the calculations are printed in report the result of the calculations are stored with the form all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a restriction for a table to be a relation? The columns must be ordered. All of the entries in any column must be of the same kind. No two rows in a table may be identical. The cells of the table must contain a single value. The columns must be ordered. All of the entries in any column must be of the same kind. No two rows in a table may be identical. The cells of the table must contain a single value. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Subtype entity Archetype entity Instance entity Supertype entity Subtype entity Archetype entity Instance entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database 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 All of these can use aggregate functions like SUM and COUNT ANSWER DOWNLOAD EXAMIANS APP
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