Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True 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 When performing a look-up operation using a form you enter the search value into the form All of these None of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed you enter the search value into the form All of these None of these you look at each form sequentially until you see the one you want you type the key in an entry line, and the correct form is displayed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): normal form. referential integrity constraint. insertion anomaly. transitive dependency. normal form. referential integrity constraint. insertion anomaly. transitive dependency. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? high-resolution video display high speed, large-capacity disk plotter printer high-resolution video display high speed, large-capacity disk plotter printer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Weak entity Strong entity ID- independent entity ID-dependent entity Weak entity Strong entity ID- independent entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
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