Introduction to Database System A data dictionary doesn't provide information about: It is conceptually simple where data is located the size of the disk storage device It allows a many-to-many relationship It will be the dominant data base of the future It is conceptually simple where data is located the size of the disk storage device It allows a many-to-many relationship It will be the dominant data base of the future ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If the record management system allows you to edit values before they are recorded on disk, you can All of the listed here change the name of a field change the width of a field correct spelling changes before they are recorded All of the listed here change the name of a field change the width of a field correct spelling changes before they are recorded ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be a compound key consisting of the first name and the last name the pin code All of these None of these the last name a compound key consisting of the first name and the last name the pin code All of these None of these the last name ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form the contents of the form are written to the data file All of the listed here the template is written to the data file the contents of the form can be printed the contents of the form are written to the data file All of the listed here the template is written to the data file the contents of the form can be printed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes records and files record relationships All of these data elements None of these records and files record relationships All of these data elements None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Relationships Primary keys Entities Attributes Relationships Primary keys Entities Attributes ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS