Introduction to Database System The primary key is selected from the: composite keys. candidate keys. foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the language used by most of the DBMSs for helping their users to access data? 4GL SQL Query language High level language 4GL SQL Query language High level language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the DBM approach, application programs perform the access control processing functions storage function all of the listed here access control processing functions storage function all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Each of data files has a _____ that describe the way the data is stored in the file. Database Records File structure Fields Database Records File structure Fields ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. True False True False 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 change the name of a field correct spelling changes before they are recorded change the width of a field All of the listed here change the name of a field correct spelling changes before they are recorded change the width of a field All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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