Introduction to Database System The model for a record management system might be a Rolodex card file handwritten list All of these a business form None of these a Rolodex card file handwritten list All of these a business form None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Supertype entity Subtype entity Archetype entity Instance entity Supertype entity Subtype entity Archetype entity Instance entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? CREATE SYNONYM CREATE SAME All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME All of the listed here CREATE SCHEMA ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form defines where data is placed on the screen the width of each field both of the listed here none of the listed here where data is placed on the screen the width of each field both of the listed here none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for improving data integrity None of these reducing storage space requirements All of these protecting data in data communication systems improving data integrity None of these reducing storage space requirements All of these protecting data in data communication systems ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. composite keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
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