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? Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity is something that can be identified in the user's work environment; something that the users want to track. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? removing flagged records for deletion creating the physical and logical designs None of these monitoring performance creating and maintaining the data dictionary removing flagged records for deletion creating the physical and logical designs None of these monitoring performance creating and maintaining the data dictionary ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database design may be based on existing data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Sort key Delete Index Update Sort key Delete Index Update ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable a database trigger? CHANGE USER MODIFY USER ALTER TRIGGER All of the listed here CHANGE USER MODIFY USER ALTER TRIGGER All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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