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 Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a database administrator's function? database design backing up the database performance monitoring All of the listed here database design backing up the database performance monitoring All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A top-to-bottom relationship among the items in a database is established by a Hierarchical schema Relational schema All of the listed here Network schema Hierarchical schema Relational schema All of the listed here Network schema ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? SAVE PACK ZIP COMMIT SAVE PACK ZIP COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data security threats include hardware failure all of the listed here privacy invasion fraudulent manipulation of data hardware failure all of the listed here privacy invasion fraudulent manipulation of data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database? DASD DBMS FMS EMMS None of these DASD DBMS FMS EMMS None of these ANSWER DOWNLOAD EXAMIANS APP
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