Introduction to Database System Updating a database means revising the file structure all of the listed here modifying or adding record occurrences reorganizing the database revising the file structure all of the listed here modifying or adding record occurrences reorganizing the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents a logical generalization whose actual occurrence is represented by a second, associated entity? Instance entity Subtype entity Supertype entity Archetype entity Instance entity Subtype entity Supertype entity Archetype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is controlling the input of each input clerk dividing documents to be entered into batches All of these None of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system controlling the input of each input clerk dividing documents to be entered into batches All of these None of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which language has recently become the de-facto standard for interfacing application programs with relational database system? 4GL Oracle None of these dBASE SQL 4GL Oracle None of these dBASE SQL ANSWER DOWNLOAD EXAMIANS APP