Introduction to Database System The modify operation is likely to be done after All of these Delete None of these Insert Look-up All of these Delete None of these Insert Look-up 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? Oracle dBASE None of these SQL 4GL Oracle dBASE None of these SQL 4GL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database None of these can use aggregate functions like SUM and COUNT All of these both (a) and (b) are written in English None of these can use aggregate functions like SUM and COUNT All of these both (a) and (b) are written in English ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. True False True False 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? Subtype entity Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity Instance entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship ANSWER DOWNLOAD EXAMIANS APP
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