Introduction to Database System Batch processing is appropriate if All of these only a few transactions are involved only a small computer system is available None of these a large computer system is available All of these only a few transactions are involved only a small computer system is available None of these a large computer system is available ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): normal form. referential integrity constraint. transitive dependency. insertion anomaly. normal form. referential integrity constraint. transitive dependency. insertion anomaly. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Relational database Network database Distributed database Hierarchical database Relational database Network database Distributed database Hierarchical database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the many side of the relationship is called a(n) ________ entity. subtype parent instance child subtype parent instance child ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Relations are categorized into normal forms according to the referential integrity constraints that they have. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship ANSWER DOWNLOAD EXAMIANS APP
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