Introduction to Database System An indexing operation establishes an index for a file sorts file using two keys sorts a file using a single key None of the listed here establishes an index for a file sorts file using two keys sorts a file using a single key None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C) → A → (B,C). A → A → (B,C) → A → (B,C). A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following can many entity instances of one type be related to many entity instances of another type? One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: candidate keys. composite keys. foreign keys. determinants. candidate keys. composite keys. foreign keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System SQL stands for ________ . Sequential Query Language Structured Question Language Structured Query Language Sequential Question Language Sequential Query Language Structured Question Language Structured Query Language Sequential Question Language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. True False True False ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS