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? Many-to-Many Relationship One-to-One Relationship One-to-Many Relationship Composite Relationship Many-to-Many Relationship One-to-One Relationship One-to-Many Relationship Composite Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is a relationship between or among: attributes. relations. tables. rows. attributes. relations. tables. rows. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type can be related to many records in another record type and vice-versa. Many-to-one relationship One-to-one relationship One-to-many relationship Many-to-many relationship None of these Many-to-one relationship One-to-one relationship One-to-many relationship Many-to-many relationship None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Single function application packages Special purpose packages Data management packages Custom made programs None of these Single function application packages Special purpose packages Data management packages Custom made programs None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK None of these SELECT SUB FROM BOOK SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK None of these SELECT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
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