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 A _____ means that one record in a particular record type may be related to more than one record of another record type. Many-to many relationship Many-to-one relationship One-to-many relationship One-to-one relationship Many-to many relationship Many-to-one relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Primitive operations common to all record management systems include Look-up Print All of the listed here Sort Look-up Print All of the listed here Sort ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to create a database user? CREATE USER MK USER ADD USER TO DATABASE All of the listed here CREATE USER MK USER ADD USER TO DATABASE All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The XML family of standards is very important in database processing today. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Strong entity ID-dependent entity ID- independent entity Weak entity Strong entity ID-dependent entity ID- independent entity Weak entity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS