Introduction to Database System In SQL, which command is used to make permanent changes made by statements issue since the beginning of a transaction? PACK SAVE ZIP COMMIT PACK SAVE ZIP COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form the contents of the form can be printed All of the listed here the contents of the form are written to the data file the template is written to the data file the contents of the form can be printed All of the listed here the contents of the form are written to the data file the template is written to the data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attributes A and B determine attribute C, then it is also true that: B → (A,B) is a composite determinant. A → C is a determinant. B → (A,B) is a composite determinant. A → C is a determinant. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Primary keys Entities Relationships Attributes Primary keys Entities Relationships Attributes ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these dividing documents to be entered into batches controlling the input of each input clerk None of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these dividing documents to be entered into batches controlling the input of each input clerk None of these 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? 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
EXAMIANS