Introduction to Database System A computer file contains several records. What does each record contain? Bytes Database Fields Words Bytes Database Fields Words ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An operation that will increase the length of a list is All of the listed here Insert Modify Look-up All of the listed here Insert Modify Look-up ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema None of these is a standard way of organizing information into accessible parts is the entire database describes how data is actually stored on disk All of these None of these is a standard way of organizing information into accessible parts is the entire database describes how data is actually stored on disk All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? UPDATE INSERT APPEND BROWSE UPDATE INSERT APPEND BROWSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS