Introduction to Database System The DBMS that is most difficult to use is ________ . Microsoft's SQL Server Microsoft's Access IBM's DB2 Oracle Corporation's Oracle Microsoft's SQL Server Microsoft's Access IBM's DB2 Oracle Corporation's Oracle ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a logical data-base structure? network chain relational tree network chain relational tree ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a network tree relational chain network tree relational chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Database Records Fields File structure Database Records Fields File structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT UNIQUE None of these All of these SELECT DISTINCT SELECT DIFFERENT SELECT UNIQUE None of these All of these SELECT DISTINCT SELECT DIFFERENT ANSWER DOWNLOAD EXAMIANS APP