Introduction to Database System In SQL, which of the following is not a data Manipulation Language Commands? SELECT UPDATE CREATE DELETE SELECT UPDATE CREATE DELETE 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 DISTINCT All of these None of these SELECT UNIQUE SELECT DIFFERENT SELECT DISTINCT All of these None of these SELECT UNIQUE SELECT DIFFERENT 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 Microsoft Access is an enterprise-class database product. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. composite keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a field data item data base record field data item data base record ANSWER DOWNLOAD EXAMIANS APP
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