Introduction to Database System A candidate key is a determinant that determines all the other columns is a relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What software packages are commonly used for businesses that have to track extensive lists of clients and inventory? Data management packages None of these Special purpose packages Custom made programs Single function application packages Data management packages None of these Special purpose packages Custom made programs Single function application packages ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: one-dimensional table. three-dimensional table. Column. two-dimensional table. one-dimensional table. three-dimensional table. Column. two-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a record management system might be All of these a Rolodex card file handwritten list a business form None of these All of these a Rolodex card file handwritten list a business form None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT ALL FROM BOOK SELECT SUB FROM BOOK None of these SELECT DISTINCT SUB FROM BOOK All of these SELECT ALL FROM BOOK SELECT SUB FROM BOOK None of these SELECT DISTINCT SUB FROM BOOK All of these ANSWER DOWNLOAD EXAMIANS APP