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 Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? transaction log None of these query language data manipulation language report writer transaction log None of these query language data manipulation language report writer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not true of the traditional approach to information processing? There is common sharing of data among the various applications Programs are dependent on the files All of these It is file-oriented It is inflexible There is common sharing of data among the various applications Programs are dependent on the files All of these It is file-oriented It is inflexible ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System 1:1, 1:N and N:M relationships are also known as HAS-A relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ Contains fields of data about one entity. None of these Record Document Fields File None of these Record Document Fields File ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be None of these a compound key consisting of the first name and the last name the pin code All of these the last name None of these a compound key consisting of the first name and the last name the pin code All of these the last name ANSWER DOWNLOAD EXAMIANS APP