Introduction to Database System Which language has recently become the de-facto standard for interfacing application programs with relational database system? Oracle 4GL None of these dBASE SQL Oracle 4GL None of these dBASE SQL ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Periodically adding, changing and deleting file records is called file Updating restructuring upgrading renewing Updating restructuring upgrading renewing ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → (S,T) , then it is also true that R → S. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? creating the physical and logical designs creating and maintaining the data dictionary removing flagged records for deletion monitoring performance None of these creating the physical and logical designs creating and maintaining the data dictionary removing flagged records for deletion monitoring performance None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: identifies a row. identifies a column. must always be composed of two or more columns. can only be one column. identifies a row. identifies a column. must always be composed of two or more columns. can only be one column. 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 All of these the pin code the last name a compound key consisting of the first name and the last name None of these All of these the pin code the last name a compound key consisting of the first name and the last name None of these ANSWER DOWNLOAD EXAMIANS APP