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 a compound key consisting of the first name and the last name the last name None of these the pin code All of these a compound key consisting of the first name and the last name the last name None of these the pin code All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT SUB FROM BOOK None of these All of these SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK None of these All of these SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file has a number assigned to each record is sorted in ascending order contains only a list of keys and record numbers None of these both (b) and (c) has a number assigned to each record is sorted in ascending order contains only a list of keys and record numbers None of these both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? monitoring performance creating and maintaining the data dictionary None of these removing flagged records for deletion creating the physical and logical designs monitoring performance creating and maintaining the data dictionary None of these removing flagged records for deletion creating the physical and logical designs ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used All of these to create a database trigger to add/rename data files, to change storage to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace None of these All of these to create a database trigger to add/rename data files, to change storage to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace None of these ANSWER DOWNLOAD EXAMIANS APP
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