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 the pin code a compound key consisting of the first name and the last name All of these the last name None of these the pin code a compound key consisting of the first name and the last name All of these the last name 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 both (b) and (c) is sorted in ascending order has a number assigned to each record contains only a list of keys and record numbers None of these both (b) and (c) is sorted in ascending order has a number assigned to each record contains only a list of keys and record numbers None of these 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 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 creating the physical and logical designs creating and maintaining the data dictionary removing flagged records for deletion ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used All of these 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 to create a database trigger to add/rename data files, to change storage All of these 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 to create a database trigger to add/rename data files, to change storage ANSWER DOWNLOAD EXAMIANS APP
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