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 the last name All of these None of these the pin code a compound key consisting of the first name and the last name the last name All of these None of these the pin code a compound key consisting of the first name and the last name ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? None of these All of these SELECT SUB FROM BOOK SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK None of these All of these SELECT SUB FROM BOOK SELECT ALL FROM BOOK SELECT DISTINCT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file None of these has a number assigned to each record is sorted in ascending order contains only a list of keys and record numbers both (b) and (c) None of these has a number assigned to each record is sorted in ascending order contains only a list of keys and record numbers 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 None of these removing flagged records for deletion creating the physical and logical designs creating and maintaining the data dictionary monitoring performance None of these removing flagged records for deletion creating the physical and logical designs creating and maintaining the data dictionary ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used 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 All of these None 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 All of these None of these to create a database trigger ANSWER DOWNLOAD EXAMIANS APP
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