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