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 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 All of these the pin code 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 SELECT DISTINCT SUB FROM BOOK All of these None of these SELECT ALL FROM BOOK SELECT SUB FROM BOOK SELECT DISTINCT SUB FROM BOOK All of these None of these SELECT ALL FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file contains only a list of keys and record numbers None of these is sorted in ascending order has a number assigned to each record both (b) and (c) contains only a list of keys and record numbers None of these is sorted in ascending order 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? 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 monitoring performance ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE TABLESPACE is used All of these to create a database trigger to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace to add/rename data files, to change storage None of these All of these to create a database trigger to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace to add/rename data files, to change storage None of these ANSWER DOWNLOAD EXAMIANS APP
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