Identify the level within a database system (user programmer ofapplication softw

Identify the level within a database system (user programmer ofapplication software and designer of the DBMS software) at whicheach of the following concerns or activities occur: a. How shoulddata be stored on a disk to maximize efficiency? b. Is there avacancy on flight 243? c. Could a relation be stored as asequential file? d. How many times should a user be allowed tomistype a password before the conversation is terminated? e. Howcan the PROJECT operation be implemented?