Which of the following are the advantages of a dbms (database management system)?
a. systems that interact with a dbms are relatively dependent on how the physical data is maintained.
b. database systems can support enterprise-wide applications more effectively than file processing systems.
c. a dbms is scalable which makes it easier to meet the rapidly changing needs of a business enterprise.
d. effective database administration ensure that standards for data names, formats, and documentation are followed uniformly throughout an organization.