Which of the Following Questions Pertains to Maintaining Security in an Information

Multiple Choice

Which of the following questions pertains to maintaining security in an information system?

A) Should the IT department add users to a system or hand over the responsibility to concerned departments?
B) Should the information system be shut down once a month to carry out maintenance tasks?
C) Should the system administrators log all changes made to the data, irrespective of the employee?
D) Should an employee be allowed to delete or access data that another employee inputs into the information system?