Problem
1. Define systems maintenance; what does it involve and encompass?
2. What are the types of system changes an IT auditor should be aware of? Diagram the processes of those three types of changes. What are the control points?
3. What is an operating system? Why are audits of this area viewed as complex?
4. What is the reliance placed in system software working? And when operating systems do not work properly, what are the consequences in business terms?
5. Why is security software necessary in operating systems?
6. Define the term DBMS recovery.
7. What is a DBMS transaction?