Câu 39: EX0-115: IT Service Management Foundation based on ISO / IEC 20000

What is required for an implementation of IT Service Management to be successful?

1. A. A top-down approach whereby the management of the organization strongly and visibly enforces the implementation
2. B. Buy-in specifically from the levels in the organization which will be operationally involved in IT Service Management activities
3. C. The appointment of a specialist department responsible for the development of the process structures
4. D. The involvement and commitment of personnel at all levels in the organization from operational staff to top management — đáp án hiện tại