Audit Information systems & IT Security
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Audit Information systems & and IT Security

Information System audit and IT Security

Definitions and Terminology

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z



Return on Investment



(ROI) (Service Strategy) (Continual Service Improvement) A measurement of the expected benefit of an investment. In the simplest sense it is the net profit of an investment divided by the net worth of the assets invested.

source: ITIL v3, Service Design, 2007


(ROI) (Service Strategy) (Continual Service Improvement) A measurement of the expected benefit of an investment. In the simplest sense it is the net profit of an investment divided by the net worth of the assets invested.

source: ITIL v3, Service Transition, 2007


(ROI) (Service Strategy) (Continual Service Improvement) A measurement of the expected benefit of an investment. In the simplest sense it is the net profit of an investment divided by the net worth of the assets invested. See also Value on Investment.

source: ITIL v3, Continual Service Improvement, 2007


(ROI) (Service Strategy) (Continual Service Improvement) A measurement of the expected benefit of an investment. In the simplest sense it is the net profit of an investment divided by the net worth of the assets invested. See also Net Present Value.

source: ITIL v3, Service Strategy, 2007


(ROI) A measure of operating performance and efficiency, computed in its simplest form by dividing net income (or net business benefits) by the total investment over the period being considered

source: VALIT, ITGI, 2008



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Auditing Security and IT Systems
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