Question $21$

$2$ pts

Bill is conducting an analysis of a new IT service. He would like to assess it using the Open Systems Interconnection $($OSI$)$ Reference Model and would like to learn more about this framework. What organization should he turn to for the official definition of OSI?

International Organization for Standardization $($ISO$)$

National Institute of Standards and Technology $($NIST$)$

Information Systems Audit and Control Association $($ISACA$)$

Ocean Surveillance Information System $($OSIS$)$