Valid CISA Dumps shared by ExamDiscuss.com for Helping Passing CISA Exam! ExamDiscuss.com now offer the newest CISA exam dumps, the ExamDiscuss.com CISA exam questions have been updated and answers have been corrected get the newest ExamDiscuss.com CISA dumps with Test Engine here:
Open systems are those for which suppliers provide components whose interfaces are defined by public standards, thus facilitating interoperability between systems made by different vendors. In contrast, closed system components are built to proprietary standards so that other suppliers' systems cannot or will not interface with existing systems.