Valid CISA Dumps shared by EduDump.com for Helping Passing CISA Exam! EduDump.com now offer the newest CISA exam dumps, the EduDump.com CISA exam questions have been updated and answers have been corrected get the newest EduDump.com CISA dumps with Test Engine here:
For a discretionary access control to be effective, it must:
Correct Answer: A
Explanation/Reference: Explanation: Mandatory access controls are prohibitive; anything that is not expressly permitted is forbidden. Only within this context do discretionary controls operate, prohibiting still more access with the same exclusionary principle. When systems enforce mandatory access control policies, they must distinguish between these and the mandatory access policies that offer more flexibility. Discretionary controls do not override access controls and they do not have to be permitted in the security policy to be effective.