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Which is a physical layer standard for serial communications between two or more devices?
Which is a physical layer standard for serial communications between two or more devices? Available Choices (select all choices that are correct)A . RS232 B. RS235 C. RS432 D. RS435View AnswerAnswer: A
Which organization manages the ISA Secure conformance certification program?
Which organization manages the ISA Secure conformance certification program? Available Choices (select all choices that are correct)A . American Society for Industrial Security B. Automation Federation C. National Institute of Standards and Technology D. Security Compliance InstituteView AnswerAnswer: D
Safety management staff are stakeholders of what security program development?
Safety management staff are stakeholders of what security program development? Available Choices (select all choices that are correct)A . CSMS B. SPRP C. CSA D. ERMView AnswerAnswer: A
Security Levels (SLs) are broken down into which three types?
Security Levels (SLs) are broken down into which three types? Available Choices (select all choices that are correct)A . SL-1, SL-2, and SL-3 B. Target.capability, and achieved C. Target.capability, and availability D. Target.capacity, and achievedView AnswerAnswer: B
Which of the following is an activity that should trigger a review of the CSMS?
Which of the following is an activity that should trigger a review of the CSMS? Available Choices (select all choices that are correct)A . Budgeting B. New technical controls C. Organizational restructuring D. Security incident exposing previously unknown risk.View AnswerAnswer: D
What is OPC?
What is OPC? Available Choices (select all choices that are correct)A . An open standard protocol for real-time field bus communication between automation technology devices B. An open standard protocol for the communication of real-time data between devices from different manufacturers C. An open standard serial communications protocol widely used...
Why is patch management more difficult for IACS than for business systems?
Why is patch management more difficult for IACS than for business systems? Available Choices (select all choices that are correct)A . Overtime pay is required for technicians. B. Many more approvals are required. C. Patching a live automation system can create safety risks. D. Business systems automatically update.View AnswerAnswer: C
Which is a reason for and physical security regulations meeting a mixed resistance?
Which is a reason for and physical security regulations meeting a mixed resistance? Available Choices (select all choices that are correct)A . Regulations are voluntary documents. B. Regulations contain only informative elements. C. Cybersecurity risks can best be managed individually and in isolation. D. There are a limited number of...
Which of the following is the BEST example of detection-in-depth best practices?
Which of the following is the BEST example of detection-in-depth best practices? Available Choices (select all choices that are correct)A . Firewalls and unexpected protocols being used B. IDS sensors deployed within multiple zones in the production environment C. Role-based access control and unusual data transfer patterns D. Role-based access...
Which of the following attacks relies on a human weakness to succeed?
Which of the following attacks relies on a human weakness to succeed? Available Choices (select all choices that are correct)A . Denial-of-service B. Phishing C. Escalation-of-privileges D. SpoofingView AnswerAnswer: B
