ISA/IEC 62443 Cybersecurity Fundamentals Specialist Free Practice Exam Questions

90 real ISA/IEC 62443 Cybersecurity Fundamentals Specialist exam questions with answers and AI explanations. ISA certification prep — page 2 of 9.

1. Question 12: What type of security level defines what a component or system is capable of meeting?
2. Question 13: Which steps are part of implementing countermeasures?
3. Question 14: Authorization (user accounts) must be granted based on which of the following?
4. Question 15: Which of the following refers to internal rules that govern how an organization protects critical system resources?
5. Question 16: In which layer is the physical address assigned?
6. Question 17: Which of the following is an element of security policy, organization, and awareness?
7. Question 18: What are the connections between security zones called?
8. Question 19: Which is a commonly used protocol for managing secure data transmission on the Internet?
9. Question 20: Why is OPC Classic considered firewall unfriendly?
10. Question 21: Which layer specifies the rules for Modbus Application Protoco1 (MBAP)?