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ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:

1. In a defense-in-depth strategy, what is the purpose of role-based access control?
Available Choices (select all choices that are correct)

A) Ensures that users can access only certain devices on the network
B) Ensures that users can access only the functions they need for their job
C) Ensures that users correctly manage their username and password
D) Ensures that users can access systems from remote locations

2. Which of the following protocols is mentioned as being commonly used in control systems?

A) Modbus TCP
B) HTTP
C) FTP
D) SMTP

3. Which of the following starts at a high level and includes all ANSI/ISA-95 Level 0,1,2,3,4 equipment and information systems?

A) Asset model
B) Zone model
C) Reference model
D) Reference architecture

4. ISA/IEC 62443 - Part 4-2 covers technical security requirements for which types of IACS components?

A) Embedded devices and software applications
B) Only software applications
C) Only network devices
D) Only devices

5. What do packet filter firewalls examine?
Available Choices (select all choices that are correct)

A) The packet structure and sequence
B) Every incoming packet up to the application layer
C) The relationships between packets in a session
D) Only the source, destination, and ports in the header of each packet

Solutions: