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ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions:

1. What are the two sublayers of Layer 2?
Available Choices (select all choices that are correct)

A) VLAN and VPN
B) HIDS and NIDS
C) LLC and MAC
D) OPC and DCOM

2. Which policies and procedures publication is titled Patch Manaqement in the IACS Environment?
Available Choices (select all choices that are correct)

A) ISA-62443-3-3
B) ISA-TR62443-1-4
C) ISA-62443-4-2
D) ISA-TR62443-2-3

3. What caution is advised when using the vector approach to security levels?

A) Vector values should be ignored if they do not match industry standards.
B) Vector approaches are always more accurate than qualitative methods.
C) Vector approaches eliminate the need for risk models.
D) Vector values must align with the asset owner's risk matrix and risk appetite.

4. What is the primary purpose of Foundational Requirement 1 (FR 1)?

A) Control use of selected devices.
B) Ensure data confidentiality.
C) Respond to security violations.
D) Control access to selected devices.

5. If a system integrator is designing zones and conduits for an IACS network based on risk assessments, which part of the ISA/IEC 62443 standard guides this process?

A) Part 2-1: Establishing an IACS security program
B) Part 1-3: System security conformance metrics
C) Part 4-1: Secure product development lifecycle requirements
D) Part 3-2: Security risk assessment for system design

Solutions: