ISA-IEC-62443 Exam Details

  • Exam Code
    :ISA-IEC-62443
  • Exam Name
    :ISA/IEC 62443 - Cybersecurity Fundamentals Specialist
  • Certification
    :ISA Certifications
  • Vendor
    :ISA
  • Total Questions
    :237 Q&As
  • Last Updated
    :May 31, 2026

ISA ISA-IEC-62443 Online Questions & Answers

  • Question 71:

    A company manufactures embedded devices and network components used in control systems but does not participate in on-site installation or maintenance. What role do they fulfill?

    A. Asset owner
    B. Product supplier
    C. Integration service provider
    D. Maintenance service provider

  • Question 72:

    To which category of the ISA-62443 (IEC 62443) series does the document titled "Patch management in the IACS environment" belong?

    A. System
    B. General
    C. Component
    D. Policies and Procedures

  • Question 73:

    If an asset owner wants to improve their organization's ability to respond during a cyberattack, which of the following activities would be MOST appropriate to implement?

    A. Tabletop exercises
    B. Password hygiene campaign
    C. Architecture awareness workshops
    D. Anomaly detection drills for operators

  • Question 74:

    What are the four main categories for documents in the ISA-62443 (IEC 62443) series? Available Choices (select all choices that are correct)

    A. General. Policies and Procedures. System, and Component
    B. End-User, Integrator, Vendor, and Regulator Assessment.
    C. Mitigation. Documentation, and Maintenance People.
    D. Processes. Technology, and Training

  • Question 75:

    Why is it important to document the results of the initial/high-level risk assessment?

    A. To establish a baseline
    B. To reduce communication
    C. To skip future assessments
    D. To avoid stakeholder involvement

  • Question 76:

    What is the name of the protocol that implements serial Modbus over Ethernet? Available Choices (select all choices that are correct)

    A. MODBUS/CIP
    B. MODBUS/Ethernet
    C. MODBUS/Plus
    D. MODBUS/TCP

  • Question 77:

    What type of attack is characterized by encrypting an organization's data and demanding payment for restoration?

    A. Phishing
    B. Ransomware
    C. DDoS attack
    D. Malware variant

  • Question 78:

    If an asset owner wants to demonstrate compliance with ISA/IEC 62443-2-1 requirements during an external audit, which type of evidence would be MOST appropriate?

    A. Financial investment records in cybersecurity tools only
    B. Anecdotal reports from employees about security practices
    C. Documentation verifying use and configuration of technologies
    D. Marketing materials describing the company's commitment to security

  • Question 79:

    An industrial facility wants to ensure that only authorized systems reach its PLCs while minimizing disruption to time-sensitive control processes. Which type of firewall would BEST suit this need?

    A. General-purpose software firewall
    B. Unidirectional gateway (data diode)
    C. IACS-specific firewall with deep packet inspection
    D. Basic packet filter firewall without protocol awareness

  • Question 80:

    What is a commonly used protocol for managing secure data transmission over a Virtual Private Network (VPN)? Available Choices (select all choices that are correct)

    A. HTTPS
    B. IPSec
    C. MPLS
    D. SSH

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