[Q83-Q101] Real ISA ISA-IEC-62443 Exam Questions [Updated 2026]

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Real ISA ISA-IEC-62443 Exam Questions [Updated 2026]

ISA-IEC-62443 Exam Dumps Pass with Updated 2026 ISA/IEC 62443 Cybersecurity Fundamentals Specialist

Q83. 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?

Tabletop exercises

Password hygiene campaign

Architecture awareness workshops

Anomaly detection drills for operators

Q84. Electronic security, as defined in ANSI/ISA-99.00.01:2007. includes which of the following?
Available Choices (select all choices that are correct)

Security guidelines for the proper configuration of IACS computers and operating systems

Computers, networks, operating systems, applications, and other programmable configurable components of the system

Personnel, policies, and procedures related to the security of computers, networks. PLCs, and other programmable configurable components of the system

Security guidelines for the proper configuration of IACS PLCs and other programmable configurable components of the system

Q85. Which communications system covers a large geographic area?
Available Choices (select all choices that are correct)

Campus Area Network (CAN)

Local Area Network (LAN)

Storage Area Network

Wide Area Network (WAN)

Q86. Which service does an Intrusion Detection System (IDS) provide?
Available Choices (select all choices that are correct)

It is the lock on the door for networks and computer systems.

It is effective against all vulnerabilities in networks and computer systems.

It blocks malicious activity in networks and computer systems.

It detects attempts to break into or misuse a computer system.

Q87. 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?

Tabletop exercises

Password hygiene campaign

Architecture awareness workshops

Anomaly detection drills for operators

Q88. What makes patching in IACS environments particularly complex?

Cyber threats do not affect IACS systems

Continuous operations and safety concerns

Patches never require testing before deployment

The availability of unlimited maintenance windows

Q89. Which of the following is an example of separation of duties as a part of system development and
maintenance?
Available Choices (select all choices that are correct)

Changes are approved by one party and implemented by another.

Configuration settings are made by one party and self-reviewed using a checklist.

Developers write and then test their own code.

Design and implementation are performed by the same team.

Q90. 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)

HTTPS

IPSec

MPLS

SSH

Q91. Which is the PRIMARY objective when defining a security zone?
Available Choices (select all choices that are correct)

All assets in the zone must be from the same vendor.

All assets in the zone must share the same security requirements.

All assets in the zone must be at the same level in the Purdue model.

All assets in the zone must be physically located in the same area.

Q92. Which part of the ISA/IEC 62443 series describes a methodology to develop quantitative metrics?

Part 1-2

Part 1-3

Part 2-1

Part 3-2

Q93. Which is a reason for
and physical security regulations meeting a mixed resistance?
Available Choices (select all choices that are correct)

Regulations are voluntary documents.

Regulations contain only informative elements.

Cybersecurity risks can best be managed individually and in isolation.

There are a limited number of enforced cybersecurity and physical security regulations.

Q94. What is the primary audience for Part 2-5 of the ISA/IEC 62443 Series – Policies & Procedures group of standards?

Asset owners

Service providers

Product suppliers

System integrators

Q95. What are the four documents that belong to the General category of the ISA-62443 (IEC 62443) series?

Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: Security program ratings; and Part 1-4: IACS security lifecycle and use cases

Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: Security technologies for IACS; and Part 1-4: IACS security lifecycle and use cases

Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: System security conformance metrics; and Part 1-4: IACS security lifecycle and use cases

Part 1-1: Terminology, concepts, and models; Part 1-2: Master glossary of terms and definitions; Part 1-
3: System security conformance metrics; and Part 1-4: Security program requirements for IACS service providers

Q96. In which layer is the physical address assigned?
Available Choices (select all choices that are correct)

Layer 1

Layer 2

Layer 3

Layer 7

Q97. Which of the following BEST describes ‘Vulnerability’?

An exploitable flaw in management

An event that could breach security

The potential for violation of security

The result that occurs from a particular incident

Q98. A company is developing an automation solution and wants to align its cybersecurity efforts with ISA/IEC
62443 standards. Which lifecycle phases should be integrated into their project plan to cover both security and automation solution security comprehensively?

All phases

Design and Implement phases

Verification and Validation phase only

Operate and Maintain phases exclusively