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Updated Aug 24, 2023 30 Questions 2 Pages

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Question 16 Selectable Answer

Which activity is part of establishing policy, organization, and awareness?
Available Choices (select all choices that are correct)

A. Communicate policies.
B. Establish the risk tolerance.
C. Identify detailed vulnerabilities.
D. Implement countermeasures.

Answer:

Question 17 Selectable Answer

Which layer in the Open Systems Interconnection (OSI) model would include the use of the File Transfer Protocol (FTP)?
Available Choices (select all choices that are correct)

A. Application layer
B. Data link layer
C. Session layer
D. Transport layer

Answer:

Question 18 Selectable Answer

What is the name of the missing layer in the Open Systems Interconnection (OSI) model shown below?

A. Control
B. Protocol
C. Transport
D. User

Answer:

Question 19 Selectable Answer

Safety management staff are stakeholders of what security program development?
Available Choices (select all choices that are correct)

A. CSMS
B. SPRP
C. CSA
D. ERM

Answer:

Question 20 Selectable Answer

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

Answer:

Question 21 Selectable Answer

Which of the following is the BEST example of detection-in-depth best practices?
Available Choices (select all choices that are correct)

A. Firewalls and unexpected protocols being used
B. IDS sensors deployed within multiple zones in the production environment
C. Role-based access control and unusual data transfer patterns
D. Role-based access control and VPNs

Answer:

Question 22 Selectable Answer

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

A. All assets in the zone must be from the same vendor.
B. All assets in the zone must share the same security requirements.
C. All assets in the zone must be at the same level in the Purdue model.
D. All assets in the zone must be physically located in the same area.

Answer:

Question 23 Selectable Answer

Why is patch management more difficult for IACS than for business systems?
Available Choices (select all choices that are correct)

A. Overtime pay is required for technicians.
B. Many more approvals are required.
C. Patching a live automation system can create safety risks.
D. Business systems automatically update.

Answer:

Question 24 Selectable Answer

Which is a PRIMARY reason why network security is important in IACS environments?
Available Choices (select all choices that are correct)

A. PLCs are inherently unreliable.
B. PLCs are programmed using ladder logic.
C. PLCs use serial or Ethernet communications methods.
D. PLCs under cyber attack can have costly and dangerous impacts.

Answer:

Question 25 Selectable Answer

Which organization manages the ISA Secure conformance certification program?
Available Choices (select all choices that are correct)

A. American Society for Industrial Security
B. Automation Federation
C. National Institute of Standards and Technology
D. Security Compliance Institute

Answer:

Question 26 Selectable Answer

What is OPC?
Available Choices (select all choices that are correct)

A. An open standard protocol for real-time field bus communication between automation technology devices
B. An open standard protocol for the communication of real-time data between devices from different manufacturers
C. An open standard serial communications protocol widely used in industrial manufacturing environments
D. A vendor-specific proprietary protocol for the communication of real-time plant data between control devices

Answer:

Question 27 Selectable Answer

Which of the following is a recommended default rule for IACS firewalls?
Available Choices (select all choices that are correct)

A. Allow all traffic by default.
B. Allow IACS devices to access the Internet.
C. Allow traffic directly from the IACS network to the enterprise network.
D. Block all traffic by default.

Answer:

Question 28 Selectable Answer

How many element qroups are in the "Addressinq Risk" CSMS cateqorv?
Available Choices (select all choices that are correct)

A. 2
B. 3
C. 4
D. 5

Answer:

Question 29 Selectable Answer

Which of the following attacks relies on a human weakness to succeed?
Available Choices (select all choices that are correct)

A. Denial-of-service
B. Phishing
C. Escalation-of-privileges
D. Spoofing

Answer:

Question 30 Selectable Answer

Authorization (user accounts) must be granted based on which of the following?
Available Choices (select all choices that are correct)

A. Individual preferences
B. Common needs for large groups
C. Specific roles
D. System complexity

Answer:

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ISA-IEC-62443

ISA
ISA/IEC 62443 Cybersecurity Fundamentals Specialist

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