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NEW QUESTION # 39
Which of the following is an element of monitoring and improving a CSMS?
Available Choices (select all choices that are correct)
- A. Review of system logs and other key data files
- B. Increase in staff training and security awareness
- C. Significant changes in identified risk round in periodic reassessments
- D. Restricted access to the industrial control system to an as-needed basis
Answer: A
NEW QUESTION # 40
Electronic security, as defined in ANSI/ISA-99.00.01:2007. includes which of the following?
Available Choices (select all choices that are correct)
- A. Computers, networks, operating systems, applications, and other programmable configurable
components of the system - B. Security guidelines for the proper configuration of IACS PLCs and other programmable configurable
components of the system - C. Security guidelines for the proper configuration of IACS computers and operating systems
- D. Personnel, policies, and procedures related to the security of computers, networks. PLCs, and other
programmable configurable components of the system
Answer: D
NEW QUESTION # 41
Which of the following refers to internal rules that govern how an organization protects critical system
resources?
Available Choices (select all choices that are correct)
- A. Formal guidance
- B. Legislation
- C. Security policy
D- Code of conduct
Answer: C
NEW QUESTION # 42
After receiving an approved patch from the JACS vendor, what is BEST practice for the asset owner to
follow?
vailable Choices (select all choices that are correct)
- A. If no problems are experienced with the current IACS, it is not necessary to apply the patch.
- B. If a high priority, apply the patch at the first unscheduled outage.
- C. If a low priority, there is no need to apply the patch.
- D. If a medium priority, schedule the installation within three months after receipt.
Answer: D
NEW QUESTION # 43
What is the purpose of ISO/IEC 15408 (Common Criteria)?
Available Choices (select all choices that are correct)
- A. To describe what constitutes a secure product
- B. To define a security management organization
- C. To define a product development evaluation methodology
- D. To describe a process for risk management
Answer: C
NEW QUESTION # 44
The Risk Analysis category contains background information that is used where?
Available Choices (select all choices that are correct)
- A. (Elements external to the CSMS
- B. Only the Risk ID element
- C. Only the Assessment element
- D. Many other elements in the CSMS
Answer: B
NEW QUESTION # 45
What does the abbreviation CSMS round in ISA 62443-2-1 represent?
Available Choices (select all choices that are correct)
- A. Cyber Security Management System
- B. Cyber Security Monitoring System
- C. Control System Monitoring System
- D. Control System Management System
Answer: A
NEW QUESTION # 46
Which is a role of the application layer?
Available Choices (select all choices that are correct)
- A. Provides the mechanism for opening, closing, and managing a session between end-user application
processes - B. Includes protocols specific to network applications such as email, file transfer, and reading data registers
in a PLC - C. Delivers and formats information, possibly with encryption and security
- D. Includes user applications specific to network applications such as email, file transfer, and reading data
registers in a PLC
Answer: D
NEW QUESTION # 47
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. Data link layer
- B. Session layer
- C. Application layer
- D. Transport layer
Answer: C
NEW QUESTION # 48
Which is the BEST practice when establishing security zones?
Available Choices (select all choices that are correct)
- A. Assets within the same logical communication network should be in the same security zone.
- B. All components in a large or complex system should be in the same security zone.
- C. Security zones should contain assets that share common security requirements.
- D. Security zones should align with physical network segments.
Answer: C
NEW QUESTION # 49
Which of the following tools has the potential for serious disruption of a control network and should not be
used on a live system?
Available Choices (select all choices that are correct)
- A. Remote desktop
- B. Vulnerability scanner
- C. FTP
- D. Web browser
Answer: B
NEW QUESTION # 50
Which of the following ISA-99 (IEC 62443) Reference Model levels is named correctly?
Available Choices (select all choices that are correct)
- A. Level 4: Process
- B. Level 1: Supervisory Control
- C. Level 3: Operations Management
- D. Level 2: Quality Control
Answer: C
NEW QUESTION # 51
Within the National Institute of Standards and Technoloqv Cybersecuritv Framework v1.0 (NIST CSF), what
is the status of the ISA 62443 standards?
Available Choices (select all choices that are correct)
- A. They are used as normative references.
- B. They are used as informative references.
- C. They are under consideration for future use.
- D. They are not used.
Answer: B
NEW QUESTION # 52
Which of the following is an activity that should trigger a review of the CSMS?
Available Choices (select all choices that are correct)
- A. Organizational restructuring
- B. Budgeting
- C. New technical controls
- D. Security incident exposing previously unknown risk.
Answer: D
NEW QUESTION # 53
What is defined as the hardware and software components of an IACS?
Available Choices (select all choices that are correct)
- A. Electronic security
- B. Control system
- C. Cybersecuritv
- D. COTS software and hardware
Answer: B
NEW QUESTION # 54
Which policies and procedures publication is titled Patch Manaqement in the IACS Environment?
Available Choices (select all choices that are correct)
- A. ISA-TR62443-1-4
- B. ISA-62443-3-3
- C. ISA-62443-4-2
- D. ISA-TR62443-2-3
Answer: D
NEW QUESTION # 55
Which is a physical layer standard for serial communications between two or more devices?
Available Choices (select all choices that are correct)
- A. RS435
- B. RS235
- C. RS232
- D. RS432
Answer: A
NEW QUESTION # 56
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