Authentic ISA ISA-IEC-62443 Exam Dumps PDF - Nov-2023 Updated
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NEW QUESTION # 24
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 # 25
Which is a commonly used protocol for managing secure data transmission on the Internet?
Available Choices (select all choices that are correct)
- A. Microsoft Point-to-Point Encryption
- B. Secure Sockets Layer
- C. Datagram Transport Layer Security (DTLS)
- D. Secure Telnet
Answer: B
NEW QUESTION # 26
Which factor drives the selection of countermeasures?
Available Choices (select all choices that are correct)
- A. Output from a risk assessment
- B. Foundational requirements
- C. Security levels
- D. System design
Answer: A
NEW QUESTION # 27
Which of the following PRIMARILY determines access privileges for user accounts?
Available Choices (select all choices that are correct)
- A. Users' desire for ease of use
- B. Common practice
- C. Authorization security policy
- D. Technical capability
Answer: C
NEW QUESTION # 28
What does the abbreviation CSMS round in ISA 62443-2-1 represent?
Available Choices (select all choices that are correct)
- A. Control System Monitoring System
- B. Cyber Security Monitoring System
- C. Cyber Security Management System
- D. Control System Management System
Answer: C
NEW QUESTION # 29
Which is a common pitfall when initiating a CSMS program?
Available Choices (select all choices that are correct)
- A. Failure to relate to the mission of the organization
- B. Immediate jump into detailed risk assessment
- C. Organizational lack of communication
- D. Insufficient documentation due to lack of good follow-up
Answer: A
NEW QUESTION # 30
Who must be included in a training and security awareness program?
Available Choices (select all choices that are correct)
- A. Vendors and suppliers
- B. All personnel
- C. Employees
- D. Temporary staff
Answer: B
NEW QUESTION # 31
Which of the following is the underlying protocol for Ethernet/IP?
Available Choices (select all choices that are correct)
- A. Highway Addressable Remote Transducer (HART)
- B. Common Industrial Protocol
- C. Building Automation and Control Network (BACnet)
- D. Object Linking and Embedding (OLE) for Process Control
Answer: B
NEW QUESTION # 32
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. FTP
- B. Web browser
- C. Remote desktop
- D. Vulnerability scanner
Answer: D
NEW QUESTION # 33
Which statement is TRUE regarding Intrusion Detection Systems (IDS)?
Available Choices (select all choices that are correct)
- A. They are very inexpensive to design and deploy.
- B. They require a small amount of care and feeding
- C. Modern IDS recognize IACS devices by default.
- D. They are effective against known vulnerabilities.
Answer: C
NEW QUESTION # 34
What is the name of the missing layer in the Open Systems Interconnection (OSI) model shown below?
- A. Transport
- B. Control
- C. User
- D. Protocol
Answer: A
NEW QUESTION # 35
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)
- A. Design and implementation are performed by the same team.
- B. Configuration settings are made by one party and self-reviewed using a checklist.
- C. Developers write and then test their own code.
- D. Changes are approved by one party and implemented by another.
Answer: D
NEW QUESTION # 36
What does Layer 1 of the ISO/OSI protocol stack provide?
Available Choices (select all choices that are correct)
- A. The electrical and physical specifications of the data connection
- B. Data encryption, routing, and end-to-end connectivity
- C. Framing, converting electrical signals to data, and error checking
- D. User applications specific to network applications such as reading data registers in a PLC
Answer: A
NEW QUESTION # 37
Which statement is TRUE reqardinq application of patches in an IACS environment?
Available Choices (select all choices that are correct)
- A. Patches should be applied within one month of availability.
- B. Patches never should be applied in an IACS environment.
- C. Patches should be applied based on the organization's risk assessment.
- D. Patches should be applied as soon as they are available.
Answer: C
NEW QUESTION # 38
Which of the following is the BEST reason for periodic audits?
Available Choices (select all choices that are correct)
- A. To validate that security policies and procedures are performing
- B. To confirm audit procedures
- C. To adhere to a published or approved schedule
- D. To meet regulations
Answer: A
NEW QUESTION # 39
Which is one of the PRIMARY goals of providing a framework addressing secure product development
life-cycle requirements?
Available Choices (select all choices that are correct)
- A. Well-documented security policies and procedures
- B. Defense-in-depth approach to designing
- C. Aligned needs of industrial users
- D. Aligned development process
Answer: B
NEW QUESTION # 40
What are three possible entry points (pathways) that could be used for launching a cyber attack?
Available Choices (select all choices that are correct)
- A. LAN, portable media, and hard drives
- B. LAN, power source, and wireless OD.
- C. LAN, WAN, and hard drive
- D. LAN, portable media, and wireless
Answer: D
NEW QUESTION # 41
What are the four main categories for documents in the ISA-62443 (IEC 62443) series?
Available Choices (select all choices that are correct)
- A. Assessment. Mitigation. Documentation, and Maintenance
- B. General. Policies and Procedures. System, and Component
- C. End-User, Integrator, Vendor, and Regulator
- D. People. Processes. Technology, and Training
Answer: B
NEW QUESTION # 42
Which is the implementation of PROFIBUS over Ethernet for non-safetv-related communications?
Available Choices (select all choices that are correct)
- A. PROF1SAFE
- B. PROFIBUS DP
- C. PROFINET
- D. PROFIBUS PA
Answer: C
NEW QUESTION # 43
Security Levels (SLs) are broken down into which three types?
Available Choices (select all choices that are correct)
- A. Target.capacity, and achieved
- B. SL-1, SL-2, and SL-3
- C. Target.capability, and achieved
- D. Target.capability, and availability
Answer: C
NEW QUESTION # 44
What is OPC?
Available Choices (select all choices that are correct)
- A. An open standard serial communications protocol widely used in industrial manufacturing environments
- B. An open standard protocol for real-time field bus communication between automation technology
devices - C. A vendor-specific proprietary protocol for the communication of real-time plant data between control devices
- D. An open standard protocol for the communication of real-time data between devices from different
manufacturers
Answer: D
NEW QUESTION # 45
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