Exam ISA ISA-IEC-62443 Dumps - Guide ISA-IEC-62443 Torrent

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ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions (Q60-Q65):

NEW QUESTION # 60
Which is the PRIMARY responsibility of the network layer of the Open Systems Interconnection (OSI)
model?
Available Choices (select all choices that are correct)

A. Forwards packets, including routing through intermediate routers
B. Provides the rules for framing, converting electrical signals to data
C. Gives transparent transfer of data between end users
D. Handles the physics of getting a message from one device to another

Answer: A

NEW QUESTION # 61
What are the four main categories for documents in the ISA-62443 (IEC 62443) series?
Available Choices (select all choices that are correct)

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

Answer: C

Explanation:
The ISA/IEC 62443 series of standards is organized into four main categories for documents, based on the topics and perspectives that they cover. These categories are: General, Policies and Procedures, System, and Component12.
* General: This category covers topics that are common to the entire series, such as terms, concepts, models, and overview of the standards1. For example, ISA/IEC 62443-1-1 defines the terminology, concepts, and models for industrial automation and control systems (IACS) security3.
* Policies and Procedures: This category focuses on methods and processes associated with IACS security, such as risk assessment, system design, security management, and security program development1. For example, ISA/IEC 62443-2-1 specifies the elements of an IACS security management system, which defines the policies, procedures, and practices to manage the security of IACS4.
* System: This category is about requirements at the system level, such as security levels, security zones, security lifecycle, and technical security requirements1. For example, ISA/IEC 62443-3-3 specifies the system security requirements and security levels for zones and conduits in an IACS5.
* Component: This category provides detailed requirements for IACS products, such as embedded devices, network devices, software applications, and host devices1. For example, ISA/IEC 62443-4-2 specifies the technical security requirements for IACS components, such as identification and authentication, access control, data integrity, and auditability.
The other options are not valid categories for documents in the ISA/IEC 62443 series of standards, as they either do not reflect the structure and scope of the standards, or they mix different aspects of IACS security that are covered by different categories. For example, end-user, integrator, vendor, and regulator are not categories for documents, but rather roles or stakeholders that are involved in IACS security. Assessment, mitigation, documentation, and maintenance are not categories for documents, but rather activities or phases that are part of the IACS security lifecycle. People, processes, technology, and training are not categories for documents, but rather elements or dimensions that are essential for IACS security.
References:
* ISA/IEC 62443 Series of Standards - ISA1
* IEC 62443 - Wikipedia2
* ISA/IEC 62443-1-1: Concepts and models3
* ISA/IEC 62443-2-1: Security management system4
* ISA/IEC 62443-3-3: System security requirements and security levels5
* ISA/IEC 62443-4-2: Technical security requirements for IACS components

NEW QUESTION # 62
Which of the following is a trend that has caused a significant percentage of security vulnerabilities?
Available Choices (select all choices that are correct)

A. IACS evolving into a number of closed proprietary systems
B. IACS using equipment designed for measurement and control
C. IACS becoming integrated with business and enterprise systems
D. IACS developing into a network of air-gapped systems

Answer: C

NEW QUESTION # 63
Why is OPC Classic considered firewall unfriendly?
Available Choices (select all choices that are correct)

A. OPC Classic is an obsolete communication standard.
B. OPC Classic uses DCOM, which dynamically assigns any port between 1024 and 65535.
C. OPC Classic works with control devices from different manufacturers.
D. OPC Classic is allowed to use only port 80.

Answer: B

NEW QUESTION # 64
Which of the following is an element of monitoring and improving a CSMS?
Available Choices (select all choices that are correct)

A. Increase in staff training and security awareness
B. Review of system logs and other key data files
C. Restricted access to the industrial control system to an as-needed basis
D. Significant changes in identified risk round in periodic reassessments

Answer: A,B

Explanation:
Monitoring and improving a Cybersecurity Management System (CSMS) as per ISA/IEC 62443 standards involves several key activities that ensure the system remains effective and responsive to emerging threats.
Two critical elements of this ongoing process are:
* A. Increase in staff training and security awareness:Regular training and increasing security awareness among staff are vital to maintaining a secure operating environment. This proactive measure helps in reducing human error and enhancing the ability to respond effectively to cybersecurity incidents.
* D. Review of system logs and other key data files:Continuous review and analysis of system logs and other relevant data files are essential for detecting, investigating, and responding to potential security incidents. This monitoring helps in identifying anomalies that may indicate a security breach or operational issues needing attention.

NEW QUESTION # 65
......

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Exam ISA ISA-IEC-62443 Dumps - Guide ISA-IEC-62443 Torrent

Guide ISA ISA-IEC-62443 Torrent & Latest ISA-IEC-62443 Real Test

ISA/IEC 62443 Cybersecurity Fundamentals Specialist Sample Questions (Q60-Q65):

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