[Jan 27, 2025] ISA-IEC-62443 Test Prep Training Practice Exam Questions Practice Tests [Q29-Q43]

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[Jan 27, 2025] ISA-IEC-62443 Test Prep Training Practice Exam Questions Practice Tests

Exam Questions Answers Braindumps ISA-IEC-62443 Exam Dumps PDF Questions

NO.29 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)

Application layer

Data link layer

Session layer

Transport layer

NO.30 Which of the following ISA-99 (IEC 62443) Reference Model levels is named correctly?
Available Choices (select all choices that are correct)

Level 1: Supervisory Control

Level 2: Quality Control

Level 3: Operations Management

Level 4: Process

NO.31 How many security levels are in the ISASecure certification program?
Available Choices (select all choices that are correct)

NO.32 Why is OPC Classic considered firewall unfriendly?
Available Choices (select all choices that are correct)

OPC Classic uses DCOM, which dynamically assigns any port between 1024 and 65535.

OPC Classic is allowed to use only port 80.

OPC Classic works with control devices from different manufacturers.

OPC Classic is an obsolete communication standard.

NO.33 What are the two sublayers of Layer 2?
Available Choices (select all choices that are correct)

HIDS and NIDS

LLC and MAC

OPC and DCOM

VLAN and VPN

NO.34 Which of the following is an element of monitoring and improving a CSMS?
Available Choices (select all choices that are correct)

Increase in staff training and security awareness

Restricted access to the industrial control system to an as-needed basis

Significant changes in identified risk round in periodic reassessments

Review of system logs and other key data files

NO.35 What is a feature of an asymmetric key?
Available Choices (select all choices that are correct)

Uses a continuous stream

Uses different keys

Shares the same key OD.

Has lower network overhead

NO.36 What does Layer 1 of the ISO/OSI protocol stack provide?
Available Choices (select all choices that are correct)

Data encryption, routing, and end-to-end connectivity

Framing, converting electrical signals to data, and error checking

The electrical and physical specifications of the data connection

User applications specific to network applications such as reading data registers in a PLC

NO.37 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)

NO.38 How many security levels are in the ISASecure certification program?
Available Choices (select all choices that are correct)

NO.39 What does the abbreviation CSMS round in ISA 62443-2-1 represent?
Available Choices (select all choices that are correct)

Control System Management System

Control System Monitoring System

Cyber Security Management System

Cyber Security Monitoring System

NO.40 What is the definition of “defense in depth” when referring to
Available Choices (select all choices that are correct)

Using countermeasures that have intrinsic technical depth.

Aligning all resources to provide a broad technical gauntlet

Requiring a minimum distance requirement between security assets

Applying multiple countermeasures in a layered or stepwise manner

NO.41 What is the purpose of ISO/IEC 15408 (Common Criteria)?
Available Choices (select all choices that are correct)

To define a security management organization

To describe a process for risk management

To define a product development evaluation methodology

To describe what constitutes a secure product

NO.42 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)

Aligned development process

Aligned needs of industrial users

Well-documented security policies and procedures

Defense-in-depth approach to designing

NO.43 Safety management staff are stakeholders of what security program development?
Available Choices (select all choices that are correct)

CSMS

SPRP

CSA

ERM

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[Jan 27, 2025] ISA-IEC-62443 Test Prep Training Practice Exam Questions Practice Tests [Q29-Q43]

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