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ISA-IEC-62443 Exam Dumps - ISA/IEC 62443 Cybersecurity Fundamentals Specialist

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Question # 17

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.

Aligned development process

B.

Aligned needs of industrial users

C.

Well-documented security policies and procedures

D.

Defense-in-depth approach to designing

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Question # 18

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 as soon as they are available.

B.

Patches should be applied within one month of availability.

C.

Patches never should be applied in an IACS environment.

D.

Patches should be applied based on the organization's risk assessment.

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Question # 19

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.

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Question # 20

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.

Changes are approved by one party and implemented by another.

B.

Configuration settings are made by one party and self-reviewed using a checklist.

C.

Developers write and then test their own code.

D.

Design and implementation are performed by the same team.

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Question # 21

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 informative references.

B.

They are used as normative references.

C.

They are under consideration for future use.

D.

They are not used.

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Question # 22

At Layer 4 of the Open Systems Interconnection (OSI) model, what identifies the application that will handle a packet inside a host?

Available Choices (select all choices that are correct)

A.

ATCP/UDP application ID

B.

A TCP/UDP host ID

C.

ATCP/UDP port number

D.

ATCP/UDP registry number

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Question # 23

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 developing into a network of air-gapped systems

B.

IACS evolving into a number of closed proprietary systems

C.

IACS using equipment designed for measurement and control

D.

IACS becoming integrated with business and enterprise systems

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Question # 24

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

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