ISA-IEC-62443 試験問題を無料オンラインアクセス

Which of the following starts at a high level and includes all ANSI/ISA-95 Level 0,1,2,3,4 equipment and information systems?

• A.Asset model
• B.Reference model
• C.Reference architecture
• D.Zone model

What is recommended to use between the plant floor and the rest of the company networks?

• A.Router
• B.Firewall
• C.Hub
• D.Switch

Which of the following PRIMARILY determines access privileges for user accounts?
Available Choices (select all choices that are correct)

• A.Authorization security policy
• B.Technical capability
• C.Common practice
• D.Users' desire for ease of use

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 registry number
• B.A TCP/UDP host ID
• C.ATCP/UDP application ID
• D.ATCP/UDP port number

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

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