ISA/IEC 62443 Practice Question: An oil pipeline company has SCADA systems spread across 500 miles.... | CyberCertPrep

ISA/IECISA/IEC 62443IEC 62443: Zones, Conduits & Security LevelsEASYFree question

An oil pipeline company has SCADA systems spread across 500 miles. Can geographically dispersed assets be in the same zone?

A.Yes, if they share common security requirements and are connected via secured conduits
B.No, zones must be in one building
C.No, each remote site must be its own zone
D.Yes, but only if they use the same vendor

Why A is correct

Zones can span geographic locations if the assets share common security requirements, though the conduits between them must be properly secured.

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Where this fits in the ISA/IEC 62443 exam

IEC 62443: Zones, Conduits & Security Levels

Zones and conduits partitioning model, security levels (SL 1-4), target vs. achieved vs. capability security levels.

This question belongs to the "Zones, Conduits & Security Levels" domain, which makes up about 20% of the ISA/IEC 62443 exam.

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An oil pipeline company has SCADA systems spread across 500 miles. Can geographically dispersed assets be in the same zone?

Where this fits in the ISA/IEC 62443 exam

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