Roadmap › 5. Automation & Industry 4.0 › Step 54
4.0
Industry 4.0 & IIoT — Smart Manufacturing Software
The four industrial revolutions and Industry 4.0 pillars, IIoT architecture (edge, gateway, cloud), MQTT and Sparkplug B, the unified namespace, ISA-95 and MES functions, OEE and downtime analytics, traceability and genealogy, time-series data, digital twins, predictive maintenance and AI, Azure/AWS IoT platforms, building it with .NET, and the Industry 4.0 interview questions.
Interview priority:★ Must know High priority — asked in almost every interview, learn firstMedium asked regularlyLow good to know
Module 1: Foundations
- 1.Industry 4.0 concepts and the smart factoryBasic ★ Must know
- 2.ISA-95, MES and what MES doesBasic ★ Must know
Module 2: IIoT Architecture and Protocols
- 3.IIoT reference architecture — device, edge, cloudIntermediate ★ Must know
- 4.MQTT, Sparkplug B and the Unified NamespaceIntermediate ★ Must know
Module 3: Manufacturing KPIs and Data
- 5.OEE — calculation, six big losses and downtime analysisIntermediate ★ Must know
- 6.Traceability, genealogy and quality (SPC)Intermediate ★ Must know
- 7.Time-series data at scaleIntermediate Medium
Module 4: Advanced Use Cases
- 8.Predictive maintenance and AI in manufacturingAdvanced ★ Must know
- 9.Digital twins and simulationAdvanced Medium
- 10.Building an Industry 4.0 platform with .NETAdvanced ★ Must know
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