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What Are the Key Phases in IoT Software Development Lifecycle?

Essential SDLC Stages for Building Reliable IoT Applications?

IoT software development lifecycle includes implementation, requirements gathering, and testing/maintenance phases to ensure robust, scalable systems from concept to ongoing operations.

Question

Identify the phases involved in the software development lifecycle for IoT applications.

A. Marketing strategy
B. User interface design
C. Implementation
D. Requirements gathering
E. Testing and Maintenance

Answer

C. Implementation
D. Requirements gathering
E. Testing and Maintenance

Explanation

Implementation (C) involves coding the firmware, cloud services, gateways, and user interfaces that form the IoT application’s core functionality, integrating hardware-software interactions critical to SDLC progression. Requirements gathering (D) captures functional, non-functional, security, and interoperability needs from stakeholders early, addressing IoT-specific complexities like real-time data and device constraints before design begins. Testing and Maintenance (E) validates end-to-end system reliability—unit, integration, performance, security—followed by ongoing monitoring, updates, and scalability adjustments essential for deployed IoT ecosystems handling continuous data flows. Marketing strategy (A) and user interface design (B) represent business or specialized sub-activities, not core SDLC phases universal to IoT software lifecycles.