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IT-705 · IoT Lab/Important Questions

IoT Lab (IT-705) - Important Questions

  1. Unit 210 Marks High Priority

    Write firmware to read a sensor and publish readings to an MQTT broker (include topic structure and QoS).

    Core microcontroller-firmware task integrating sensor readout with MQTT publish. Repeated 4 times in past analytics.

  2. Unit 47 Marks Medium Priority

    Draw and explain the block diagram of an end-to-end IoT system (sensor 12 edge 12 cloud 12 dashboard).

    Fundamental conceptual question covering end-to-end IoT architecture and data flow between sensor, edge, cloud and dashboard.

  3. Unit 110 Marks Medium Priority

    Calculate ADC code, resolution and voltage for a given ADC specification and input voltage.

    Classical ADC calculation problem: compute code, resolution and corresponding voltages from ADC specs and input voltage.

  4. Unit 37 Marks Medium Priority

    Compare MQTT and HTTP for an IoT use case and justify the choice.

    Comparative analysis of two common IoT application protocols, expected in theory/application style answers.

  5. Unit 57 Marks Medium Priority

    Estimate device battery life given duty cycle, transmit current, sleep current and battery capacity.

    Practical estimation problem for power management: battery life given duty cycle and currents. Common in lab exams.

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