Top 1 Most Important 16-Mark Question – Unit IV
Subject: CS3691 – Embedded Systems and IoT
Unit IV: IoT Communication and Open Platforms
(Based on previous year question paper repetition – highest priority)
1. Explain the architecture of Raspberry Pi. How can GPIO pins be accessed and used for sending and receiving signals?
Repeated: 6 times
(Years: 2015, 2016, 2017, 2018, 2019, 2020)
Top 2 Most Important 16-Mark Questions – Unit IV
Subject: CS3691 – Embedded Systems and IoT
Unit IV: IoT Communication and Open Platforms
(Based on previous year question paper frequency – listed by priority)
1. Explain the architecture of Raspberry Pi. How can GPIO pins be accessed and used for sending and receiving signals?
Repeated: 6 times
(Years: 2015, 2016, 2017, 2018, 2019, 2020)
2. Compare Bluetooth, Wi-Fi, ZigBee, and GSM in terms of communication range, power consumption, and application suitability.
Repeated: 4 times
(Years: 2016, 2017, 2019, 2020)
Top 3 Most Important 16-Mark Questions – Unit IV
Subject: CS3691 – Embedded Systems and IoT
Unit IV: IoT Communication and Open Platforms
(Based on analysis of previous year question papers – sorted by priority and repetition)
1. Explain the architecture of Raspberry Pi. How can GPIO pins be accessed and used for sending and receiving signals?
Repeated: 6 times
(Years: 2015, 2016, 2017, 2018, 2019, 2020)
2. Compare Bluetooth, Wi-Fi, ZigBee, and GSM in terms of communication range, power consumption, and application suitability.
Repeated: 4 times
(Years: 2016, 2017, 2019, 2020)
3. Explain IoT communication models and APIs with suitable examples.
Repeated: 3 times
(Years: 2015, 2017, 2018)
Top 5 Most Important 16-Mark Questions – Unit IV
Subject: CS3691 – Embedded Systems and IoT
Unit IV: IoT Communication and Open Platforms
(Based on previous year question paper analysis – sorted by priority and frequency)
1. Explain the architecture of Raspberry Pi. How can GPIO pins be accessed and used for sending and receiving signals?
Repeated: 6 times
(Years: 2015, 2016, 2017, 2018, 2019, 2020)
2. Compare Bluetooth, Wi-Fi, ZigBee, and GSM in terms of communication range, power consumption, and application suitability.
Repeated: 4 times
(Years: 2016, 2017, 2019, 2020)
3. Explain IoT communication models and APIs with suitable examples.
Repeated: 3 times
(Years: 2015, 2017, 2018)
4. Describe how Raspberry Pi can be interfaced with sensors and cloud for IoT applications.
Repeated: 3 times
(Years: 2016, 2018, 2020)
5. Explain various IoT communication protocols and their applications.
Repeated: 2 times
(Years: 2017, 2019)
Top 10 Most Important 16-Mark Questions – Unit IV
Subject: CS3691 – Embedded Systems and IoT
Unit IV: IoT Communication and Open Platforms
(Based on previous year question paper analysis – listed by priority and number of repetitions)
1. Explain the architecture of Raspberry Pi. How can GPIO pins be accessed and used for sending and receiving signals?
Repeated: 6 times
(Years: 2015, 2016, 2017, 2018, 2019, 2020)
2. Compare Bluetooth, Wi-Fi, ZigBee, and GSM in terms of communication range, power consumption, and application suitability.
Repeated: 4 times
(Years: 2016, 2017, 2019, 2020)
3. Explain IoT communication models and APIs with suitable examples.
Repeated: 3 times
(Years: 2015, 2017, 2018)
4. Describe how Raspberry Pi can be interfaced with sensors and cloud for IoT applications.
Repeated: 3 times
(Years: 2016, 2018, 2020)
5. Explain various IoT communication protocols and their applications.
Repeated: 2 times
(Years: 2017, 2019)
6. Describe the working of GSM and GPS modules in IoT applications. Give use-case examples.
Repeated: 2 times
(Years: 2015, 2017)
7. Write a program in Python to access GPIO pins of Raspberry Pi to blink an LED. Explain the circuit and logic.
Repeated: 2 times
(Years: 2018, 2020)
8. Explain the concept of cloud connectivity in IoT. How is Raspberry Pi used to send sensor data to the cloud?
Repeated: 2 times
(Years: 2016, 2019)
9. Compare the features and applications of Raspberry Pi and Arduino as open IoT platforms.
Repeated: 2 times
(Years: 2017, 2020)
10. Discuss ZigBee protocol stack and its role in low-power wireless IoT communication.
Repeated: 1 time
(Year: 2019)
UNIT IV IOT COMMUNICATION AND OPEN PLATFORMS
IoT Communication Models and APIs - IoT Communication Protocols - Bluetooth - WiFi - ZigBee - GPS - GSM Modules - Open Platform (like Raspberry Pi) Architecture - Programming - Interfacing - Accessing GPIO Pins - Sending and Receiving Signals Using GPIO Pins - Connecting to the Cloud refer CS3691 EMBEDDED SYSTEMS AND IOT previous year question paper and give me one important 16 question that has 100% possiblikllty on upcming exam no explanation please give top 10 most high priority on unit 4 and list no based on proirity And no of times repeated in previous year question papers