ICT Revision MCQ Series (AL Grade 13) . 11 IOT applications

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ICT Revision MCQ Series – Master Your Knowledge with Interactive Questions

Introduction In today’s fast-paced learning environment, multiple-choice questions (MCQs) have become a powerful tool for quick revision and self-assessment. Our Revision MCQ Series is designed to help students reinforce their understanding of key concepts through well-structured MCQs.

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ICT Revision MCQ Series AL lesson 11 . AL ICT IOT applications
This quiz assesses your knowledge of Grade 13 ICT lessons and serves as a revision test for your A/L examination preparation. It helps reinforce key concepts and improve your understanding of important ICT topics.
Perfect for:
Sri Lankan AL ICT students revising core concepts.
Building a strong foundation for exams and practical applications.
Good luck! 🖥️📊

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Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
(a) IoT: Connects devices over the internet. (b) MDS: Used for prototyping electronic projects. (c) Cloud Server: Not a physical component of an MDS. (d) Sensors: Provide input data for MDS and IoT. (e) Monitor: Not essential for MDS programming. Choose the correct statements:
(a), (b), and (d)
(a), (b), and (c)
(b) and (d) only
All of the above
(a), (b), (d), and (e)

IoT connects devices, MDS supports prototyping, and sensors provide data. Cloud servers and monitors are not core MDS components.
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Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following statements correctly distinguishes between MDS and IoT applications? (a) MDS focuses on local hardware control, while IoT involves internet-based communication. (b) MDS requires cloud servers, while IoT does not. (c) IoT applications always use MDS hardware. (d) MDS cannot be used for remote control, while IoT can. (e) IoT is limited to sensor-based projects, while MDS is not. Choose the correct option:
(a) only
(a) and (c)
(a), (b), and (d)
All of the above
(a) and (d)

MDS controls local hardware, while IoT involves internet communication. IoT does not always require MDS, and both can use sensors or support remote control.
3 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
MDS and IoT are applied in various fields. In education, MDS supports _______ projects like LED control. In smart cities, IoT enables _______ systems like traffic management. For prototyping, _______ is used to test applications, and in healthcare, IoT facilitates _______ monitoring.
simple, smart, IDE, remote
complex, manual, hardware, local
internet, wired, software, basic
remote, traditional, compiler, fixed
online, complex, debugger, manual

MDS supports simple educational projects, IoT enables smart city systems, IDE is used for prototyping, and IoT supports remote healthcare monitoring.
4 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
What is the primary software tool used to program an MDS for IoT applications?
Web browser
Integrated Development Environment (IDE)
Word processor
Database software
Graphic editor

An IDE (e.g., Arduino IDE) provides tools to write, compile, and upload code to an MDS, enabling IoT application development.
5 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
What is the primary enabling technology for connecting an MDS to the internet in an IoT application?
USB cable
Wi-Fi module
Power supply
Digital output pin
Analog input pin

A Wi-Fi module (e.g., ESP8266) allows an MDS to connect to the internet, enabling IoT applications like remote device control.
6 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following statements correctly describe the role of a Wi-Fi module in an IoT application using an MDS? (a) It enables communication between the MDS and the internet. (b) It replaces the microcontroller for processing tasks. (c) It collects environmental data for IoT applications. (d) It facilitates secure data transmission to cloud servers. (e) It powers the entire IoT system. Choose the correct option:
(a) and (d) only
(a), (b), and (d)
(a), (c), and (d)
All of the above
(a) only

The Wi-Fi module enables internet communication and supports secure data transmission, but it does not process data, collect environmental data, or power the system.
7 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Match the following MDS components with their functions: (a) Analog Input (b) Digital Output (c) USB Port (d) Reset Switch Functions: (1) Reads variable signals from sensors (2) Sends binary signals to devices (3) Connects to a computer for programming (4) Restarts the microcontroller Choose the correct match:
(a-1, b-2, c-3, d-4)
(a-3, b-1, c-4, d-2)
(a-2, b-4, c-1, d-3)
(a-4, b-2, c-3, d-1)
(a-1, b-3, c-2, d-4)

Analog input reads sensor signals, digital output controls devices, USB port enables programming, and the reset switch restarts the microcontroller.
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Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following cannot be achieved using an IoT application with an MDS in a typical setup?
Remote control of a television
Monitoring room temperature via a smartphone
Performing complex AI computations locally
Detecting door status remotely
Controlling lights based on light intensity

IoT with MDS supports remote control and monitoring but lacks the processing power for complex AI computations, which require powerful servers or PCs.
9 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
What is the primary method for connecting an Arduino board to a computer for programming?
Bluetooth
USB connectivity
Ethernet cable
Infrared
Radio waves

USB connectivity is the standard method for connecting an Arduino to a computer, allowing code to be uploaded via an IDE like Arduino IDE.
10 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Match the following IoT application components for a smart thermostat using an MDS: (a) ESP8266 (b) Temperature Sensor (c) Relay Module (d) Smartphone App Functions: (1) Controls heating/cooling device (2) Sends user commands (3) Measures room temperature (4) Connects to the internet Choose the correct match:
(a-4, b-3, c-1, d-2)
(a-1, b-2, c-3, d-4)
(a-2, b-4, c-1, d-3)
(a-3, b-1, c-4, d-2)
(a-4, b-3, c-2, d-1)

ESP8266 provides internet connectivity, the sensor measures temperature, the relay controls the device, and the app sends user commands.
11 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
What is the primary hardware platform used in Microprocessor Development Systems (MDS) for developing simple applications?
Desktop computer
Arduino board
Smartphone
Cloud server
Printer

Arduino boards are primary MDS platforms used for prototyping and developing simple electronic applications, such as controlling LEDs or sensors, due to their programmable microcontrollers.
12 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following tasks cannot be accomplished using a Raspberry Pi as an MDS in a typical project?
Controlling a fan based on temperature
Running a complex video editing software
Detecting light intensity with an LDR
Developing an IoT application
Programming a door open/close sensor

Raspberry Pi is suited for simple MDS and IoT projects but lacks the processing power for complex software like video editing, which requires a full desktop PC.
13 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Match the following MDS applications with their sensors/components: (a) LED Control (b) Door Detection (c) Temperature Fan (d) Light Intensity Functions: (1) Magnetic switch (2) Temperature sensor (3) Digital output pin (4) Light Dependent Resistor (LDR) Choose the correct match:
(a-3, b-1, c-2, d-4)
(a-1, b-3, c-4, d-2)
(a-2, b-4, c-1, d-3)
(a-4, b-2, c-3, d-1)
(a-3, b-2, c-1, d-4)

LED control uses a digital output pin, door detection uses a magnetic switch, fan control uses a temperature sensor, and light intensity uses an LDR.
14 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following statements correctly describes the integration of MDS and IoT? (a) MDS provides local processing, while IoT adds internet connectivity. (b) IoT applications require cloud servers, while MDS does not. (c) MDS cannot support Wi-Fi modules for IoT applications. (d) IoT eliminates the need for sensors in MDS projects. (e) MDS and IoT both require high-performance processors. Choose the correct option:
(a) only
(a) and (b)
(a), (b), and (c)
All of the above
(a) and (d)

MDS handles local processing, and IoT adds internet connectivity. IoT may use cloud servers, but MDS can support Wi-Fi and sensors, and neither requires high-performance processors.
15 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
For an IoT-based smart irrigation system using an MDS, which of the following correctly represents the input, process, and output?
Input: Soil moisture sensor; Process: Comparing moisture to threshold; Output: Activating water pump.
Input: Water pump status; Process: Checking pump health; Output: Moisture reading.
Input: Weather forecast; Process: Predicting rain; Output: Pump activation.
Input: Time of day; Process: Scheduling irrigation; Output: Moisture control.
Input: User preference; Process: Verifying settings; Output: Pump speed adjustment.

The soil moisture sensor provides input, the MDS processes it against a threshold, and the output activates the water pump for irrigation.
16 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following advanced features cannot be easily implemented using a basic Arduino in an IoT application?
Remote light control via a smartphone
Real-time video analytics with AI
Temperature monitoring with cloud storage
Door status alerts via email
Fan control based on humidity

Basic Arduino lacks the processing power and memory for real-time video analytics with AI, which demands high computational resources, unlike simple IoT tasks.
17 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
(a) Arduino: Used for controlling LEDs and sensors. (b) Raspberry Pi: Supports complex applications like IoT systems. (c) Desktop PC: Not typically used as an MDS for simple sensor-based projects. (d) ESP8266: Enables Wi-Fi connectivity for IoT applications. (e) Printer: Not used for programming or sensor control. Choose the correct statements:
(a), (b), and (d)
(a), (b), and (c)
(b) and (d) only
All of the above
(a), (b), (d), and (e)

Arduino and Raspberry Pi are MDS platforms, and ESP8266 supports IoT connectivity. Desktop PCs and printers are not typically used for MDS tasks.
18 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
What is the primary challenge in integrating an MDS with IoT for a remote switch application?
High processing power requirements
Ensuring stable internet connectivity
Lack of sensors for input
Complex hardware assembly
Limited software support

Stable internet connectivity is a key challenge in IoT, as unreliable Wi-Fi can disrupt remote control functionality in MDS-IoT systems.
19 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
For a smart home system using an MDS to control a fan based on room temperature, which of the following correctly represents the input, process, and output?
Input: Temperature sensor; Process: Comparing temperature to threshold; Output: Activating fan.
Input: Fan motor; Process: Reading fan speed; Output: Temperature reading.
Input: Room size; Process: Calculating air flow; Output: Fan activation.
Input: Time of day; Process: Scheduling fan; Output: Temperature control.
Input: User command; Process: Verifying command; Output: Fan speed adjustment.

The temperature sensor provides input, the MDS processes it by comparing it to a threshold, and the output is activating the fan if the temperature is high.
20 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
For an IoT system that remotely controls a light bulb using an Arduino, which of the following represents the input, process, and output?
Input: User command via app; Process: Sending command over Wi-Fi; Output: Light on/off.
Input: Light bulb status; Process: Checking bulb health; Output: User notification.
Input: Room brightness; Process: Adjusting light intensity; Output: Wi-Fi signal.
Input: Time schedule; Process: Verifying time; Output: Light activation.
Input: Wi-Fi signal; Process: Decoding signal; Output: User command.

The user’s command (input) is processed by sending it over Wi-Fi, and the output is turning the light bulb on or off.
21 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following cannot be considered a direct application of integrating an MDS with an IoT system in a smart classroom setting?
Controlling classroom lights remotely via an app
Performing real-time genetic sequence analysis
Monitoring room temperature with cloud-based alerts
Detecting door status with IoT notifications
Automating fan speed based on temperature

Genetic sequence analysis requires high computational power, which is beyond the capabilities of MDS and IoT systems designed for simple control and monitoring tasks in a classroom.
22 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following statements correctly describes the role of a microprocessor in an MDS? (a) It executes programmed instructions. (b) It stores large amounts of data like a hard drive. (c) It processes input signals to produce outputs. (d) It connects directly to the internet. (e) It replaces sensors in applications. Choose the correct option:
(a) and (c) only
(a), (b), and (d)
(a), (c), and (d)
All of the above
(a) only

The microprocessor executes instructions and processes inputs to produce outputs, but it does not store large data, connect directly to the internet, or replace sensors.
23 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
(a) Sensors: Collect data like temperature or light intensity. (b) Wi-Fi Module: Enables internet connectivity for IoT. (c) Desktop PC: Primary platform for IoT programming. (d) Relay Module: Controls high-power devices in IoT. (e) Hard Drive: Stores sensor data locally in IoT systems. Choose the correct statements:
(a), (b), and (d)
(a), (b), and (c)
(b) and (d) only
All of the above
(a), (b), (d), and (e)

Sensors, Wi-Fi modules, and relay modules are key IoT components. Desktop PCs and hard drives are not typically used for IoT programming or local storage.
24 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Which of the following cannot be directly performed using a Microprocessor Development System like Arduino in a classroom setting?
Programming a temperature sensor
Controlling an LED remotely via the internet
Conducting a chemical experiment in a laboratory
Detecting door open/close status
Reading light intensity with an LDR

MDS like Arduino are designed for electronic and programming tasks, such as sensor control, but cannot perform physical chemical experiments, which require laboratory equipment.
25 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Match the following IoT components with their functions: (a) Microcontroller (b) Wi-Fi Module (c) Sensor (d) Cloud Server Functions: (1) Processes data and executes commands (2) Provides internet connectivity (3) Collects environmental data (4) Stores and analyzes data remotely Choose the correct match:
(a-1, b-2, c-3, d-4)
(a-3, b-1, c-4, d-2)
(a-2, b-4, c-1, d-3)
(a-4, b-2, c-3, d-1)
(a-1, b-3, c-2, d-4)

The microcontroller processes data, the Wi-Fi module enables connectivity, sensors collect data, and the cloud server stores/analyzes data.
26 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
Microprocessor Development Systems (MDS) are widely used in education. In classroom projects, MDS enables _______ applications like controlling LEDs. In IoT, MDS facilitates _______ device control. For prototyping, _______ is used to write code, and in automation, MDS supports _______ systems like door detection.
simple, remote, IDE, smart
complex, local, compiler, manual
internet, wired, software, traditional
remote, manual, hardware, basic
online, complex, debugger, fixed

MDS supports simple classroom projects (e.g., LEDs), remote IoT control, coding via IDE, and smart automation like door detection.
27 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
IoT and MDS transform industries. In agriculture, IoT enables _______ irrigation systems. In smart homes, MDS supports _______ device control. For connectivity, _______ modules are critical, and in security, IoT facilitates _______ monitoring.
smart, simple, Wi-Fi, remote
manual, local, USB, basic
traditional, complex, Ethernet, local
fixed, wired, Bluetooth, manual
automated, internet, IDE, fixed

IoT enables smart irrigation, MDS supports simple home control, Wi-Fi modules provide connectivity, and IoT facilitates remote security monitoring.
28 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
For a smart security system using an MDS to detect door status, which of the following represents the input, process, and output?
Input: Magnetic switch; Process: Checking switch state; Output: Sending alert to app.
Input: Alert message; Process: Sending to user; Output: Door status.
Input: Door size; Process: Calculating position; Output: Alert signal.
Input: Time of event; Process: Logging event; Output: Door activation.
Input: User command; Process: Verifying access; Output: Switch state.

The magnetic switch provides input, the MDS processes its state, and the output is an alert to a smartphone app for security monitoring.
29 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
(a) Cloud Server: Stores IoT sensor data remotely. (b) Microcontroller: Processes data locally in IoT systems. (c) Desktop PC: Primary hardware for IoT device control. (d) Wi-Fi Module: Enables internet connectivity. (e) Relay Module: Controls high-power IoT devices. Choose the correct statements:
(a), (b), (d), and (e)
(a), (b), and (c)
(b) and (d) only
All of the above
(a), (b), and (d)

Cloud servers, microcontrollers, Wi-Fi modules, and relays are IoT components. Desktop PCs are not primary IoT hardware.
30 / 30
Category: Revision MCQ AL Grade 13 Lesion 11
Select Your Preferred Language 😊
The Internet of Things (IoT) enhances various applications. In smart homes, IoT enables _______ control of devices. In agriculture, IoT supports _______ monitoring. For MDS integration, _______ modules provide connectivity, and in automation, IoT facilitates _______ systems.
remote, environmental, Wi-Fi, smart
manual, soil, USB, basic
local, crop, Ethernet, traditional
wired, weather, Bluetooth, manual
online, plant, IDE, fixed

IoT enables remote control in smart homes, environmental monitoring in agriculture, Wi-Fi connectivity for MDS, and smart automation systems.
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Table of Contents

Why Use MCQs for Learning? MCQs are a great way to evaluate your understanding of a subject in a structured manner. Here’s why they are effective:

Quick and Efficient – MCQs allow for rapid assessment of knowledge.
Engaging and Interactive – They keep learning interesting and encourage active participation.
Memory Retention – Answering questions enhances recall and reinforces concepts.
Instant Feedback – You can immediately check your answers and improve your understanding.

Tips MCQ-Based Exams

To score well in MCQ exams, follow these strategies:

Understand the Concepts – Don’t just memorize answers; understand the logic behind them.
Eliminate Wrong Options – Narrow down choices by eliminating incorrect answers.
Time Management – Avoid spending too much time on one question.
Practice Regularly – Consistent practice improves accuracy and speed.
Read Carefully – Pay attention to tricky words like not, always, and except.

Conclusion

The Revision MCQ Series is your go-to resource for mastering concepts efficiently. Keep practicing with Lesson 1 questions and stay tuned for upcoming lessons. Your success starts with consistent revision and smart study techniques!

FAQs

1. How can MCQs help in learning? MCQs improve retention, provide quick assessment, and make learning engaging.

2. Can I find more lessons in this series? Yes! We regularly update the Revision MCQ Series with new lessons. Stay tuned!

3. How should I prepare for MCQ-based exams? Understand concepts, practice regularly, manage time well, and eliminate wrong answers.

4. Where can I access more MCQs? You can find additional MCQs on our website or in upcoming blog posts.

5. Is this MCQ series suitable for all students? Yes! Whether you’re a beg

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ICT Revision MCQ Series (AL Grade 13) . 11 IOT applications

Why Use MCQs for Learning? MCQs are a great way to evaluate your understanding of a subject in a structured manner. Here’s why they are effective:

Tips MCQ-Based Exams

Conclusion

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