Definition (Exam Point):IoT is a network of physical devices embedded with sensors, software, and internet connectivity that enables them to collect and exchange data.

IoT Components

Sensors/DevicesInternet ConnectivityData Processing (Cloud/Server)User Interface (Mobile App/Web)IoT के Applications

Smart HomeSmart CityHealthcareAgricultureIndustrial AutomationSmart Transportation

Advantages of IoT-
Automation
Real-time monitoring
Increased efficiency
Reduced operational cost
Better decision-making

Disadvantages of IoT -
Security and privacy risks
High implementation cost
Dependence on the Internet
Data management challenges

Important MCQs
Q1. What does IoT stand for?
A. Internet of Technology
B. Internet of Things ✅
C. Internal of Things
D. Internet of Theory
Q2. What is the primary purpose of IoT?
A. Playing games
B. Connecting physical devices through the Internet ✅
C. Printing documents
D. Video editing
Q3. Which component is mainly responsible for collecting data in an IoT system?
A. CPU
B. Sensor ✅
C. Printer
D. Monitor
Q4. Which of the following is an example of an IoT device?
A. Smart Watch ✅
B. Calculator
C. Keyboard
D. Mouse
Q5. Where is IoT data generally processed?
A. Cloud Server ✅
B. Keyboard
C. Monitor
D. Scanner