These are NPTEL Introduction to Industry 4 Assignment 1 Week 1 and Industrial Internet of Things Answers
Q1.What is the primary function of a transducer? a. To store energy b. To convert signal from one physical form to another physical form c. To generate eddy current d. To generate heat
Answer: b. To convert signal from one physical form to another physical form
Q2. Which device converts sound to an electrical signal? a. Speaker b. Antenna c. Microphone d. Strain gauge
These are NPTEL Introduction to Industry 4 Assignment 1 Week 1 And Industrial Internet Of Things Answers
Q3.Which sensor can detect gases like LPG, CH4, and CO? a. DHT22 b. MQ-5 c. HC-SR04 d. PIR
Answer: b. MQ-5
Q4.What does ‘Resolution’ indicate in a sensor? a. The correctness of the output b. The smallest change in input that can be detected c. The range of sensing d. The difference between standard and measured values
Answer: b. The smallest change in input that can be detected
Q6.What does 6LoWPAN optimize? a. Load balancing in Legacy High-power networks b. Packet transmission in Low-power and lossy networks (LLN) c. Cryptography in Medium-power networks d. Error detection in Long-range networks
Answer: b. Packet transmission in Low-power and lossy networks (LLN)
These are NPTEL Introduction to Industry 4 Assignment 1 Week 1 And Industrial Internet Of Things Answers
Q9.What does the Constrained RESTful Environments (CORE) framework include for service discovery? a. Registration Interface (RI) b. Resource Directory (RD) c. REST based protocols such as HTTP and CoAP d. All of the above
Answer: d. All of the above
Q10.Which policy controls the duration for which transmitted data is considered to be valid in an IoT network? a. History policy b. Latency budget policy c. Lifespan policy d. Deadline policy
These are NPTEL Introduction to Industry 4 Assignment 1 Week 1 And Industrial Internet Of Things Answers
Q13.For what kind of applications is AMQP optimized for? a. Entertainment b. Financial c. Vehicular d. Educational
Answer: b. Financial
Q14 .Which layer in IoT architecture is responsible for predictive analytics and data management? a. Sensing layer b. Networking layer c. Service layer d. Interface layer
