INTRODUCTION TO INTERNET OF THINGS: Assignment 11:

1. Self-healing in smart grid can be done using –

 a. Dampening unwanted power oscillations

 b. Avoiding unwanted flows of current through the grid

 c. Rerouting power flows in order to avoid overloading in a transmission line

 d. All of these

Ans: d

2. Renewable energy is generated from –

 a. Natural resources

 b. Artificial resources

 c. Nuclear resources

 d. All of the above

Ans: a

3. The V2X paradigm follows:

 a. A distributed architecture

 b. A centralized architecture

 c. Both a and b

 d. None of these

Ans: a

4. What is the key technology to enable V2V and V2R communication?

 a. RFID Communication

 b. Dedicated Short Range Communication

 c. Long Range Communication

 d. Medium Range Communication

Ans: b

5. What are the risks associated with IIoT?

 a. Lack of vision and leadership

 b. Cheap sensors

 c. Confident workforce

 d. Both cheap sensors and confident workforce

Ans: a

6. RSUs are connected to the Internet by:

 a. Relays

 b. Routers

 c. Gateways

 d. None of these

Ans: c

7. IIoT is mainly focused on

 a. Convenience of individuals

 b. Efficiency, safety and security of operation and individuals.

 c. Efficiency of the system.

 d. Data security.

Ans: b

8. Smart grid enables –

 a. Distributed energy management

 b. Centralized energy management

 c. Both distributed and centralized energy management

 d. None of these

Ans: a

9. Traditional electric grids are associated with:

 a. Energy generation is done in centralized power plants

 b. Energy distribution is one directional – from the power plant to the homes or industries.

 c. Uni‐directional communication

 d. All of these

Ans: d

10. The smart grid is also termed as:

 a. Electricity with a brain

 b. The energy internet

 c. The electronet

 d. All of these

Ans: d

11. Which of the following is not a property associated with power quality of smart grids:

 a. Self‐Healing

 b. Frequency Monitoring and Control

 c. Load Forecasting

 d. Asset Management

Ans: d

12. Home power generation is a term associated with:

 a. Power generation system at consumers‐end

 b. Rooftop solar electric systems

 c. Small wind turbines

 d. All of these

Ans: d

13. In smart grids, PMU stands for:

 a. Phase measurement unit

 b. Phasor measurement unit

 c. Phase monitoring unit

 d. All of these

Ans: b

14. The typical data rate associated with EnOcean is?

 a. 9600 bps

 b. 3200 bps

 c. 19200 bps

 d. 1152300 bps

Ans: a

15. MDMS is the context of smart grids stands for:

 a. Meter data management unit

 b. Metric data measurement unit

 c. Metric data monitoring unit

 d. None of these

Ans: a