Advanced Metering Infrastructure (AMI) — MCQs – EE

1. Advanced Metering Infrastructure (AMI) is a key component of:
(A) Smart Grid Systems
(B) Traditional Power Systems
(C) Mechanical Control Networks
(D) Manual Metering Systems

2. The main purpose of AMI is to:
(A) Enable two-way communication between utilities and consumers
(B) Record meter readings manually
(C) Increase power losses
(D) Replace communication systems

3. AMI integrates smart meters with:
(A) Communication networks and data management systems
(B) Mechanical relays only
(C) Transformers and breakers
(D) Manual data entry tools

4. A key component of AMI is:
(A) Smart Meter
(B) Current Transformer
(C) Step-up Transformer
(D) Resistor Bank

5. The primary function of a smart meter in AMI is to:
(A) Measure and transmit energy consumption data in real-time
(B) Store data manually
(C) Increase voltage levels
(D) Reduce frequency

6. AMI allows consumers to:
(A) Monitor their energy usage in real-time
(B) Operate power plants
(C) Control substation transformers
(D) Adjust system frequency

7. The communication in AMI is typically:
(A) Bi-directional
(B) Unidirectional
(C) Manual
(D) Intermittent

8. One major benefit of AMI is:
(A) Reduction in manual meter reading costs
(B) Increased power losses
(C) Reduced communication
(D) Higher maintenance

9. AMI supports which of the following operations?
(A) Remote meter reading and billing
(B) Manual billing only
(C) Voltage step-up
(D) Frequency conversion

10. The data from smart meters is sent to:
(A) Meter Data Management System (MDMS)
(B) Power transformer
(C) Diesel generator
(D) Relay switch

11. The function of the MDMS in AMI is to:
(A) Store, process, and analyze metering data
(B) Increase circuit current
(C) Generate mechanical power
(D) Control voltage output

12. AMI improves billing accuracy by:
(A) Automating data collection and reducing human error
(B) Using manual input
(C) Ignoring peak loads
(D) Delaying data transmission

13. A key communication technology used in AMI is:
(A) Power Line Communication (PLC)
(B) Hydraulic Transmission
(C) Sound Waves
(D) Thermal Signaling

14. Wireless communication technologies used in AMI include:
(A) ZigBee, Wi-Fi, and Cellular Networks
(B) Ultrasonic waves
(C) Optical fibers only
(D) Manual wiring

15. The data collection unit in AMI is often called:
(A) Data Concentrator Unit (DCU)
(B) Voltage Stabilizer
(C) Step-down Transformer
(D) Relay Panel

16. The DCU in AMI is responsible for:
(A) Aggregating data from multiple smart meters
(B) Controlling generators
(C) Increasing voltage
(D) Providing manual readings

17. Time-of-Use (ToU) pricing is enabled by AMI to:
(A) Charge different rates based on consumption time
(B) Maintain constant pricing
(C) Reduce load forecasting accuracy
(D) Increase power losses

18. AMI supports demand response programs by:
(A) Providing real-time data for load management
(B) Preventing data collection
(C) Disabling remote control
(D) Limiting communication

19. The main advantage of AMI for utilities is:
(A) Improved grid monitoring and fault detection
(B) Manual fault repair
(C) Increased billing errors
(D) Elimination of automation

20. Smart meters used in AMI can detect:
(A) Power outages and voltage fluctuations
(B) Temperature changes only
(C) Frequency drift in DC circuits
(D) Power factor manually

21. AMI plays a key role in integrating:
(A) Distributed Energy Resources (DERs)
(B) Manual generators only
(C) AC motors only
(D) DC machines

22. Which of the following standards applies to AMI systems?
(A) IEEE 2030 and IEC 62056
(B) ISO 9001
(C) ASTM D245
(D) IEC 60947

23. In AMI, communication latency should be:
(A) Low for real-time data transfer
(B) High for stable performance
(C) Variable and uncontrolled
(D) Ignored

24. The head-end system (HES) in AMI is used for:
(A) Managing communication between meters and MDMS
(B) Controlling voltage regulators
(C) Generating power
(D) Switching transformers

25. The term Net Metering in AMI refers to:
(A) Measuring both energy consumed and supplied by the consumer
(B) Monitoring current only
(C) Manual meter resetting
(D) Billing only during peak hours

26. AMI enhances power system reliability through:
(A) Early detection of outages and load imbalances
(B) Manual inspection
(C) Delayed reporting
(D) Ignoring data from meters

27. Cybersecurity in AMI focuses on:
(A) Protecting consumer data and preventing unauthorized access
(B) Disabling encryption
(C) Sharing raw data publicly
(D) Avoiding firewalls

28. The consumer interface in AMI is typically a:
(A) Home Energy Management System (HEMS)
(B) Circuit Breaker Panel
(C) Generator
(D) Relay Box

29. One of the main challenges in AMI implementation is:
(A) Data privacy and communication security
(B) Lack of smart meters
(C) High frequency errors
(D) Manual reading costs

30. The ultimate goal of AMI is to:
(A) Improve energy efficiency, transparency, and grid reliability
(B) Eliminate renewable energy sources
(C) Reduce automation
(D) Depend solely on manual readings