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Dive deep into the fascinating world of Application of Big Data in Analyzing Electric Meter Data with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Application of Big Data in Analyzing Electric Meter Data, a crucial aspect of Big Data Computing. In this section, you will encounter a diverse range of MCQs that cover various aspects of Application of Big Data in Analyzing Electric Meter Data, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Big Data Computing.

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Application of Big Data in Analyzing Electric Meter Data MCQs | Page 6 of 12

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Q51.
How can utilities manage power supply and demand more efficiently once intelligent data-processing systems have fine-grained information about power use?

a.

By limiting the use of smart meters

b.

By extending smart grids on a widespread basis

c.

By reducing data collection efforts

d.

By preparing for a surge in data

Discuss
Answer: (b).By extending smart grids on a widespread basis Explanation:Utilities can manage power supply and demand more efficiently by extending smart grids on a widespread basis once they have fine-grained information about power use.
Q52.
What are some key parameters that are typically monitored in photovoltaic electric plants for efficient operation?

a.

Wind speed and cloud cover

b.

Module temperature and inverter model

c.

Global solar irradiance and ambient temperature

d.

Local electricity prices and grid voltage

Discuss
Answer: (c).Global solar irradiance and ambient temperature Explanation:Parameters like global solar irradiance, ambient temperature, and others are typically monitored in photovoltaic electric plants for efficient operation.
Q53.
What types of connections can be used for local control and monitoring of grid-connected inverters in photovoltaic plants?

a.

Ethernet and GSM

b.

Bluetooth and Wi-Fi

c.

Internet and UMTS

d.

Powerline and fiber optics

Discuss
Answer: (b).Bluetooth and Wi-Fi Explanation:Local control and monitoring of grid-connected inverters can be performed through various connections, including Bluetooth and Wi-Fi, among others.
Q54.
What kind of data is essential for more sophisticated monitoring and control of photovoltaic energy production units?

a.

Financial data

b.

Environmental data

c.

Historical energy data

d.

Market trends data

Discuss
Answer: (b).Environmental data Explanation:Environmental data, such as module temperature, solar irradiance, and wind speed, are essential for more sophisticated monitoring and control of photovoltaic energy production units.
Q55.
What role do charge controllers play in photovoltaic plants with battery banks?

a.

They convert AC power to DC power.

b.

They monitor the grid voltage.

c.

They prevent battery overcharging.

d.

They control the grid frequency.

Discuss
Answer: (c).They prevent battery overcharging. Explanation:Charge controllers in PV plants prevent battery overcharging by monitoring the battery voltage.
Q56.
In the context of smart power systems, how can photovoltaic plants contribute to the Big Data challenge?

a.

By generating large volumes of environmental data

b.

By short-circuiting the PV panels

c.

By reducing data sampling frequency

d.

By sending data volumes into the grid

Discuss
Answer: (d).By sending data volumes into the grid Explanation:Photovoltaic plants can contribute to the Big Data challenge by sending data volumes into the grid as entities originating data in the context of smart power systems.
Q57.
What is the role of the yaw position control in a wind power plant?

a.

It manages the battery charge.

b.

It adjusts the pitch angle of wind turbines.

c.

It releases power stored in batteries.

d.

It protects electrical generators in high wind conditions.

Discuss
Answer: (b).It adjusts the pitch angle of wind turbines. Explanation:The yaw position control is used to orient the wind turbine rotor perpendicular to the wind stream in a wind power plant.
Q58.
How do larger wind turbines achieve active power control in varying wind conditions?

a.

By rotating the whole rotor out of the wind

b.

By using charge controllers

c.

By adjusting the pitch angle continuously

d.

By short-circuiting the wind generator output

Discuss
Answer: (c).By adjusting the pitch angle continuously Explanation:Larger wind turbines use active power controls by adjusting the pitch angle continuously to maintain the specified power output in varying wind conditions.
Q59.
What is the purpose of using storage in small wind power plants?

a.

To increase the rotational speed of the rotor

b.

To generate current spikes

c.

To avoid self-destruction

d.

To release power when wind flow is too low

Discuss
Answer: (d).To release power when wind flow is too low Explanation:Small wind power plants use storage to release power stored in the batteries when wind flow is too low.
Q60.
How is overcharging of battery banks in wind power plants typically managed?

a.

By shorting the wind generator output

b.

By using charge controllers

c.

By increasing the pitch angle

d.

By switching to an alternate load

Discuss
Answer: (b).By using charge controllers Explanation:Overcharging of battery banks in wind power plants is typically managed by using charge controllers.
Page 6 of 12

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