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India Nippon Electricals

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India Nippon Electricals Interview Questions and Answers

Updated 19 Jan 2025

Q1. Tell about best problem solved

Ans.

Developed a new quality control process that reduced defects by 50%

  • Identified root causes of defects through data analysis

  • Collaborated with production team to implement new process

  • Trained employees on new process and provided ongoing support

  • Monitored results and made adjustments as needed

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Q2. What is the K means and where we use it

Ans.

K-means is a clustering algorithm used to partition data into K clusters based on similarity.

  • K-means is an unsupervised machine learning algorithm.

  • It aims to group similar data points together and discover underlying patterns.

  • The algorithm iteratively assigns data points to K clusters based on the mean of the data points in each cluster.

  • It is commonly used in customer segmentation, image compression, and anomaly detection.

  • Example: Segmenting customers based on their purchasin...read more

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Q3. What is heat treatment And heat annealing process

Ans.

Heat treatment is a process used to alter the physical and sometimes chemical properties of a material through heating and cooling.

  • Heat treatment involves heating a material to a specific temperature, holding it at that temperature for a certain amount of time, and then cooling it at a controlled rate.

  • Heat annealing is a specific type of heat treatment process that involves heating a material to a specific temperature and then slowly cooling it to relieve internal stresses an...read more

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Q4. Product costing procedure with any example.

Ans.

Product costing procedure involves determining the total cost of producing a product.

  • Identify all the direct and indirect costs associated with producing the product.

  • Allocate the costs to the product based on a predetermined cost driver.

  • Calculate the total cost of producing the product by summing up all the allocated costs.

  • Example: A company manufacturing bicycles would identify direct costs such as materials and labor, and indirect costs such as rent and utilities.

  • The cost d...read more

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Discover India Nippon Electricals interview dos and don'ts from real experiences

Q5. What are the Joins in SQL

Ans.

Joins in SQL are used to combine rows from two or more tables based on a related column between them.

  • Joins are used to retrieve data from multiple tables based on a related column between them

  • Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

  • INNER JOIN returns rows when there is at least one match in both tables

  • LEFT JOIN returns all rows from the left table and the matched rows from the right table

  • RIGHT JOIN returns all rows from the right table an...read more

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Q6. What is this manufacturing products

Ans.

Manufacturing products are goods produced through a systematic process involving raw materials, machinery, and labor.

  • Manufacturing products involve transforming raw materials into finished goods.

  • The process includes various stages such as design, production, quality control, and packaging.

  • Examples of manufacturing products include automobiles, electronics, clothing, furniture, and food products.

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Q7. How many types of earthing.

Ans.

There are several types of earthing including plate earthing, pipe earthing, rod earthing, strip earthing, and water pipe earthing.

  • Plate earthing involves burying a plate made of copper or galvanized iron in the ground.

  • Pipe earthing uses a pipe made of GI or copper buried vertically in the ground.

  • Rod earthing involves driving a rod made of copper or galvanized iron into the ground.

  • Strip earthing uses a strip made of copper or galvanized iron buried horizontally in the ground....read more

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