John Deere Interview Questions, Process, and Tips

Q1. Technical trainings, working of engine, part location and identification
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Q2. Making pots, ms office skills
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Q1. Work ethics, project management, ms office usage skills, data automation skills, etc
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Q1. Types of welding processes
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Q2. Explain casting process, rolling process
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Q1. How would you optimize joins
Ans. 
Optimizing joins involves using indexes, reducing unnecessary columns, and using appropriate join types.
• Use indexes on columns used in join conditions to speed up the process.

• Avoid selecting unnecessary columns in the result set to reduce data transfer.

• Consider using appropriate join types like INNER JOIN, LEFT JOIN, or RIGHT JOIN based on the data relationships.
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Q2. What are different Join strategies
Ans. 
Join strategies are methods used to combine data from multiple tables in a database.
• Common join strategies include inner join, outer join, left join, and right join.

• Inner join returns only the rows that have matching values in both tables.

• Outer join returns all rows from both tables and fills in NULL values for non-matching rows.

• Left join returns all rows from the left table and the matched rows from the right table.

• Ri...read more
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Q1. What is production policy?
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Q2. What is kizen& 5s?
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Python SQL code and objectives will come

Q1. Pyspark hdfs SQL python
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Q1. Python pyspark SQL databricks aws
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Basic questions were asked which can be solved easily but time management is required

Q1. Circuits were given with missing component values finding them
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Q1. Asked about the projects on my resume and explain in detail
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Q2. Microproceesor, microcontroller differences
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Aptitute with cs fundamental questions (MCQ)

Q1. Explanation of project
Ans. 
Developed a web application for tracking inventory in a warehouse
• Used React.js for front-end development

• Implemented RESTful APIs using Node.js for back-end

• Utilized PostgreSQL database for storing inventory data
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Q2. Sql query to fetch specific column
Ans. 
Use SELECT statement in SQL to fetch specific column from a table.
• Use SELECT column_name FROM table_name;

• Replace column_name with the name of the column you want to fetch.

• Replace table_name with the name of the table where the column is located.
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