Caterpillar Inc Snowflake Data Engineer Interview Questions and Answers

Q1. Tell me about yourself and projects
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Q1. Why we should select you
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Q2. What are your qualifications
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Q3. Tell me something about us
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Q4. Howyoun are good than othes
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Q1. Explain Order of execution in SQL
Ans. 
Order of execution in SQL determines the sequence in which different clauses are processed in a query.
• SQL query is processed in the following order: FROM, WHERE, GROUP BY, HAVING, SELECT, ORDER BY.

• FROM clause is processed first to retrieve data from tables.

• WHERE clause filters the data based on specified conditions.

• GROUP BY clause groups the data based on specified columns.

• HAVING clause filters the grouped data.

• SELECT ...read more
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Q2. Sumifs function
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Q3. Boxplots?Histograms?
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Q1. Introduce yourself?
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Q2. Tell me about your projects
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Q1. What is ETL ?
Ans. 
ETL stands for Extract, Transform, Load. It is a process used to extract data from various sources, transform it into a consistent format, and load it into a target database.
• Extract: Data is extracted from different sources such as databases, files, APIs, etc.

• Transform: Data is cleaned, validated, and transformed into a consistent format suitable for analysis.

• Load: The transformed data is loaded into a target database ...read more
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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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Q1. How to manage deo work
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Q2. Why are you this work.
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Q3. Do you have computer skills.
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Basics and Fundamentals

Q1. Reason for job switch
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Seeking new challenges and opportunities for growth in a different environment.
• Looking for a more challenging role to further develop skills

• Interested in exploring new technologies and methodologies

• Seeking a better work-life balance or company culture

• Opportunity for career advancement or higher salary

• Desire for a change in industry or focus area
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Q2. Work Culture Expectations
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