Amazon Business Analyst Intern Interview Questions and Answers

Q1. What you have technical improvement in codes?
Ans. 
I have implemented various technical improvements in codes to enhance performance and functionality.
• Implemented caching mechanisms to reduce load times

• Optimized database queries for faster retrieval of data

• Introduced error handling techniques to improve code reliability

• Utilized design patterns to make the codebase more maintainable

• Refactored legacy code to adhere to best practices
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Q2. What is your excitment about fresh job?
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Python, SQL, Quant, Statistics, Numpy

Q1. SQL, Python, Puzzle total 9Q
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Q2. Table, Query, 2 puzzle, Python 1 code (4 Sub code)
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Q1. Yet to declare result for the round 2 i feel +ve for round 2 result lets se
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Q1. Normal verification
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Q1. Questions related to sql
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Q2. Windows function in sql
Ans. 
The Windows function in SQL is used to perform calculations on a specific subset of rows in a result set.
• The Windows function is used with the OVER clause to define the subset of rows to perform calculations on.

• Common Windows functions include ROW_NUMBER, RANK, DENSE_RANK, and NTILE.

• Example: SELECT ROW_NUMBER() OVER (PARTITION BY department ORDER BY salary DESC) AS row_num FROM employees;
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Q1. Interview with stakeholders
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Q1. They will ask about your profile and past experience.
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Q1. A peer level colleague will ask some basic knowledge check questions
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This is literally a live coding test. For analytics expect SQL, python, R.

Q1. Interviewed by a manager of another team
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Q1. Interviewed by dotted line reporting manager
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Q1. Cross functional interview
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Q1. Core Values Interview
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