Axxela Research & Analytics Trainee Interview Questions and Answers

Q1. Questions related to Pharma domain about patient/hcp activity table, HIT targeting project end to end implementation, raw data cleaning and filtering etc.
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Q2. Basic SQL question based on a sample data given which will be used as a backend for a visualisation
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6-8 questions on SQL and Python

Q1. An overview on all the projects I have worked on and my knowledge on domain
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Q1. Strength and Weakness
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Q2. Reason to switch
Ans. 
Seeking new challenges and opportunities for growth
• Desire to work on more diverse projects

• Opportunity for career advancement

• Seeking a better work-life balance

• Interested in learning new skills or technologies
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Q3. Negotiations on salary
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Q1. More about what you have been doing in past role
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Q1. How much you know about fractal
Ans. 
Fractals are complex geometric shapes that can be split into parts, each of which is a reduced-scale copy of the whole.
• Fractals exhibit self-similarity, meaning they look similar at any scale or magnification.

• Examples of fractals include the Mandelbrot set, Koch snowflake, and Sierpinski triangle.

• Fractals are used in various fields such as mathematics, computer graphics, and art.
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Q1. To check culture fit with the org
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SQL and Python basic questions

Q1. Problem solving questions
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Q2. SQL query on 2nd largest
Ans. 
Use a subquery to find the 2nd largest value in a SQL table.
• Use a subquery to find the maximum value in the table

• Exclude the maximum value from the results to find the 2nd largest value
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Q1. Culture fit questions
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It was decent round.

Q1. Good one on one round with details of past project
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Q1. What are the scopes of GA3
Ans. 
GA3 is a plant hormone that regulates various growth processes in plants.
• Regulates seed germination

• Promotes stem elongation

• Influences flowering and fruit development

• Used in agriculture to increase crop yield

• Can be applied externally to plants to induce growth responses
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Q2. What is a data layer
Ans. 
A data layer is a software component that separates the data access logic from the business logic in an application.
• It acts as an intermediary between the database and the application's business logic

• Helps in managing data access, storage, and retrieval

• Improves scalability and maintainability of the application

• Examples include ORM frameworks like Hibernate in Java or Entity Framework in .NET
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Q1. Salary negotiation
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Q2. What is your notice period
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Round 1 Aptitude Test. They Ask Total 24 questions There are Aptitude and Verbal, One Codding question related To Sql Joins.