CoinDCX Data Analyst Interview Questions and Answers

First round was aptitude, communication test and a pseudo code question and all are elimination rounds if you passes all the rounds you will get an interview date....

Q1. Good Knowledge on dbms, sql
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Q2. Python basic questions
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Q1. Very liberal questions about yourself, relocation, etc..
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It was nice and helpfull

Logical, reasoning, apttude, communication

Q1. What are your strengths
Ans. 
My strengths include strong analytical skills, attention to detail, and the ability to communicate complex data effectively.
• Strong analytical skills - able to analyze data and draw meaningful insights

• Attention to detail - meticulous in reviewing and verifying data for accuracy

• Effective communication - able to present complex data in a clear and understandable manner
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Q2. What are your weaknesses
Ans. 
One of my weaknesses is that I can be overly critical of my own work.
• I tend to be a perfectionist and can spend too much time on a task to ensure it is flawless.

• I sometimes struggle with delegating tasks to others because I want to make sure they are done correctly.

• I am working on improving my ability to accept constructive criticism and not take it personally.
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Basic Scenario based questions

Q1. Speak to speak< basic grammar corrections
Ans. 
The question is about basic grammar corrections.
• Always check for subject-verb agreement.

• Ensure proper use of punctuation marks.

• Review sentence structure for clarity and coherence.
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Q1. Project based question, ML, basic code
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Basic quants test had to attend.

SQL Test
3 questions for Solution using SQL queries.

Q1. SQL queries using window function
Ans. 
Window functions in SQL are used to perform calculations across a set of table rows related to the current row.
• Window functions are used to calculate values based on a specific subset of rows within a table.

• They are commonly used with aggregate functions like SUM, AVG, and COUNT.

• Examples of window functions include ROW_NUMBER(), RANK(), and NTILE().
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Q2. Resume questions
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Q3. Past experience
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Q4. KPI that you have created
Ans. 
I created a KPI to measure customer retention rate.
• Developed formula to calculate percentage of customers retained over a specific period

• Monitored customer churn rate to track effectiveness of retention strategies

• Analyzed customer feedback and behavior to identify factors influencing retention

• Implemented initiatives to improve customer retention based on data insights
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Basic aptitude questions

Communication related question

Q1. About to attend
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Q2. I am about to attend
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We had questions on quant ,logical, 2 pseudo code and situation analysis

Q1. Talk about your weaknesses
Ans. 
I tend to get overly focused on details, which can sometimes slow down my progress.
• I have a tendency to overanalyze data, which can lead to delays in completing projects.

• I sometimes struggle with delegating tasks because I want to ensure they are done correctly.

• I can be overly critical of my own work, which can impact my confidence.
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Q2. Tell me about your favorite place to visit and why
Ans. 
My favorite place to visit is the beach because of the calming sound of the waves and the beautiful sunsets.
• I love the feeling of sand between my toes and the warm sun on my skin

• The sound of the waves crashing against the shore is incredibly soothing

• Watching the sunset over the ocean is a breathtaking experience

• I enjoy activities like swimming, sunbathing, and beach volleyball
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Q1. Questions on oops
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Q2. Questions on cn,dbmsand other core subjects
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Aptitude test was very easy

Q1. Based on resume
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Q2. Some simple hr questions
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Q1. About family and their occupations
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Q2. General questions
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