Paytm Senior Analyst Interview Questions and Answers

Q1. What makes you right fit for company
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Q2. Strength and weakness
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SQL
Window functions lead and lead for retention

Q1. Tell me about yourself.
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I am a dedicated and detail-oriented business analyst with a strong background in data analysis and problem-solving.
• I have a Bachelor's degree in Business Administration

• I have 5 years of experience in analyzing business processes and identifying areas for improvement

• I am proficient in using data analysis tools such as Excel and SQL

• I have a proven track record of delivering actionable insights to drive business growth
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Q2. What are your reasons for wanting to change your current situation?
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I am seeking new challenges and opportunities for growth in my career.
• Seeking new challenges to continue learning and developing skills

• Looking for opportunities for career advancement

• Interested in working in a different industry or with a different team
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Q3. Are you comfortable working in an office environment?
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Yes, I am comfortable working in an office environment.
• I have experience working in office environments in my previous roles.

• I am familiar with office protocols and procedures.

• I am comfortable using office software and technology.

• I enjoy collaborating with colleagues in an office setting.
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Q1. What was your previous job role, and what challenges did you face in that position?
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I was previously a Business Analyst at a software company.
• Analyzed market trends and competitor data to make strategic recommendations

• Facilitated communication between stakeholders to ensure project alignment

• Developed and implemented data-driven solutions to improve business processes
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Q2. About yourself
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Q1. Project related questions
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Q2. Financial instruments knowledge
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Q1. General project related questions
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Q2. Financial domain in depth questions
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Q1. SQL case study for data
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Q2. Find nth salary
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Q1. SQL Joins and remove duplicates
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Q2. Function to create a transaction bin column
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Create a function to generate a transaction bin column based on transaction amounts.
• Create bins based on transaction amounts (e.g. $0-$100, $101-$200, etc.)

• Use pandas cut() function in Python to create bins

• Assign bin labels to the transactions based on the bin ranges
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I had a very bad interview experience. The interviewer didn't start with any introduction and immediately jumped into asking case study. After giving a case, he would leave for a few minutes, which made it seem like he was not interested in the process.

Questions asked:
Q1: You are an Analyst at UBER. The gross cab cancellation rate daily is 5% whereas on a particular day, it goes up to 10%. What could be the factors affecting the same?
To analyze the same list down the tables required in the database along with all the columns and write the query using the same table name & columns to find the required metrics.

Q2: Assume you work for YouTube Music and the CEO wants you to create a Business Health Dashboard. List down all the metrics the CEO will be interested in looking at.

Q1. Difference between Order By and Group By
Ans. 
Order By is used to sort the result set in ascending or descending order, while Group By is used to group the result set by one or more columns.
• Order By is used with SELECT statement to sort the result set based on specified column(s)

• Group By is used with SELECT statement to group the result set based on specified column(s)

• Order By can be used with or without Group By, but Group By requires an aggregate function like C...read more
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Q2. Explain Normalisation concepts in detail
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Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization involves breaking down data into smaller, more manageable tables

• It reduces data redundancy by eliminating duplicate data

• Normalization helps maintain data integrity by ensuring data is stored in a consistent manner

• There are different levels of normalization, such as First Normal Form (1NF), Second ...read more
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Q3. Difference between Primary and Unique
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Primary key uniquely identifies a record in a database table, while a unique key ensures that all values in a column are different.
• Primary key is used to uniquely identify each record in a table

• Primary key does not allow NULL values

• Unique key ensures that all values in a column are different

• Unique key can have NULL values, but only one NULL per column
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Q4. Types of inheritance
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Types of inheritance include single, multiple, multilevel, hierarchical, hybrid, and so on.
• Single inheritance: a class inherits from only one base class.

• Multiple inheritance: a class inherits from more than one base class.

• Multilevel inheritance: a class inherits from a class which in turn inherits from another class.

• Hierarchical inheritance: multiple classes inherit from a single base class.

• Hybrid inheritance: a combin...read more
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Q1. Are you kannadiga?
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Q2. Can you turn analytics team into operational?
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Yes, by aligning team goals with operational objectives, providing necessary resources, and implementing efficient processes.
• Align team goals with operational objectives to ensure focus on key priorities

• Provide necessary resources such as training, tools, and technology to support team's operational tasks

• Implement efficient processes and workflows to streamline operations and maximize productivity
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Q3. Can you talk a lot in meetings irritating others?
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Q1. We don't need technical as all we need is copy paste
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