Wipro Data Analyst Interview Questions, Process, and Tips for Experienced

Q1. Can you provide an overview of your background, including your past experiences and daily activities, as well as the tools you use in your routine?
Ans. 
I have a background in data analysis with experience in using tools like Python, SQL, and Tableau.
• I have a degree in Statistics and have worked as a Data Analyst for 3 years.

• My daily activities include cleaning and analyzing data, creating visualizations, and presenting insights to stakeholders.

• I use Python for data manipulation and analysis, SQL for querying databases, and Tableau for creating interactive dashboards.

• I...read more
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Q2. What are the concepts of advanced Excel and Power BI projects, and how are they utilized within a company or for clients?
Ans. 
Advanced Excel and Power BI are tools used for data analysis and visualization in companies and for clients.
• Advanced Excel allows for complex data manipulation, analysis, and visualization using features like pivot tables, macros, and VBA programming.

• Power BI is a business analytics tool that provides interactive visualizations and business intelligence capabilities, connecting to various data sources.

• These tools are u...read more
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Q1. Can you explain your project experience related to Advanced Excel and Power BI?
Ans. 
I have extensive experience in using Advanced Excel and Power BI for data analysis projects.
• Created complex formulas and macros in Excel to automate data processing tasks

• Designed interactive dashboards in Power BI to visualize and analyze data trends

• Integrated data from multiple sources into Power BI for comprehensive analysis

• Used Power Query and Power Pivot in Excel to manipulate and analyze large datasets

• Provided dat...read more
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Q2. What are the concepts of credit and operations, particularly in relation to Know Your Customer (KYC) procedures and the privacy of client data?
Ans. 
Credit and operations concepts in relation to KYC procedures and client data privacy.
• Credit refers to the extension of money or resources to a client based on their financial history and ability to repay.

• Operations involve the day-to-day processes and procedures within a financial institution to ensure smooth functioning.

• KYC procedures are used to verify the identity of clients to prevent fraud and money laundering.

• Pri...read more
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Q1. Optimisation in sql
Ans. 
Optimisation in SQL involves improving query performance by writing efficient queries and indexing tables.
• Use indexes on columns frequently used in WHERE clauses

• Avoid using SELECT * and only retrieve necessary columns

• Use EXISTS instead of IN for subqueries

• Avoid using functions in WHERE clauses as they can slow down performance
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Q2. Windows function in sql
Ans. 
Windows functions in SQL are used to perform calculations across a set of table rows related to the current row.
• Windows functions are used to calculate values based on a specific window or subset of rows within a table.

• They can be used to calculate running totals, moving averages, rank, and more.

• Examples of window functions include ROW_NUMBER(), RANK(), SUM() OVER(), and AVG() OVER().
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Q1. Always prepare repeated interview question which asken so often in interview
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Q1. Most of search question or asked question
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Q1. What is your salary expectation, what is your weakness and strength
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Q2. What are your achievement
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Q3. Do you have any question for us
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Q4. What is your goals and achievement
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I'm a fresher, i don't know

Q1. The interview is one on one round in the hr
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Q2. About yourself in hr
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