Comviva Technology Data Analyst Interview Questions and Answers

Q1. How SQL DB works
Ans. 
SQL DB works by storing and managing data in a structured format using tables and relationships.
• SQL DB uses tables to store data in rows and columns.

• It allows for querying data using SQL commands like SELECT, INSERT, UPDATE, DELETE.

• Relationships between tables can be established using foreign keys.

• Indexes can be used to optimize query performance.

• ACID properties ensure data integrity and consistency.
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Q1. Core python,python library and data science
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Q1. Mathematics,python and sql and data science are complete
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Q1. Mostly Dax and sql related questions
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Q2. ETL related questions
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Q1. About your self
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Q2. Communication skills
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Q1. Programming language
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Q2. What tools do you utilize for data analysis?
Ans. 
I utilize tools such as Excel, Python, SQL, and Tableau for data analysis.
• Excel for basic data manipulation and visualization

• Python for advanced data analysis and machine learning

• SQL for querying databases

• Tableau for creating interactive visualizations
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Q3. Pandas numpy seaborn matplot
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Data analysis of code in the context of data analysis.

Coding logical question paper.

Q1. Scenario based questions
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Q2. Breif about your experience
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It was a na online test. Basic maths, logical reasoning.

Q1. Tell me about the projects that you did while you were in college?
Ans. 
I worked on various projects during college including data analysis, market research, and process improvement initiatives.
• Conducted market research to analyze consumer behavior and preferences

• Utilized data analysis techniques to identify trends and patterns in sales data

• Collaborated with a team to implement process improvements in a manufacturing setting
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Q2. Justify yourself, how do you see yourself fit for business analyst role
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Q3. Coming from an engineering background, how do you approach a certain problems
Ans. 
I approach problems with a systematic and analytical mindset, leveraging my engineering background.
• I break down the problem into smaller components to understand the root cause

• I use data-driven analysis to identify patterns and trends

• I apply logical reasoning and critical thinking to develop solutions

• I collaborate with cross-functional teams to gather diverse perspectives and insights
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Q1. Down the line where do you see yourself within 5 years?
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Q2. Have you ever visited our website, mention one thing that you liked about it.
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