The Smart Cube Senior Data Analyst Interview Questions and Answers

Q1. Power BI Difference between ALL() and ALLSELECTED()
Ans. 
ALL() ignores all filters in the query context, while ALLSELECTED() ignores only filters on columns in the visual.
• ALL() removes all filters from the specified column or table.

• ALLSELECTED() removes filters from the specified column or table, but keeps filters on other columns in the visual.

• Example: ALL('Table') would remove all filters on the 'Table' in the query context.

• Example: ALLSELECTED('Column') would remove filte...read more
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Q2. Excel Difference between COUNT() and COUNTA()
Ans. 
COUNT() counts only numeric values, while COUNTA() counts all non-empty cells.
• COUNT() counts only cells with numerical values.

• COUNTA() counts all non-empty cells, including text and errors.

• Example: COUNT(A1:A5) will count only cells with numbers, while COUNTA(A1:A5) will count all non-empty cells.
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Q1. Resume based questions like explain the projects that you have done.
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Q2. Sample dataset questions
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Q1. Basics of power bi and sql
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Q2. What are joins and types of join
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Q3. How to add date table in power bi
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Q1. Sql scenario based question on joins
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Q2. Window function questions
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Q3. Performance tuning
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Q4. Power bi dax question
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Q1. How good are you with numbers
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Q1. Vlookup, pivot table, sumif, average, graphs
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Q1. Do you know the role and responsibility of this position
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Basic aptitude questions liek tiem distance, percentage , ratio, work and hour

Excel, Numpy, Pandas, basic ML

Case study talking about how to optimise the supply chain using data analytics

Q1. Hard DP level DSA question
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Q1. What is the number of tourist per day in jaipur
Ans. 
The number of tourists per day in Jaipur varies depending on the season and events happening in the city.
• Tourist numbers fluctuate based on time of year (peak season vs off-peak season)

• Events like festivals or cultural events can attract more tourists

• Historical sites like Amer Fort and Hawa Mahal are popular attractions

• Tourist numbers can be estimated based on hotel occupancy rates and ticket sales for attractions
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Q1. Almost everything on Power BI
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Q1. Behavioral skills
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Q1. Difference between mutual and hedge funds
Ans. 
Mutual funds pool money from multiple investors to invest in a diversified portfolio, while hedge funds are more exclusive and use more aggressive strategies.
• Mutual funds are open to all investors, while hedge funds are typically only available to accredited investors.

• Mutual funds are regulated by the SEC, while hedge funds have more flexibility in their investment strategies.

• Mutual funds are more diversified and have ...read more
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