Wyzmindz Solutions Business Analyst Interview Questions, Process, and Tips

Basic aptitude and excel test

Q1. Gave some case studies
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Q2. If goingt9 a mall what would younotice, that'llhelp with data analytics
Ans. 
I would notice foot traffic patterns, popular stores, customer demographics, and marketing promotions.
• Foot traffic patterns - observe where people are congregating and walking

• Popular stores - note which stores have the most customers and sales

• Customer demographics - look at the age, gender, and ethnicity of shoppers

• Marketing promotions - identify any special offers or discounts being advertised
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Q1. What is group by in MySQL.
Ans. 
GROUP BY in MySQL is used to group rows that have the same values into summary rows.
• GROUP BY is used with aggregate functions like COUNT, SUM, AVG, etc.

• It is used to summarize data by grouping rows based on one or more columns.

• GROUP BY can be used with HAVING clause to filter the grouped results.

• Example: SELECT department, COUNT(*) FROM employees GROUP BY department;
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Q2. How do you filter data in MySQL.
Ans. 
Filtering data in MySQL involves using the WHERE clause in SQL queries.
• Use the WHERE clause in SELECT statements to filter data based on specified conditions.

• You can use comparison operators such as =, <>, >, <, >=, <=, etc. in the WHERE clause.

• You can also use logical operators like AND, OR, and NOT to combine multiple conditions.

• Example: SELECT * FROM table_name WHERE column_name = 'value';
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Basic aptitude and logical reasoning

Q1. Basic excel test like avg ,sum,HLookup,vlookup
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Q1. Excel technical questions
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Q1. Real time example
Ans. 
Analyzing customer feedback to improve product features and user experience.
• Collecting feedback through surveys, interviews, and user testing

• Analyzing feedback data to identify trends and patterns

• Creating reports and recommendations based on findings

• Collaborating with product development team to implement changes

• Measuring impact of changes on user satisfaction and product performance
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Simple Quantitative and logical reasoning

Q1. Advanced Excel such as VLookup, FIND, PIVOT
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Q2. MySQL question like JOINS, GROUP BY, CONSTRAINTS, DATATYPES
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Q1. Personal question, communication required, stakeholders management
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