MPOWER Financing Underwriting Analyst Interview Questions and Answers

Technical + Analytics
I gave my coding test this august 2024, it was purely based on SQL coding
8 question, 3 easy, 3 intermediate and 3 hard.

Q1. Introduction and explain any one of the projects plus what was the analytics you used
Ans. 
Implemented a project to optimize marketing campaigns using predictive analytics
• Developed a predictive model to identify the most effective marketing channels

• Utilized data from past campaigns to train the model

• Used techniques such as regression analysis and decision trees to analyze the data

• Generated insights on customer behavior and preferences to improve campaign targeting
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Q2. SQL coding, shared screen and was asked to find cumulative sum of cost for a table.
Ans. 
Calculate cumulative sum of cost using SQL with window functions for a given table.
• Use the SUM() function with OVER() clause for cumulative sum.

• Example: SELECT cost, SUM(cost) OVER (ORDER BY date) AS cumulative_cost FROM expenses;

• Ensure proper ordering to get accurate cumulative results.

• You can partition data if needed using PARTITION BY clause.
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Mostly sql question asked, moderate level

Q1. Sql join and sub query
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Q2. Window functions
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SQL test coding assessment which I am yet to give

Q1. Ques.1 How many delivery boy have called customers more than 5 times?
Ans. 
The number of delivery boys who called customers more than 5 times is not provided.
• Data on the number of delivery boys who called customers more than 5 times is missing.

• Need to gather data on the number of delivery boys and their call logs.

• Analysis can be done once the data is available.
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Q2. Question 2. Count distinct uniques names from the table
Ans. 
To count distinct unique names from a table, use the SELECT DISTINCT statement with the name column.
• Use SELECT DISTINCT to retrieve unique names

• Specify the name column in the SELECT statement

• Example: SELECT DISTINCT name FROM table_name

• Store the result in an array of strings
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