C2fo Decision Scientist Interview Questions, Process, and Tips

Q1. About experience and work profile
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Q1. About salary, position and working location
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Q1. Tell me something about yourself
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Q2. Situation based qiestions
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Q3. What do you know about this company
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Q1. What is the difference between secured and unscured loan
Ans. 
Secured loans are backed by collateral, while unsecured loans are not.
• Secured loans require collateral to secure the loan, such as a house or car

• Unsecured loans do not require collateral and are based on the borrower's creditworthiness

• Secured loans typically have lower interest rates due to the lower risk for the lender

• Examples of secured loans include mortgages and auto loans, while credit cards and personal loans are
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Q2. How many types of loans are there.
Ans. 
There are several types of loans including personal loans, home loans, auto loans, student loans, and business loans.
• Personal loans

• Home loans

• Auto loans

• Student loans

• Business loans
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Q1. What are the basic documents required to process a Business loan.
Ans. 
Basic documents for a business loan include financial statements, business plan, credit history, and personal identification.
• Financial statements (income statement, balance sheet, cash flow statement)

• Business plan outlining the purpose of the loan and how it will be used

• Credit history of the business and its owners

• Personal identification documents (such as driver's license or passport)

• Collateral documents (if applicabl
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Q2. What is 15% of 2 lakhs.
Ans. 
15% of 2 lakhs is 30,000.
• Calculate 15% of 2 lakhs by multiplying 2,00,000 by 0.15

• 15% of 2 lakhs = 2,00,000 * 0.15 = 30,000
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Q1. Questions based on MS Excel only and provide 1 assignment for data analysis.
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Q1. Again easy questions on MS Excel like; Vlookup, pivot, summarize, sumif, etc
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Q1. Filtering methods in pandas?
Ans. 
Pandas filtering methods allow for selecting data based on conditions, enhancing data analysis and manipulation.
• Boolean indexing: Use boolean conditions to filter rows. Example: df[df['age'] > 30]

• Query method: Use the query() function for filtering. Example: df.query('age > 30')

• loc method: Access a group of rows and columns by labels. Example: df.loc[df['age'] > 30, ['name', 'age']]

• isin method: Filter rows bas...read more
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Q2. Make simple function to create new columns by using existing multiple other fields.
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Q3. Write a simple SQL query for department wise budget?
Ans. 
This SQL query retrieves the total budget allocated for each department in an organization.
• Use the SUM() function to calculate total budget.

• Group results by department using GROUP BY clause.

• Example SQL query: SELECT department, SUM(budget) AS total_budget FROM departments GROUP BY department;
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How to improve credit model in order to increase sales growth of the organization?

Q1. Related to relocation?
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Q2. Why you want to chnage current organization?
Ans. 
I seek new challenges and opportunities for growth that align with my career goals and passion for data science.
• Desire for professional growth: I want to work on more complex projects that push my analytical skills.

• Interest in innovative technologies: My current organization is not utilizing the latest tools in data science, like machine learning frameworks.

• Cultural fit: I am looking for a company that values collabora...read more
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Q1. Mostly revolves around SQL, A bit of python and in that also specially pandas and might be a bit of excel
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Q1. SQL a bit advanced, Pandas and Python, and around your projects some time and if you mentioned ML then some questions around it mostly logistic regression,random foresr
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Q1. Tell me about yourself.
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Q1. What is Vector? How it is different from arrays?
Ans. 
Vector is a dynamic array that can resize itself. It differs from arrays in its ability to change size during runtime.
• Vectors are implemented as dynamic arrays, whereas arrays are static.

• Vectors can resize themselves during runtime, whereas arrays have a fixed size.

• Vectors can be used to store objects of any type, whereas arrays can only store objects of a specific type.

• Vectors have built-in functions for easy manipula
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Q2. What is an abstract class?
Ans. 
An abstract class is a class that cannot be instantiated and is used as a base class for other classes.
• An abstract class can have abstract and non-abstract methods.

• Abstract methods are declared but not implemented in the abstract class.

• A non-abstract class that inherits from an abstract class must implement all abstract methods.

• An abstract class can have constructors and fields like a regular class.

• An abstract class ca...read more
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