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American Express Risk Analyst Interview Questions and Answers

Updated 13 Oct 2024

Q1. How to use joins in SQL?

Ans.

Joins are used to combine data from two or more tables based on a related column.

  • Use JOIN keyword followed by the name of the table to join

  • Specify the columns to join on using ON keyword

  • Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN

  • Example: SELECT * FROM table1 JOIN table2 ON table1.column = table2.column

  • Use aliases to simplify the query

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Q2. How to manage multiple stakeholders?

Ans.

Managing multiple stakeholders requires clear communication, prioritization, and active listening.

  • Identify key stakeholders and their interests

  • Establish clear communication channels and expectations

  • Prioritize stakeholder needs and manage expectations

  • Actively listen to feedback and adjust accordingly

  • Maintain transparency and keep stakeholders informed

  • Address conflicts and concerns proactively

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Q3. How does Amex earns money?

Ans.

American Express earns money primarily through fees charged to merchants and cardholders, interest on outstanding balances, and investment income.

  • Merchant fees: Amex charges merchants a fee for accepting their cards as payment, typically higher than other credit card companies.

  • Cardholder fees: Amex charges annual fees, late fees, and foreign transaction fees to cardholders.

  • Interest income: Amex earns interest on outstanding balances from cardholders who carry a balance from m...read more

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Q4. How can concatenate in sql?

Ans.

Concatenate in SQL is done using the CONCAT function or the + operator.

  • Use the CONCAT function to concatenate strings in SQL, for example: SELECT CONCAT(first_name, ' ', last_name) AS full_name FROM employees;

  • Alternatively, you can use the + operator to concatenate strings, for example: SELECT first_name + ' ' + last_name AS full_name FROM employees;

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Discover American Express interview dos and don'ts from real experiences

Q5. Revenue sources for American Express

Ans.

American Express generates revenue from various sources including card fees, interest income, and merchant fees.

  • Card fees from annual fees, late fees, and foreign transaction fees

  • Interest income from carrying balances on credit cards

  • Merchant fees from transactions made with American Express cards

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Q6. R Square and adjusted r square

Ans.

R Square and adjusted R Square are statistical measures used in regression analysis to determine the proportion of variance in the dependent variable that is explained by the independent variables.

  • R Square is a measure of how well the independent variables explain the variability of the dependent variable.

  • Adjusted R Square takes into account the number of independent variables in the model, penalizing for adding unnecessary variables.

  • R Square ranges from 0 to 1, with 1 indica...read more

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Interview Process at American Express Risk Analyst

based on 6 interviews
2 Interview rounds
Technical Round - 1
Technical Round - 2
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