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FIS

FIS provides financial services technology and outsourcing services, primarily for the banking and payments industries.

Interview Questions for FIS

1. What are the ways to enhance performance for web applications?

2. How do you share data between components?

3. How would you debug an application to solve a production defect that was raised?

4. What are the pillars of OOPS, and can you explain them?

5. Write code in C# to implement the Singleton design pattern.