WNS Vuram

Questions asked:

1. What were the major challenges you faced in your project? Explain them with real-time examples and how you resolved them.
2. If you have around 200 updated CDTs and need to deploy them from one environment to another, what deployment approach would you follow and why?
3. How would you design and configure a process model to handle 100,000+ records coming from a third-party system efficiently?
4. How would you handle errors in a high-volume process model that integrates with third-party systems?
5. Can we handle exceptions inside a loop in Appian? If yes, how?
6. Write the logic to print the following pattern:

1. What are the different authentication methods supported by Appian Web APIs? Explain each with use cases.
2. If a database view is causing performance issues in Appian, how would you analyze and troubleshoot it?
3. Apart from creating indexes, what other techniques can be used to improve database view or query performance?
4. How do you calculate the difference between two dates in SQL?
5. Why do we use the Start Process Smart Service in Appian, and what is its impact on performance?
6. What best practices do you follow while designing a scalable and high-performance process model?
7. What is a hidden variable in Appian? Explain it with a real-time example.
8. Is it possible to update security for multiple Appian objects at once? If yes, how?