webMethods Questions and Answers

webMethods Questions:

1. Explain Error handing concept using Try & Catch block?
2. How to write flow service to insert data into DB by using FLAT FILE?
3. Difference between EAI & B2B integrations?
4. What are start, commit & rollback transactions & how to use them?
5. Explain different types of transactions available in JDBC Adapter?
6. What is the difference between custom SQL & Dynamic SQL?
7. What are different types of adapter notifications available? Explain Basic Notification?
8. What are the different types of flow services are there?
9. Difference between LOOP & REPEAT flow steps?
10. Explain EXIT flow step & its properties?
11. What is invoke step?
12. What is scope of variable that declared outside the main? Is that accessible in try catch block?
13. What are the ways of reloading a package?
14. What are the different ways of invoking a service?
15. What is the difference between savePipelineToFile and savePipeline?
16. What is the purpose of clearPipeline?
17. How can you define PIPELINE?
18. How to define ACL for all elements?
19. What are the different types of schedulers are there in IS?
20. Why do we use name space in webMethods?
21. What are the different types of webService descriptors available?
22. Explain file pooling concepts.
23. What is use of pub.flow:debugLog service?
24. What is the difference between INVOKE & Transformer?
25.  What are the common properties of flow steps?