50 TOP AJAX Interview Questions and Answers pdf free download

1. What is Ajax?
2. What are Ajax applications?
3. How many types of triggers are present in update panel?
4. What are all the controls of Ajax?
5. What is the name of the DLL that contains Ajax control tool kit?
6. What role of #&& in querystring?
7. How to control the duration of an Ajax request?
8. What are the advantages of Ajax?
9.  What are the disadvantages of Ajax?
10. What is update panel?
11. Which are the two methods used for cross domain Ajax calls?
12. What are all the technologies used by Ajax?
13. What are all the features of Ajax?
14. What is JSON in Ajax?
15. What are the difference between AJAX and Javascript?
16. What are the components of the ASP.NET AJAX architecture?
17. What are the extender controls?
18. What is AJAX Control Extender Toolkit?
19. Where AJAX cannot be used?
20. What are the pre-requisites to execute AJAX applications on a server?
21. What is AJAX Framework?
22. How can you find out that an AJAX request has been completed?
23. Is javascript knowledge is required to do Ajax?
24. What are all the browsers support AJAX?
25. How can you test the Ajax code?
26. Is Ajax said to be a technology platform or is it an architectural style?
27. How can AJAX applications be debugged?
28. How can we cancel the XMLHttpRequest in AJAX?
29. Is AJAX code cross browser compatible?
30. What is the name of object used for AJAX request?
31. What is prerequisite for Update Panel in Ajax?
32. How many update panel can be used per page?
33. What is Script Manager?
34. How Ajax objects can be created?
35. What are the protocols used by Ajax?
36. What are all the security issues of Ajax?
37. How can we handle concurrent requests?
38. Define the role of the Update Panel?
39. Can we use nested update panel in Ajax?
40. What are the types of post back in Ajax?
41. How can we handle exception handling in Ajax?
42. What are the components of the ASP.NET Ajax Client Library?
43. What are the controls of the Script Management group?
44. What are all the different data types that JSON supports?
45. What are the goals of Ajax?
46. What is the difference between proxied and proxyless calls in AJAX?
47. How many types of ready states in Ajax?
48. What is the difference between RegisterClientScriptBlock, RegisterClientScriptInclude and RegisterClientScriptResource?
49. Which request is better, Get or Post?
50. What are the limitations of Ajax?