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|Interview Questions and Answers|
|Ans. Yes , sometime we receive issues related to outdated pages being rendered to the user. In those cases we clear the cache and then try to investigate the reason for that. Sometime the issue is due to comparatively high refresh interval. In those cases we reduce the cache refresh interval.|
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|Like Discuss Correct / Improve  caching   cache   java   web applications   production support   application support|
|What are the reasons to choose between reserved and on demand instances ?|
|There is a server which is 90% full, I need to increase the space. How can I do it ?|
|What are LDAP servers used for ?|
|What is Nagios ?|
| Explain Application / Server architecture being used in your project ?|
Explain your project architecture ?
|How do you monitor the server resources if inadvertently high traffic is reported ?|
|What is Hot Deployment ?|
|Difference between Hot and Cold Deployment ?|
|What are the steps you follow if you receive an application outage ticket ?|