Can you explain combineraggregator?
Explain the difference between apache kafka and apache storm?
Explain when to use field grouping in storm? Is there any time-out or limit to known field values?
Why use apache storm?
Can you define multiviews?
What is data integrity and what are the methods available to reduce threats to it?
How to check for the httpd.conf consistency and any errors in it?
What is servertype directive in apache server?
Explain how storm ui can be used in topology?
What is multiviews?
Mention the difference between apache kafka and apache storm?
When should you call the clean-up method?
What does it mean for a message to be?
Can you define mod_vhost_alias?
In which folder are java application stored in apache?