Apache Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache Related Interview Questions

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what is Log4j?

what are the system properties checked by log4j?

what is the difference between Threshold and LevelRangeFilter in log4j?

how can you get multiple processes to log to the same file?

what are Appenders in Log4j?

what is the command to write your logging information into a file?

what is the role of filter in log4j?

Explain whether a log output format can be customized?

How log4j file is defined?

what are the different types of Appenders?

In log4j how can you log into the database?

what are the other support objects in Log4j?

Explain whether log4j is a thread safe?

what are the three principal components of Log4j?

what does .class mean in log4j context?

Un-Answered Questions { Apache Related }

What are the common configurations in apache storm?

What is redelivery policy in apache camel?

What is the state of Aggregator EIP stateful or stateless?

How to create 404 error page?

What jars do I need?

Explain how to import .jar files?

How storm ui can be used in topology?

What is the backpressure in nifi system?

What is basic differences between apache camel and kafka?

how can you get multiple processes to log to the same file?

What is ivy?

Explain the difference between apache kafka and apache storm?

Which command is used to start solr in foreground?

152

Explain using ant and give an small example?

How you can clean or delete workspace using ant?

159

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