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Apache Log4j Interview Questions
Un-Answered Questions { Apache Log4j }
what is Log4j?
what are the system properties checked by log4j?
what is the difference between Threshold and LevelRangeFilter in log4j?
what is the best way to migrate from java.util logging to log4j?
what are the logging methods provided by logger class?
how can you get multiple processes to log to the same file?
In log4j how can you log into the database?
what are the two static methods for obtaining a logger object?
How log4j file is defined?
Explain whether log4j is a thread safe?
what are the format characters used in log4j?
Inside logger component what are the different log levels?
what is the role of filter in log4j?
what does WARN and TRACE level indicates in log4j?
why do you get multiple copies of the message in log file sometime?
