what are the format characters used in log4j?
Explain why to use Apache Log4j?
what are the system properties checked by log4j?
what is the best way to migrate from java.util logging to log4j?
what is Log4j?
how can you get multiple processes to log to the same file?
How log4j file is defined?
what is layouts in log4j?
what does WARN and TRACE level indicates in log4j?
what are Appenders in Log4j?
what is the role of filter in log4j?
what are the other support objects in Log4j?
what are the three principal components of Log4j?
what are the different types of Appenders?
what is the command to write your logging information into a file?