There could be two reasons why this may happen
Repeated configuration of log4j
Attaching the same appenders to multiple loggers
Posted Date:- 2021-09-01 07:55:33
What is the purpose of F character used in the conversionPattern of PatternLayout object?
Explain why do you get multiple copies of the message in log file sometime?
Mention what is the best way to migrate from java.util logging to log4j?
Explain what does WARN and TRACE level indicates in log4j?
Explain what is package level logging in log4j?
Mention what is the difference between Threshold and LevelRangeFilter in log4j?
Explain how can you get multiple processes to log to the same file?
Explain what are the system properties checked by log4j?
Explain whether a log output format can be customized?
Explain what is the command to write your logging information into a file?
In log4j how can you log into the database?
What is the purpose of LogManager object?
What is the purpose of Filter object?
What are Pros and Cons of Logging?
Can log4j logging be stored to database?
What is purpose of ERROR log level?
Explain why do you get multiple copies of the message in log file sometime?
List the output destinations of at least 3 Log4j and explain their meanings.
Mention larger logging domains for your applications.
Why should we prefer log4j framework while Java provides logging API?
Mention what is the difference between Threshold and LevelRangeFilter in log4j?
Explain immediateFlush property of FileAppender.
How does log Levels work in Log4J?
How can you log into the database using Log4j?
Explain different logging levels in log4j.
Mention what are the other support objects in Log4j?
Mention what are the different types of Appenders?
Explain what are the format characters used in log4j?
What is the purpose of c character used in the conversionPattern of PatternLayout object?
Advantages of using log4j framework.
Components of log4j framework.
How will you create a logger in any class?
What is the purpose of ObjectRenderer object?
What is the purpose of Appender object?
Mention what are the two static methods for obtaining a logger object?
Mention what is the best way to migrate from java.util logging to log4j?
What is purpose of FATAL log level?
What is purpose of ERROR log level?
What are Pros and Cons of Logging?
What is purpose of DEBUG log level?
What are the different logging levels?
Inside logger component what are the different log levels?
Mention what are the three principal components of Log4j?