LOG4J INTERVIEW QUESTIONS AND ANSWERS

LOG4J MOST ASKED Job Interview Questions. Read LOG4J Interview Questions and Answers for Experienced, Freshers PDF Download.

Read LOG4J Questions and Answers for Interview

What is Log4j?View Answer
Why to use Log4j?View Answer
What are the three principal components of Log4j?View Answer
Inside logger component what are the different log levels?View Answer
What are Appenders in Log4j?View Answer
What are the different types of Appenders?View Answer
What is layouts in log4j?View Answer
What are the two static methods for obtaining a logger object?View Answer
What are the other support objects in Log4j?View Answer
How log4j file is defined?View Answer
What is the command to write your logging information into a file?View Answer
What are the logging methods provided by logger class?View Answer
In log4j how can you log into the database?View Answer
Explain whether log4j is a thread safe?View Answer
Explain whether a log output format can be customized?View Answer
What are the system properties checked by log4j?View Answer
What is the role of filter in log4j?View Answer
Explain how can you get multiple processes to log to the same file?View Answer
What is the difference between Threshold and LevelRangeFilter in log4j?View Answer
What does .class mean in log4j context?View Answer
What is package level logging in log4j?View Answer
What does WARN and TRACE level indicates in log4j?View Answer
What are the format characters used in log4j?View Answer
What is the best way to migrate from java.util logging to log4j?View Answer
Explain why do you get multiple copies of the message in log file sometime?View Answer