41.What is the purpose of d character used in the conversionPattern of PatternLayout object? d − Used to output the date of the logging event. For example, %d{HH:mm:ss,SSS} or %d{dd …
31.What is purpose of FATAL log level? FATAL − Designates very severe error events that will presumably lead the application to abort.
21.How will you create a logger in any class? Any other named Logger object instance is obtained through the second method by passing the name of the logger. The name …
11.What is the purpose of LogManager object? LogManager − The LogManager object manages the logging framework. It is responsible for reading the initial configuration parameters from a system-wide configuration file …
1.What is log4j? log4j is a reliable, fast and flexible logging framework (APIs) written in Java, which is distributed under the Apache Software License. log4j has been ported to the …
