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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 MMM yyyy HH:mm:ss,SSS}. (145)
Read More31.What is purpose of FATAL log level? FATAL − Designates very severe error events that will presumably lead the application to abort. (151)
Read More21.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 of the logger can be any string you can pass,…
Read More11.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 or a configuration class. (143)
Read More1.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 C, C++, C#, Perl, Python, Ruby, and Eiffel languages. log4j…
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