Log4j

Upgrade Salesforce Data Loader V53.0.2 fix version for log4j vulnerability Please update to the latest available version 53.0.2 This version is for use with Salesforce Winter ’22 or higher release …

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 …