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Log4j - Interview Questions and Answers for 'Credit suisse' - 3 question(s) found - Order By Newest

 Q1. What are some different logging levels for log4j ?Log4j
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Ans. DEBUG
ERROR
ALL
WARN
INFO
FATAL
OFF
TRACE
TRACE_INT
WARN

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   Like      Discuss      Correct / Improve     java   log4j   log4j level   logging   error logging     CrimsonLogic  Infosys  ADP  FICO  Comcast  Accenture  Credit Suisse  HCL Technologies  Tata Consultancy (TCS)


Related Questions

 Can you organize following Log4j levels in hierarchy ?

WARN, DEBUG,INFO, ERROR
 What is the difference between INFO and DEBUG logging levels ?


 Q2. What is the difference between log4j and java logging api ?Log4j2017-03-03 14:15:09

 This question was recently asked at 'Credit Suisse'.This question is still unanswered. Can you please provide an answer.


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   Like      Discuss      Correct / Improve          Credit Suisse


Related Questions

  What are some different logging levels for log4j ?
 What is the difference between TimeBasedRollingPolicy and SizeBasedTriggeringPolicy within Log4j ? Can we use both together and What would that mean ?
 What is the difference between RollingFile and RollingRandomAccessFile in log4j ?
 In following log4j configuration file, How should we change the logging level to WARN

<Configuration status="DEBUG">
<Appenders>
<RollingFile name="File" fileName="logs/xyz.log" filePattern="logs/xyz-%d{MM-dd-yyyy}.log.gz">
      <TimeBasedTriggeringPolicy />
   </RollingFile>
</Appenders>
<Loggers>
<Root level="DEBUG">
<AppenderRef ref="File" />
</Root>
</Loggers>
</Configuration>
 in the following log4j config file, How should we change the file name and format


<Configuration status="DEBUG">
<Appenders>
<RollingFile name="File" fileName="logs/xyz.log" filePattern="logs/xyz-%d{MM-dd-yyyy}.log.gz">
      <TimeBasedTriggeringPolicy />
   </RollingFile>
</Appenders>
<Loggers>
<Root level="DEBUG">
<AppenderRef ref="File" />
</Root>
</Loggers>
</Configuration>
 In the following log4j config, What if we don't need rolling logs

<Configuration status="DEBUG">
<Appenders>
<RollingFile name="File" fileName="logs/xyz.log" filePattern="logs/xyz-%d{MM-dd-yyyy}.log.gz">
      <TimeBasedTriggeringPolicy />
   </RollingFile>
</Appenders>
<Loggers>
<Root level="DEBUG">
<AppenderRef ref="File" />
</Root>
</Loggers>
</Configuration>
 What are some of the Log4j appenders ?
 Can you organize following Log4j levels in hierarchy ?

WARN, DEBUG,INFO, ERROR
 What is the difference between INFO and DEBUG logging levels ?
 What is the difference between DEBUG and TRACE logging levels ?


 Q3. What is the difference between log4j and java logging api.Log4j2018-07-24 08:11:16

Ans. log4j is by apache while java logging api is given by sun. log4j is more powerful,extensible and simple to use than java logging api.

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