log4j Online Quiz



Following quiz provides Multiple Choice Questions (MCQs) related to log4j Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Which of the following log4j objects are responsible for formatting logging information in different styles?

A - loggers

B - appenders

C - layouts

D - None of the above.

Answer : C

Explanation

layouts − Responsible for formatting logging information in different styles.

Answer : B

Explanation

public void trace(Object message) of Logger class prints messages with the level Level.TRACE.

Q 4 - Which of the following level designates informational messages that highlight the progress of the application at coarse-grained level?

A - DEBUG

B - ERROR

C - FATAL

D - INFO

Answer : D

Explanation

INFO − Designates informational messages that highlight the progress of the application at coarse-grained level.

Answer : B

Explanation

L − Used to output the line number from where the logging request was issued.

Q 7 - Which of the following set the location information for the logging event using HTMLLayout?

A - HTMLLayout.setContentType(String)

B - HTMLLayout.setLocationInfo(String)

C - HTMLLayout.setTitle(String)

D - None of the above.

Answer : B

Explanation

HTMLLayout.setLocationInfo(String) − Sets the location information for the logging event. Default is false.

Answer : A

Explanation

maxFileSize − This is the critical size of the file above which the file will be rolled.

Answer : A

Explanation

The log4j API provides the org.apache.log4j.jdbc.JDBCAppender object, which can put logging information in a specified database.

Q 10 - By default, the LogManager looks for a file named log4j.properties in the CLASSPATH.

A - false

B - true

Answer : B

Explanation

true − By default, the LogManager looks for a file named log4j.properties in the CLASSPATH.

log4j_questions_answers.htm
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