log4j Online Quiz


Advertisements


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

Answer : D

Explanation

All of the above options are correct.

Answer : D

Explanation

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

Q 4 - Which of the following level designates all levels including custom levels?

A - OFF

B - TRACE

C - WARN

D - ALL

Answer : D

Explanation

ALL − All levels including custom levels.

Answer : D

Explanation

F − Used to output the file name where the logging request was issued.

Answer : B

Explanation

X − The X conversion character is followed by the key for the MDC. For example, X{clientIP} will print the information stored in the MDC against the key clientIP.

Answer : B

Explanation

encoding − It is possible to use any character-encoding. By default, it is the platform-specific encoding scheme.

Q 8 - Which of the following DatePattern configuration of DailyRollingFileAppender rolls over the logs at midday and midnight of each day?

A - '.' yyyy-MM

B - '.' yyyy-MM-dd

C - '.' yyyy-MM-dd-a

D - '.' yyyy-MM-dd-HH

Answer : C

Explanation

'.' yyyy-MM-dd-a − Roll over at midday and midnight of each day.

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 - Logger uses the Layout objects and the conversion pattern associated with them to format the logging information.

A - true

B - false

Answer : B

Explanation

false − Appender uses the Layout objects and the conversion pattern associated with them to format the logging information.


log4j_questions_answers.htm

Advertisements