フリー問題

問題文

The bank runs the Process Server on a node of its own, and a steward's laptop keeps a record of its own beside a log4j.properties file. The administrator has to name one of the functions that the log file of the Process Server covers, and the property on the last line of that log4j.properties file which has to carry the value DEBUG. Which pair completes the sentence below correctly?

選択肢

1. One of the functions that the log file of that server covers is EXTRACTION, and the property on the last line of the log4j.properties file beside that record which has to carry the value DEBUG is log4j.mainCategory.
2. One of the functions that the log file of that server covers is SIMULATION, and the property on the last line of the log4j.properties file beside that record which has to carry the value DEBUG is log4j.rootCategory.
3. One of the functions that the log file of that server covers is EXTRACTION, and the property on the last line of the log4j.properties file beside that record which has to carry the value DEBUG is log4j.rootCategory.
4. One of the functions that the log file of that server covers is SIMULATION, and the property on the last line of the log4j.properties file beside that record which has to carry the value DEBUG is log4j.mainCategory.