Main reasons for keeping old log files

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Explanation:

Reasons to Keep a Log File

Large data sets follow Murphy's Law. ...

While running a common script on several multiple files, a log file will give you a gist of the whole process.

A log file will help for future reference, both for your own self and also for others who will use the script or the data set again.

building and maintaining the topology is difficult and time consuming. the chance of redundant connections is high, which adds to the high costs and potential for reduced efficiency.

explanation:

answer; monitor is the correct answer. good luck