Question

What is log describe?

Answer 1

In mathematics, the logarithm is the inverse function to exponentiation. That means the logarithm of a given number x is the exponent to which another fixed number, the base x, must be raised, to produce that number x. ... For example, log2 64 = 6, as 64 = 26.

Answer 2

A log in a computing context is the automatically produced and time stamped documentation of event relevant to a particular system. Virtually all application and software produce log file.
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