How long is a .NET DateTime/TimeSpan tick?

Question

How long is a .NET DateTime/TimeSpan tick?

Answer 1

The tick is the unit of granularity for the .NET DateTime and TimeSpan value types.

It has the following common conversions:

1 tick = 100 nanoseconds
       = 0.1 microseconds
       = 0.0001 milliseconds
       = 0.0000001 seconds