A reproduction is a surmised impersonation of the activity of a procedure or system;[1] that speaks to its activity after some time.

Reenactment is utilized in numerous specific situations, for example, reproduction of innovation for execution tuning or streamlining, security building, testing, preparing, training, and computer games. Regularly, PC tests are utilized to consider recreation models. Reenactment is additionally utilized with logical displaying of characteristic frameworks or human frameworks to pick up understanding into their working, as in financial matters. Reenactment can be utilized to show the possible genuine impacts of elective conditions and approaches. Reproduction is additionally utilized when the genuine framework can't be locked in, in light of the fact that it may not be available, or it might be perilous or unsatisfactory to draw in, or it is being planned however not yet assembled, or it might essentially not exist.

Key issues in reenactment incorporate the obtaining of legitimate wellsprings of data about the applicable choice of key attributes and practices, the utilization of disentangling approximations and presumptions inside the recreation, and constancy and legitimacy of the reproduction results. Methodology and conventions for model confirmation and approval are a progressing field of scholarly investigation, refinement, innovative work in reenactments innovation or practice, especially in crafted by PC reproduction.