Essays / "System modeling and simulation" - anyone can help with essay? i just have not idea:(. [3]

Hi guys, I will be thankful if anyone helps me.
I should write essay for "System modeling and simulation" and The essay must include the following sections:
1. Problem to be solved (simulation problem: preferably, in your country)
2. Simulated system (system to be simulated)
3. Aim of simulation
4. Input data (What input data will be used in your simulation model?):
4.1. constant data (model parameters)
4.2. random data:
random events
random variables
5. Approaches to preparing input data (How you will prepare input data?)
6. Output data (What output data will be used in your simulation model?)
7. Simulation experiments (How you will experiment with the model?)
8. Analysis of simulation results (How you will analyse simulation results?
I will wait your answers. Thanks beforehand.