Normally, you grant permissions to a specific assembly. If you have several assemblies, and you are certain that the location is secure, you can grant full trust to the folder where the assemblies are located. If you grant trust to the folder, all the assemblies in that folder and its subfolders are also trusted.
Break Even quantity is the formula that is used to determine the break-even point. Fixed Costs are those normal costs that are necessary to run any business. For example rent, utilities, insurance, and even salaries. Price is the amount usually in dollars that the company will charge for the product.
Break-even quantity equals break-even revenue divided by the average selling price per unit. It also equals the total fixed costs divided by the difference between the average selling price per unit and the average variable costs per unit.