A modular kitchen is one that is made up of pre-made cabinet parts. These parts are fitted together to create a whole, functional kitchen design. Modular cabinets are popular in kitchen remodeling projects and are available in two main types: upper and lower units. There are also full units such as closets or pantries that fit from floor to ceiling, or almost to the ceiling.

The application (calculator) helps the programmer to transfer numbers between different number systems and the implementation of these operations of the algebra of logic. It also helps people who study computer science in schools and universities.