A data model explicitly determines the structure of data. Data models are specified in a data modeling notation, which is often graphical in form. A data model can be sometimes referred to as a data structure, especially in the context of programming languages. Data models are often complemented by function models, especially in the context of enterprise models.
The Association Montessori Internationale (AMI), founded by Maria Montessori in 1929, maintains Montessori educational principles and disseminates Montessori education throughout the world.
The invention of the modern piano is credited to Bartolomeo Cristofori (1655-1731) of Padua, Italy.He invented it in the year 1700. The person who invented the first piano wasâ¦ Bartolomeo Cristofor who was an Italian inventor. It was invented in the mid 1700s.