"1 The Model T had 177 in³ (2. 9 L) 4 cylinder motor in a block producing 20 horsepower (15 kW) for a top speed of 45 mph (72 km/h) . The engine had side valves and 3 main bearings. Recent accounts credit the default-configuration Model T with fuel economy on the order of 25 to 30 miles per gallon. Production Ford's Piquette plant could not keep up with demand for the Model T and only 11 cars were built there during the first full month of production. In 1910, after assembling nearly 12,000 Model T's, Henry Ford moved the company to the new Highland Park complex. The Model T was the first automobile mass produced on assembly lines with completely interchangeable parts, marketed to the middle class. Model Underwater Woman To speed assembly, between 1915 and 1925 it was only available in one color, black. Black paint was also cheaper and more durable. "

"g. , controller updates user's shopping cart) A view uses the model to generate an appropriate user interface (e. g. , view produces a screen listing the shopping cart contents). The view gets its own data from the model (or direct from the data access layer - sometimes there is no domain logic to do). The model should have no direct knowledge of the view. However, the observer pattern can be used to provide some indirection between model and view, allowing the model to notify interested parties of a change. Model Pic Woman A view object can register itself with the model and listen for changes but the model itself remains view-agnostic. The controller does not pass domain objects (the model) to the view although it might issue a command telling the view to update itself. "