Each macronutrient yields a certain number of calories. 1  One gram of protein yields 4 calories. 2  One gram of carbohydrate yields 4 calories. 3  One gram of fat yields 9 calories. 4  One gram of alcohol yields 7 calories.
History of Microsoft. Microsoft is a multinational computer technology corporation. The history of Microsoft began on April 4, 1975, when it was founded by Bill Gates and Paul Allen in Albuquerque.
Microsoft Surface. Microsoft Surface is a series of touchscreen Windows personal computers and interactive whiteboards designed and developed by Microsoft. The devices are manufactured by Pegatron and are designed to be premium devices that set examples to Windows OEMs. It comprises four generations of hybrid tablets, 2-in-1 detachable notebooks, a convertible desktop all-in-one, an interactive whiteboard, and various accessories all with unique form factors. With the exception of the first-generation Surface and