The sizes of computers have changed considerably over the years, like the technology. Earlier computers were big and used to consume the power of nearly a hundred modern personal computers. But, nowadays they are available in small sizes, so much so that some even fit into wristwatches and can be powered by simple watch batteries. The portable version, the laptop is also very popular. But, by far the most common computer in use today is the embedded computer. These are small and simple electronic devices that often control other devices. They are commonly observed in fighter aircrafts and industrial robots and even in children’s toys. The greatest advantage of the computer Technolgy is its power to store and execute programs, thereby making it extremely versatile. It facilitates self-paced learning and enables people to learn, as per their grasping power, with immediate reinforcement and feedback.... [Read More]