The document summarizes different types of computers based on their size and capabilities. It discusses super computers as the largest and most powerful computers used for specialized tasks like weather forecasting. Mainframe computers are described as the second largest and most capable, supporting up to 100 users. Mini computers are depicted as mid-sized with less power than mainframes. Micro computers are introduced as the smallest digital computers, including desktops, laptops, palmtops, wearables, and pocket computers designed for single user mobility. Examples are provided for each type.