Computers are electronic devices that are designed to process and manipulate data. They can perform a wide range of tasks, from simple calculations to complex simulations and artificial intelligence algorithms. Computers can be categorized based on their size, power, and function, from personal computers to supercomputers that are used for scientific research and other large-scale applications.

Technology encompasses a wide range of fields and applications, from telecommunications and networking to software development and robotics. Some of the most prominent areas of technology include mobile computing, cloud computing, artificial intelligence, virtual and augmented reality, and the Internet of Things (IoT).