A computer attachment is a device that connects to a computer and enhances its capabilities. The most common computer attachments are the MOUSE, CORD, KEYBOARD, and ESE. The MOUSE is a small handheld device with two or more buttons used to control the movement of a cursor on a computer screen. The CORD is a cable used to connect the MOUSE to the computer. The KEYBOARD is a set of keys that allow the user to type in commands and data. Lastly, ESE stands for External Storage Enclosure, which is an external hard drive that can be connected to a computer to store data.