A driver is a specially written program which understands the operation of the device it interfaces to, such as a printer, video card, sound card or CD ROM drive. It translates commands from the operating system or user into commands understood by the the component computer part it interfaces with.
The Mental Age Test consists of 20 statements. Answers are multiple choice. Your first answer is your final answer. Statements are selected at random. 9,332,812 people have now taken this test. Nobody will see your answers - so be honest !
Mild retardation. The vast majority of people with mental retardation have IQ levels of 55 to 69 and are considered mildly retarded. Mildly retarded children often go undiagnosed until they are well into their school years. They are often slower to walk, talk, and feed themselves than most other children.