What devices do not form part of the main components of a computer but can be attached to function effectively?

Peripherals are a generic name for any device external to a computer, but still normally associated with its extended functionality. The purpose of peripherals is to extend and enhance what a computer is capable of doing without modifying the core components of the system. A printer is a good example of a peripheral.

Explanation:

answerthey protect the head and neck in rear impacts;