Power cord - A piece of wire that is covered with plastic, used to connect electrical equipment to a power supply., Tech support - A department in a company that provides technical help to its customers., Freeze up - To stop moving or functioning., Battery - An object that provides electricity for things such as radios, electronic devices, etc., Charged - Containing electrical energy., Virus - A program that is put onto a computer in order to destroy the information that is stored in it., Software - Programs that you use to make a computer do different things., Print - To make writing or images on paper or other material with a machine., Site - Short form for website (an area on the Internet where information about a particular subject, etc. can be found)., Wireless - Using a system of radio signals to connect computers, mobile phones, etc., to each other.,

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