Match each word to its correct meaning. 1. firewall software that protects a computer by preventing unauthorized access and protecting it from being infected by undesirable data from the internet 2. hard disk drive a device that uses a disk to permanently store all computer data within files and folders; these drives spin very fast (up to 7,200 rpm) with data accessible from any place on the drive 3. monitor the theory that such computing characteristics as processing speed, memory capacity, and sensors double every two years; a rate described as exponential 4. moore's law the monitor displays the computer's user interface and open programs, allowing the user to interact with the computer, typically using the keyboard and mouse 5. network a computer program that processes the requests of another set of programs, called "clients"; the server performs work on behalf of clients, which may run on the same computer as the server or connect to it through a network 6. server a network connects two or more computers to allow them to share information (networking)