It used to be common to see a 1 ……………sitting on a desk. No more. Now, individual 2 …………………. inside a company are connected via a 3………………. (= data communication system inside a building) to the company's 4 ………………… (= high-capacity computers that store data and manage all the network resources). Large, multi-site organizations (eg a national health service) will require a 5 ……………… (= computer network that covers a large geographical area). How is all the internal company information accessed by users? Easily, via an 6 ………………..This is an internal network that acts just like a website, but is accessible only with a password and is protected by a 7 ……………….. Further levels of security are provided by 8 …………………(= transforming data into a code to protect its confidentiality) and, for large organizations, housing the servers inside a bunker to provide physical security in case of fire, etc.
A MIND MAP
4 Make collocations by matching a word from each column.
