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...of data by electronic means. Let us give you some examples. In a landline telephone system, messages are conveyed as signals on wires. The message is conveyed electronically. Manipulation of data takes place when you speak into the phone – your words are transformed into electronic signals. The data is then conveyed through the phone system, stored briefly for further processing on the way, and ......

...systems map that explores the influences between the components that you have included on the map. It therefore represents how the components both of the system and its environment interact, and shows the important relationships that exist among them. It presents an overview of areas of activity, or organisational and other groupings, and their main interrelationships. It...