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information systems and services

ccessing the information at a certain location, costs incurred by purchasing the information from specialist providers of information, stationary costs, payment to employees for handling the information etc.Ownership – Ownership is usually internal, shared or external and is usually dependant on location.Value – Information has different classes of value, it can be high, medium or low depending on: exclusiveness, how current, accuracy, relevance, completeness, time period, use etc.Availability – Information can be classed as being immediately available or delayed. The information should be available when needed. If it is supplied too late it will be of no use. It is also important that information is communicated through the correct channels so that it arrives at its destination clear and understood.Question 3INFORMATION FLOWS WITHIN THE SYSTEM.Internal - The internal flows of a system are the data or paper work that is sent internally to other departments within an organisation i.e. making and receiving orders, sending invoices and memos etc. It also helps the different departments to communicate effectively with each other.External - The external flows of information are to whom the organisation is accountable e.g. the government for taxes, suppliers for payment, shareholders for dividends, financial institutions for deposits or withdrawals etc. Electronic - The electronic flows within the system can be anything that requires technology to move data around e.g. e-mail, fax, network messages within a LAN or WAN, bar code scanners, swipe machines etc.Hardcopy - A hardcopy is any thing that is received which is paper based e.g. invoices, purchase order, statements and received faxes. ...

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