Name and explain possible reasons why systems needs to be replaced?

Answer 1

- Changes in the Activities of an organisation or in the natureof the organisation(for example Changing from a one site dealer into a chain of outlets - Re-Engineering The organisation's processes whereby an organisation completely redesigns all its business processes to achieve dramatic improvements in its business performance.

-Downsizing from centralised decision making and information systems to decentralised decision making and information systems to make the organisation more responsive to consumer needs -Growth of an organisation by extending product base -Technological changes can lead to new production processes -Maintaining a competitive advantageThe organisation may have discovered new ways of producing their product range that will allow them to stay adhead of competitors -Increasing the productivity A Manufacture may decide to move from a mass production process to one that is quality oriented

Answer 2

Organisations operate in an open environment where they are constantly influenced by changes that also affect the information that is produced by the information system. Therefore, the information system needs to adapt to the change in the requirements; if not, the information system will become obsolete.

Answer 3

Electronic systems may need to be replaced every few years. This should happen because dust or bugs could get into the system. Parts may need to be replaced yearly.