a)Briefly explain the meaning of the following terms as applied in management of Information Systems.

i)System (2marks)
ii)Closed and open system (2marks)
iii)Database management system(2marks)

b)Explain clearly ten(10) types of business information systems that can be used to enhance processes in Hospitality and Tourism sector.(20marks)

c)Explain clearly why online hotel reservations have become quite popular(3marks)

d)In an interview with Hilton hotel,Daniel was asked to make a presentation on computer systems maintenance.Show how an annual computer preventive maintenance schedule should be. (7marks)

e)List down the four stages of data processing. (4marks)

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