Waec 2018 data processing Answers
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Q1a i) Data modeling is the process of documenting a complex software system design as an easily understood diagram, using text and symbols to represent the way
data needs to flow.
ii) -Relational model.
-Network model.
-Document model
2b... In computing, an *icon* is a pictogram or ideogram displayed on a computer screen in order to help the user navigate a computer system or mobile device.
A web *browser* is a software application for retrieving,presenting and traversing information resources on the World Wide Web.
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