Many bank cards now use contactless technology. Describe the advantages and disadvantages of using these cards rather than cards that use chip and PIN .
(4 marks)
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A headteacher is considering setting up a card system for students to buy food in the school canteen. The headteacher is trying to decide whether to install a system that uses magnetic stripe card readers or one that uses chip and PIN card readers. Compare the use of magnetic stripe card readers with the use of chip and PIN card readers. Your answer must include similarities and differences.Â
(6 marks)