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22;23;24 2023 Question1 (Marks: 30) Answer all questions in this section Q.1.1 A system is a set of interrelated elements that work together to perform four main (5) functions. Explain how these four functions are interrelated and performed by a tablet. Q.1.2 Identify the type of transaction procession that takes place in each of the short scenario. Briefly justify your answer. Q.1.2.1 A customer purchases a book online and pays with a credit card. (3) Q.1.2.2 A bank reconciles its accounts at the end of each month (3) Q.1.2.3 A point-of-sale terminal at a retail store records the sale of a pair of (3) shoes and updates the inventory. Q.1.2.4 An airline reservation system books a ticket for a passenger and updates (3) the available seats. Q.1.2.5 A hospital updates a patient's medical record after a doctor's (3) appointment