Question 3 Complete each statement 3.1 A(n) I5] combines information technology,

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Question 3 Complete each statement 3.1 A(n) I5] combines information technology, people, and data to support business requirements. Figure I 3.2 In the accompanying figure (Figure 1) showing the components of an information system, consist s) of everything in the physical layer of the information system. 3.3 A/n) resembies a horizontal flowchart that shows the actions and events as they occur. 3.4 A(n)improves input quality by testing the data and rejecting any entry that fails to meet specified conditions 3.5 In a state-machine diagram when an object is in multiple states at the same time it is called Question 4 [14] 4.1 Explain the purpose of systems analysis and outline the benefits of analysing a system before implementation. 4.3 When a cellphone contract subscriber initiates a call by dialling the number, the system checks if the SiM Card is activated for such service (using sim number and PUK number) and also checks the airtime balance from the user's account. If the user has sufficient airtime and SIM card activated for the service, the subscriber is connected to proceed with the call. At the completion of the call, the details of the call, such as duration, call type, etc. are recorded in the database. A cellphone provider company may offer services such as a call, MMS, SMS, internet, etc Develop a CRUD table showing use case and corresponding data entities/domain classes for this scenario

Explanation / Answer

Answer)

3.1)Information system is needed for combining the information technology, people and data so as to support the business requirements.

3.2) Hardware consists of the physical layer of the information system

3.3) Cross functional Flowchart

3.4) Data Validation Rule

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