Topic 1.2

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1.2 – System Design basics (HL & SL)

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 Components of a computer system
1.2.1Define the terms: hardware, software, peripheral, network, human resources1.2.1
1.2.2Describe the roles that a computer can take in a networked world1.2.2
1.2.3Discuss the social and ethical issues associated with a networked world1.2.3
 System design and analysis
1.2.4Identify the relevant stakeholders when planning a new system1.2.4
1.2.5Describe methods of obtaining requirements from stakeholders1.2.5
1.2.6Describe appropriate techniques for gathering the information needed to arrive at a workable solution1.2.6
1.2.7Construct suitable representations to illustrate system requirements1.2.7
1.2.8Describe the purpose of prototypes to demonstrate the proposed system to the client1.2.8
1.2.9Discuss the importance of iteration during the design process1.2.9
1.2.10Explain the possible consequences of failing to involve the end-user in the design process1.2.10
1.2.11Discuss the social and ethical issues associated with the introduction of new IT systems1.2.11
 Human interaction with the system  
1.2.12Define the term usability1.2.12
1.2.13Identify a range of usability problems with commonly used digital devices1.2.13
1.2.14Identify methods that can be used to improve the accessibility of systems1.2.14
1.2.15Identify a range of usability problems that can occur in a system1.2.15
1.2.16Discuss the moral, ethical, social, economic and environmental implications of the interaction between humans and machines1.2.16