Direct Manipulation

Question 1

Answer the following questions based on what you read in Chapter 7.

  1. Describe three principles of direct manipulation.
  2. Give four benefits of direct manipulation. Also, list four problems of direct manipulation.
  3. Examining the success of video games can provide insight for interface designers. Explain what lessons can be learned by video games for interface design, but also provide examples of areas where it is ineffective to do so.
  4. An airline company is designing a new online reservation system. They want to add some direct-manipulation features. For example, they would like customers to click a map to specify the departure cities and the destinations, and to click on the calendar to indicate their schedules. From your point of view, list four benefits and four problems of the new idea compared with their old system, which required the customer to do the job by typing

please answer per each question no more the one paragraph and read please from the chapter no out sources please.

Question 2

  1. Review the iOS Human Interface Guidelines in the iOS Developer .

1) select one guideline that makes perfect sense and seems easy to incorporate into a design, and

2) select another guideline that is much less clear requiring further explanation or analysis to incorporate into a design. Share these ideas with the class on this discussion board and don’t forget to comment on one other student’s post. 

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