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1. Size of Projects that Require PM
What size do you think a project needs to be in order to require project management? Discuss this question for project management in general and for each of the project-planning activities. Consider the various “size” factors of a project, such as the number of people involved, the duration of the project, costs, etc.
Please write a posting (at least 300 words) addressing the above-mentioned question. Support your arguments by providing references from the Internet. Please make sure that you cite all resources that you use.
2. New Trends in User Interfaces
Search in the Internet for new trends in user interfaces, and describe one of them. In your description, include
1. a description of the new trend. 2. the new possibilities for human–computer interactions that this new trend introduces. 3. the advantages and disadvantages of this new trend. 4. with which of the three metaphors for HCI that you would associate the new trend.
Please write a posting (at least 300 words) addressing the above-mentioned question. Support your arguments by providing references from the Internet. Please make sure that you cite all resources that you use.
3. Sequence and Communication Diagrams
What is the purpose of sequence diagrams and communication diagrams? What are the similarities and differences between these two types of diagram? What are the advantages and disadvantages of the two types? In a large-scale project, would you use sequence diagrams, communication diagrams, or both? Please provide a justification for your answers!
Please write a posting (at least 300 words) addressing the above-mentioned question. Support your arguments by providing references from the Internet. Please make sure that you cite all resources that you use.
4. Sequence and Communication Diagrams
Please look into the types of testing, and select two types. For each selected type (or testing phase), discuss the following questions:
1. How accurately can this type of testing be performed?
2. How likely is it that there are still errors after testing?
3. How “expensive” are errors detected in the respective phase of testing? What do such errors mean for the success of the project? 4. What can be done to maximize the number of errors found in the respective phases?
Please write a posting (at least 300 words) addressing the above-mentioned question. Support your arguments by providing references from the Internet. Please make sure that you cite all resources that you use.
5. New Trends in Systems Development
Search in the Internet for new trends in system development, and describe one of them. Don’t use one of the trends that are described in the textbook. Include
1. a brief description of the new trend.
2. the advantages and disadvantages of this new trend for systems development.

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