Computer Science Homework Help

Information Systems for Business and Beyond Questions:

• Chapter 9 – study questions      1-10, Exercise 3

1. Describe the role of a systems analyst.
2. What      are some of the different roles for a computer engineer?
3. What      are the duties of a computer operator?
4. What      does the CIO do?
5. Describe      the job of a project manager.
6. Explain      the point of having two different career paths in information systems.
7. What      are the advantages and disadvantages of centralizing the IT function?
8. What      impact has information technology had on the way companies are organized?
9. What      are the five types of information-systems users?
10. Why      would an organization outsource?

Exercise 3

How is the IT function organized in your school or place of employment? Create an organization chart showing how the IT organization fits into your overall organization. Comment on how centralized or decentralized the IT function is.

• Chapter 10 – study questions      1-10, Exercise 1

1. What are the steps in the SDLC      methodology?
2. What      is RAD software development?
3. What      makes the lean methodology unique?
4. What      are three differences between second-generation and third-generation      languages?
5. Why      would an organization consider building its own software application if it      is cheaper to buy one?
6. What      is responsive design?
7. What      is the relationship between HTML and CSS in website design?
8. What      is the difference between the pilot implementation methodology and the      parallel implementation methodology?
9. What      is change management?
10. What      are the four different implementation methodologies?

Exercise 1

Which software-development methodology would be best if an organization needed to develop a software tool for a small group of users in the marketing department? Why? Which implementation methodology should they use? Why?

• Information Technology and      Organizational Learning Assignment:
• Chapter 7 – Review the      section on dealing with multiple locations and outsourcing.  Review      figure 7.2 and note how virtual team communications further reiterates the      importance of this model. 
• Chapter 8 – Review the      Siemens AG case study.  Note the importance of understanding the      interrelationships amongst all the senior leaders at every location.       Pay special attention to Figure 8.1 and Figure 8.2. Note how the corporate      CIO should engage with each of the regional leaders.  Why is this      important?