Sources:
Walt Bogdanich, “Medical Group Urges New Rules on
Radiation,”
The New York Times
, February 4, 2010; “As Technology
Surges, Radiation Safeguards Lag,”
The New York Times
, January
27, 2010; “Radiation Offers New Cures, and Ways to Do Harm,”
The
New York Times
, January 24, 2010; and “Case Studies: When
Medical Radiation Goes Awry,”
The New York Times
, January 21,
2010.
CASE STUDY QUESTIONS
1. What concepts in the chapter are illustrated in this
case? What ethical issues are raised by radiation
technology?
2. What management, organization, and technology
factors were responsible for the problems detailed
in this case? Explain the role of each.
3. Do you feel that any of the groups involved with
this issue (hospital administrators, technicians,
medical equipment and software manufacturers)
should accept the majority of the blame for these
incidents? Why or why not?
4. How would a central reporting agency that
gathered data on radiation-related accidents help
reduce the number of radiation therapy errors in
the future?
5. If you were in charge of designing electronic
software for a linear accelerator, what are some
features you would include? Are there any
features you would avoid?
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P A R T T W O
Information Technology
Infrastructure
Chapter 5
IT Infrastructure and Emerging
Technologies
Chapter 6
Foundations of Business Intelligence:
Databases and Information
Management
Chapter 7
Telecommunications, the Internet,
and Wireless Technology
Chapter 8
Securing Information Systems
Part Two provides the technical foundation for understanding information systems by
examining hardware, software, database, and networking technologies along with
tools and techniques for security and control. This part answers questions such as:
What technologies do businesses today need to accomplish their work? What do I
need to know about these technologies to make sure they enhance the performance
of the firm? How are these technologies likely to change in the future? What tech-
nologies and procedures are required to ensure that systems are reliable and secure?
LEARNING OBJECTIVES
S
After reading this chapter, you
will be able to answer the
following questions:
1.
What is IT infrastructure and what
are its components?
2.
What are the stages and technology
drivers of IT infrastructure
evolution?
3.
What are the current trends in
computer hardware platforms?
4.
What are the current trends in
software platforms?
5.
What are the challenges of
managing IT infrastructure and
management solutions?
CHAPTER OUTLINE
5.1
IT INFRASTRUCTURE
Defining IT Infrastructure
Evolution of IT Infrastructure
Technology Drivers of Infrastructure Evolution
5.2
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