ITEC 620 - INFORMATION TECHNOLOGY INFRASTRUCTURE
This is an
examination. You may use any resources in addition to the
textbook, such as other books, articles and the Web. Some questions may require research
beyond the text, lecture notes, and conferences.
You must, however, do your own work and
you may not collaborate with your classmates. Make sure you use the suggested evaluation
criteria to search Internet (authority, accuracy, objectivity , currency and coverage)
Questions should be answered in your own words, answering
what you are asked. Use
if not using your own words, and do not forget to cite
Remember to show your work.
Adequate answers for the entire examination should not exceed ten double-spaced pages
(not much more)
with one-inch margins and 12-point font.
Answers will be evaluated on the following criteria: key content, logical flow, and clarity.
Post your answers (marked as "Final Exam" and with your name) to your Assignments
Folder in WebTycho by
11:59 p.m. Eastern Time, Tuesday, December 2, 2008.
The Internet, if viewed from a global client/server perspective, generally consists of web
server and their associated databases and other data repositories on the server side
and various web browser applications and associated plug-ins on the client side.
Is a system of this sort best described as vertically distributed application processing,
horizontally distributed application processing, or some hybrid of these two
We recognize horizontal distribution as one application that is replicated on a
number of machines or a number of different applications distributed across a number
Stallings provides a great example of horizontal distribution on page 58
of our textbook.
Office automation support systems, the support staff of an organization
have their own person computers that reside on a network that connects all the
However, each local machine has all the necessary software installed so
work is performed locally but files can be shared if needed.
Therefore, the computers in
the support staff have a peer relationship and there is no client/server relationship.
Vertical distribution has one application split up into components dispersed
across various machines.
Stallings provides three examples – Insurance, Retail chain,