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Describe why it is desirable to be able to
transmit medical images over networks.
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Identify the two major factors that determine the
time required to transmit a specific medical image over a network.
-
Calculate the numerical size of a digital image
when the matrix size, pixel bit depth, and compression factor are known.
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Briefly describe how the speed of a network is
expressed.
-
Describe the general concept of a local
area network (LAN) and give examples of where they might be found.
-
Briefly describe how fiber optic cables transmit
images.
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Describe the general speed characteristics of
networks using fiber optic cables.
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Explain why fiber optic cable is generally useful
for LANs.
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Describe the general concept of a wide area
network and give some examples.
-
Briefly describe the concept and general function
of the internet.
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Describe the general function of an internet
service provider (ISP) and name some that you know.
-
Identify the principle factor (the slowest
component) that determines the time required to transmit medical images over the
internet.
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Identify several different methods that
individuals can use to connect to the internet.
-
Describe both advantages and disadvantages of
using dial-up telephone service for internet connections.
-
Describe the general concept, advantages, and
limitations of digital subscriber line (DSL) internet connections.
-
Describe the general concept, advantages, and
limitations of using the TV cable system for internet connections.
