Information Technology Reference
In-Depth Information
Hardware: Input,
Processing, and
Output Devices
CHAPTER
•
3
•
PRINCIPLES
LEARNING OBJECTIVES
Computer hardware must be carefully
selected to meet the evolving needs of the
organization and its supporting informa-
tion systems.
Describe the role of the central processing unit
and main memory.
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State the advantages of multiprocessing and
parallel computing systems, and provide
examples of the types of problems they
address.
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Describe the access methods, capacity, and
portability of various secondary storage
devices.
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Identify and discuss the speed, functionality,
and importance of various input and output
devices.
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Identify the characteristics of and discuss the
usage of various classes of single-user and
multiuser computer systems.
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The computer hardware industry is rapidly
changing and highly competitive, creating
an environment ripe for technological
breakthroughs.
Describe Moore's Law and discuss its
implications for future computer hardware
developments.
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Give an example of recent innovations in
computer CPU chips, memory devices, and
input/output devices.
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