Law
According to the Rand Corporation, strong non routine cognitive skills will be highly desirable
workforce skills due to rapid technological change and increased international competition.
Skill
Fear of failure not necessary to develop.
Abstract Reasoning the ability to make and manipulate models
Because of Moore’s Law, Metcalfe’s Law, and Kryder’s Law, the cost of data processing is
essentially zero.
Jennifer lose her job at Falcon Security because she was employed in a routine skills position and
was outsourced.
Components that interact to produce information are information system. IS is an assembly of
hardware, software, data, procedures, and people that produce information.
Information technology(IT) refers to the products, methods, inventions, and standards used for
the purpose of producing information.
MIS is management and use of information system that help organizations achieve their
strategies.
The hard drive inside your desktop computer is NOT an example of information system.
In this book, we talk about computer based information system.
Hardware is not presented in every information system.
People is the most important component of an information system.
The five components:
Data: the bridge
Only human produce information. (T)
Computers only process information.
A customer support system that can automatically send alerts to customers when necessary
Best describes the high–tech information.(More automative 更自动)
Five–component framework cannot be used to find out the scope of new information systems. (F)
Five–component framework can be used to identify the scope of new systems.
Requiring people to work in new ways is more difficult. (T)
IPO initial public offering(首次公开募股) the biggest IPO ever: Alibaba
Information is defined as knowledge derived from data, while data is defined as recorded facts
and figures.(the common definition)(1)
Information is data presented in a meaningful context. (2)
Information is data that is processed by summing, ordering, averaging, grouping, comparing, or
other similar operations.(3) Information is processed data.
Information is a difference that makes a difference.(4)(Gregory Bateson)
Because people have different perceptions and points of view, they will conceive the same
information from the same data. (F) The statement about information is NOT accurate.
Data is what humans perceive, and from that perception, one conceives information.(T)
Does not convey the correct information about information and data.
Necessary characteristics:
Accuracy Timely Relevant Just Barely Sufficient Worthy Its cost
A common mistake made by novice information system developers is to create reports with large
amounts and a wide variety of data included. This tendency ignores (Just barely sufficient.)
When the user starts to develop a work–around to avoid using the data and the system becomes
a complete waste of time and money, the Accurate characteristic is violated.
2026 chp 1:
One near certainty is that most computers won’t look like computers.(T)
Students will find more value in traditional classrooms than “classrooms in a box.”(F)
A trend that may be encountered in the future is: employees bring their own computing devices
to work.
Desktop and portable computers will be replaced by mobile devices of many different types. (The
reason for the disappearance of the desktop and portable computer)
The main feature of Tanita is useful to help measure weight, body fat, bone mass, metabolism
and level of hydration.
The battery life will last for years over a charge. (F)
Chp 3:
The first stage is Industry Structure in understanding how organizational strategy ultimately
determines information systems design. It is not a component of an information system.
