information
data that have been organized so that they have meaning and value to the recipient
knowledge
data and/or information that have been organized and processed to convey understanding, experience, accumulated learning, and expertise as they apply to a current business problem.
data turns into information which turns into knowledge so it can be used by a company
hardware
devices like the professor, monitor, keyboard, and printer; together they accept, process, and display data and information
touchable
software
program or collection of programs that enable the hardware to process data
untouchable, no substance
data
residing in individual databases(a collection of related files and tables that contain specific data) or drawn from multiple sources (mashup)
information without context
describes products, customers, events, activities, and transactions that are recorded, classified, and stored
network
networking
connecting system (wireless or wireline) that permits different computers to share resources
group of two or more computers
procedures
the instructions for combining the above components to process info and generate the desired output
a component of CBIS; instructions involved in various business processes done by people, not IT services
expert systems (ES)
attempt to duplicate the work of human experts by applying reasoning capabilities, knowledge, and expertise within a specific domain. takes various inputs to try and duplicate a human/decision making.
like artificial human intelligence
Porter’s primary activities of the value chain model
porter’s secondary activities of the value chain model
strategies for competitive advantage
business IT alignment
the tight integration of the IT function with the organization’s strategy, mission, and goals
infrastructure
basic systems of communications, transportation, and energy facilities
business process reengineering (BPR)
strategy for making an organization’s business processes more productive and profitable
completely redesigning the business process.
change the way you’re doing things to be more efficient
data governance
involves a formal set of business processes and policies that are designed to ensure that data are handled in a specific way
approach to managing information (data) across an entire organization so its not duplicated
data isolation
applications cannot access data associated with other applications
data integrity
data meet certain constraints
for example: there are no alphabetical characters in a social security number field
data hierarchy
bit byte field record data file/table
bit
the smallest unit of data a computer can process (0 or 1)
byte
a single character; letter number, or symbol
field
a logical grouping of characters into a word, small group or words, or an identification number
record
a logical grouping of related fields, such as the students name, the courses taken, the date, and grade
data file/table
logical grouping of related records
primary key
a field that uniquely identifies a record so that is can be retrieved, updated, and sorted
example: a student record at JMU would use the unique student’s number on their JACard as the primary key