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Info systems ch 1

computer literacy
using productivity software(word processors, spreadsheats) and have basic knowledge of hardware and software, internet and tools and technologies
2 types of knowledge to be competitive in the workplace
computer literacy and information literacy
information literacy
understanding the role of information in generating and using business intelligence
business intelligence
provides historical, current, and predictive views of business operations and environments and gives organizations a competitive advantage in the marketplace
knowledge workers should know:
-internal and external sources of data
-how data is collected
-why data is collected
-what type of data should be collected
-how data is converted to information and to business intelligence
-how dats should be indexed and updated
-how data and info should be used to gain a competitive advantage
transaction processing systems (TPSs)
focus on data collection and processing;
major reason for using the is cost reduction
record keeping, clerical operations, inventory control
management info systems (MIS)
organized integration of hardware and software technologies, data, processes, and human elements designed to produce timely, intergrated, relevant, accurate, and use info
steps to designing MIS
1. define the systems objectives clearly
2, data must be collected and analyzed
3. info must be provided in a use format
4 components information systems
1. data
2. database
3. process
4. information
Data
raw facts and is a component of info system
external (customers, govt agencies, economic conditions) and internal (sales records, personal records) types
past data
collected for performance reports
current data
collected for operational reports
future data
predicted for budgets or cash flow reports
aggregated
reporting subtotals for categories of info
usefulfor reporting overall performance during particular time but limites decision makers to focus on specific factors
disaggregated
itemized lists
to analyze sales by product, territory, or sales person
database
heart of an info system
collection of all relevant data organized in a series of integrated files
reduce time needed to gather, process, interpret data
process
generating most useful type of info for making decisions
includes transaction processing reports and models for decision analysis that can be built into the sustem or accessed from external sources
information (output of info system)
facts that have been analyzed by the process component
info must be: 1. timeliness 2. interrogation with other data and info 3. consistent and accurate 4. relevant
info technologies
support info systems and use the internet, comp networks, database ssystems
Personal Information System (PIS)
Human resource Info System (HRIS)
designed to provide info that helps decision makers in personal carry out their tasks more effectively
3 strategies for competing in marketplace
1.overall cost leadership
2. differentiation
3. focus
bottom line strategy
improving efficiency by reducing overall costs
top line strategy
focuses on generating new revenue by offering new products and services to customers or increasing to new customers
ex: antivirus vendors using the internet to distribute software
five forces
buyer power
supplier power
threat of substitute products or services
threat of new entrants
rivalry among existing competitors

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