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23 Cards in this Set
- Front
- Back
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Functions performed on data (5)
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1) Collect
2) Process 3) Store 4) Transform 5) Distribute |
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Business information system parts
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1) Transaction processing system
2) Management inforation system 3) DSS 4) EIS |
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MIS (Management information system) main role
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generates reports
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Transaction cycels
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1) Revenue cycle
2) Expenditure cycle 3) Production cycle 4) Payroll/HR cycle 5) Financing Cycle |
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Data Storage
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1) Journals and Ledgers
2) Coding - Sequence - Block - Group |
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Computer Storage parts
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3) field
4) Record 5) Data value 6) File 7) Master File 8) Transaction File 9) Database |
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Steps in system development
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A DITTO
Systems Analysis Design Implementation Training Testing Operations and Maintenance |
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4 main risks with respect to systems
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Strategic Risk - choosing inappropriate tech
Operating Risk - entering data incorrectly Financial Risk - having financial resources lost, wasted, or stolen. Information risk- not training correctly or hacking |
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Sepcific RIsks (3)
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Errors
Intentional Acts Disasters |
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Threats in a computerized enviornment
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VIrus - Inserts itself to grow. Requires a host program to propagate
Worm - can run independently and propagates itself over a network Trojan horse - program that appears to have a useful function but contains a hidden and unintended function Denial of Service attack - flooding copmuters Phising - phony emails to try to lure people to phony websites |
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Nominal GDP Definition
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GDP in today's prices
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Real GDP definition
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Base year's price
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GDP deflator formula
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Real GDP / GDP deflator * 100
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2 ways of measuring Economiy
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GDP and GDI are calculated using NIPA
National Income Accounting System 1) Expenditure approach (GICE) -Government purchases -Investment spending by business -Consumer expenditures -Net Exports (or subtract net imports) 2) Income Approach -Income of propeitors -Profits of coroporations -Interest -Rental Income -Adjustments of net foreign income -Taxes -Employee Compensation -Depreciation |
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Net deomestic Product formula
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Net domestic Product = GDP minus depreciation
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GDP vs GNP
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GNP whether working in or out. GDP is local only
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Unemployment rate formula
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Number of unemployed ( Seeking + employed)
/ Total Labor Force (Exclude those who choose to be unemployed) * 100 |
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Types of employment
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1) Frictional unemployment - routinely change jobs or temporary laid off (younger work force)
2) Structural Unemployment - CHange in the SKILLS needed 3) Seasonal 4) Cyclical - based on economic performance. GOvernment can change |
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Natural rate of unemployment
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Normal unemployment. Employment rate that exists when economy at LRAS
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CPI vs PPL
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change in Consumer price index over time (Inflation/Deflation rate)
PPI - basket of goods purchased by firms |
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Inflation rate formula
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Change in CPI / CPI last period
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Types of inflation
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Demand pull inflation
-increase in gov't spending -decrease in taxes -incease in wealth -increase in money supply |
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Factors that shift supply curves
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1) Changes in price expectations of supplying firm
2) Changes in production costs 3) Change in price or demand for other goods 4) Changes in Subsidies or taxes 5) Changes in production technology |
