213 Final Study Flashcards

(57 cards)

1
Q

Business Analytics

A

The process of developing actionable decisions based on insights generated from data, examine data with statistical tools

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2
Q

Descriptive Analysis

A

Summarize what has happened in the past and allow decision makers (you) to learn from past behaviours

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3
Q

BA tools in Descriptive Analytics

A

Online analytical processing, data mining the process of searching for valuable business information in a large database, data warehouse or data mart
Descriptive Analytics- identify previously unknown patterns
Predictive Analytics- Predict trends and behaviors

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4
Q

Decision Support Systems

A

combine models and data to analyze semi structured and unstructured problems that involve extensive user involvement

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5
Q

Sensitivity Analysis

A

Study of the impact that changes in one or more parts of a decision making model have on other parts such as budgeting process as variable that are uncertain: future tax rates, inflation rates, company operating expenses

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6
Q

What if Analysis

A

Attempts to predict the impact of a change in the assumptions (input data) on the proposed solution example: what will happen to the total inventory cost if the originally assumed cost of carrying inventories is 12% instead of 10%

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7
Q

Goal Seeing Analysis

A

A backward solution that attempts to calculate the value of the inputs necessary to achieve a desired level of output example what sales would be needed to generate a $5 million profit

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8
Q

Predictive Analysis

A

Examine recent and historical data to detect patterns and predict future outcomes or trends, it can only forecast what might happen in the future based on probabilities. Examples are banking forecasting bank loans,
retailing sales: predicting sales and preventing theft and fraud
manufacturing and production: predict machinery failures
insurance: forecast claim amounts and medical coverage costs
police work: track crime patterns and locations
healthcare: predict illness from patient demographics

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9
Q

Data Mining

A

A BA tool in predictive analytics, the process of searching for valuable business information in a large database, data warehouse and data mart

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10
Q

Descriptive Analytics

A

Identify previously unknown patterns

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11
Q

Predictive Analytics

A

Predict Trends and behaviors

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12
Q

Prescriptive Analysis

A

Recommend one or more courses of action and show the likely outcome of each decision
Prescriptive analysis= predictive analytics + additional 02 components
Tools+ optimization, simulations and decision trees

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13
Q

Electronic Commerce

A

the process of buying, selling, transferring or exchanging products, services or information via computer networks particularly the internet

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14
Q

Electronic Business

A

In addition to buying and selling goods and services, e-business refers to servicing customers’ collaborating with business partners and performing electronic transactions in an organization

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15
Q

Degree of Digitalization

A

the extent to which commerce has been transformed from physical to digital: brick and mortar organization, pure electronic commerce, virtual or pure play organizations and click and mortar organizations

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16
Q

Three Types of E-Commerce

A
  1. Business to consumer EC (B2C) the sellers are organizations and the buyers are individuals
  2. Business to Business (B2B) both the sellers and the buyers are the organizations
  3. Consumer to Consumer EC (C2C) both the sellers and buyers are individuals example eBay
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17
Q

Three other type of E-Commerce

A
  1. Business to Employee EC (B2E) An organization uses EC internally to provide information and services to its employees
  2. E-Government at government to citizen (G2C) the government provides services to citizens such as social security payments
  3. Mobile Commerce (m-commerce) EC is conducted entirely in a wireless environment
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18
Q

Business Model

A

The method by which a company generates revenue to sustain itself

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19
Q

Electronic Catalogs

A

consists of a product database, a directory and search capabilities the backbone of most EC web bases ie an Amazon host

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20
Q

Electronic Auction

A

Competitive buying and selling process in which prices are determined dynamically by competitive bidding such as forward auctions or reverse auctions

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21
Q

E store fronts

A

a website that represents a single store

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22
Q

Electronic mall

A

Collection of individuale shops under one internet address

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23
Q

E-Marketplaces

A

Central virtual market space on the web where many buyers and many sellers conduct e commerce and e business activities

24
Q

Electronic Payment Mechanisms

A

enable buyers to pay for goods and services electronically

25
Business to customer e-commerce models
known as electronic retailing or e-tailing mechanisms electronic storefronts and electronic malls
26
Online service industries
disintermediation, cyberbanking, online job market, online securities trading, online advertising
27
Legal and ethical issues to specific electronic commerce
1. fraud on the internet 2. cybersquatting: profiting from goodwill or trademarks that belong to someone else 3. domain testing 4. taxes and other fees: basic laws that retailers must follow 5. copyright
28
Mobile
Something that can change its location ie cell phone
29
Short range wireless networks
Bluetooth: an industry specific is used to create a small personal area network Ultra wide band: streaming multimedia from a personal laptop to TV Near-Field Communications: smallest range of short range wireless networks
30
Medium range wireless networks
wireless fidelity, wifi direct, super wifi, mifi, wireless mesh networks
31
Wireless Fidelity
A medium range broadband wireless local area network, cheap and the greatest facilitator of wifi
32
Wifi Direct
enables peer to peer wireless communication without the need to go through a central wireless access point
33
Mifi
small portable, wireless device that provides users with a permanent wifi hotspot wherever they go
34
Super Wifi
not based on Wifi technology threat to cell phone carriers
35
wireless mesh technology
these networks use multiple wifi access points to create a wide area network that can be quite large
36
Mobile Computing
a real-time connection between a mobile device and other computing environments
37
Attributes of Mobile Computing
ubiquity- anywhere and everywhere convenience instant connectivity personalization localization of products
38
Mobile commerce
electronic commerce transactions conducted in a wireless environment
39
Mobile Commerce Applications
Location-based applications and services: provide specific information to a given location Financial Services: online banking, wireless payments etc Telemetry: Wireless transmission and receipt of data gathered from remote sensors ie OnStar
40
Internet of Things
A system where any object natural or manmade has a unique identity and can send a receive information over a network without human interactions
41
Radio Frequency Identification
It is one type of wireless technology sensor that provides infrastructure of the internet of things
42
Social Computing
Social behavior+ Information System
43
Characteristics of social computing
Collaboration among people on the internet, encourages user generated content, information related to everyone
44
Web 1.0 vs 2.0
1.0: read only, 45 million users 2.0: read and write, user generated content 3.5 billion users
45
Acquisition Methods
1: purchase a pre written application 2: customize a pre written application 3: lease the application
46
Application Service provider
multiple customers accessing one application that the vendor offers
47
Software as a service
multiple customers same application partition database
48
open source software
vendors source codes and is available to a company
49
outsourcing
acquire IT service from external vendors, small businesses may take this route to outsource its bookkeeping needs to an accounting firm rather than inhouse
50
custom development
in-house development, custom building applications, however timely and costly
51
six processes of SDLC
1: system investigation 2: systems analysis 3:systems design 4: program and testing 5:implementation 6: operation and maintenance
52
Alternative methods for system development
1. joint application 2. agile development 3. end user development
53
Ethical Framework
1. utilitarian approach 2. rights approach 3. fairness approach 4. common good approach
54
code of ethics
collection of principles intended to guide decision making by members of an organization
55
fundamental tenets of ethics
1. responsibillities 2. accountability 3. liability
56
information security
all the processes and policies designed to protect an organization's information and information systems from unauthorized access
57
deliberate threats to information systems
espionage, information extortion, sabotage and vandalism, alien software, identity theft