Complete Flashcards
Dimensions of Information Systems
- Organization
- Management
- Information Technology
Information Systems = Information Technology ?
No. Information Technology is a sub-set of IS. IS = set of components ; IT= hardware & Software.
Types of social software in corporations
- Social business software
- Enterprise Social Network
3 Collaboration Software
Applications of Social Business
Social networking Crowd sourcing Shared workspace Blogs and wikis Social commerce File sharing Social marketing Communities
_______ is an internal company website that is accessible only by employees.
Intranet
__________ is a company website that is opened to authorized vendoors and auppliers, and are often used to coordinate the movement of supplies to the firms’s production apparatus.
Extranet
Mention the types of Information Systems
- Transaction Processing Systems
- Executive Support Systems
- Management Information Systems
- Decision Support Systems
______ performs and record the daily routine transactions necessary to conduct the business
Transaction Process System
_________ provides reports on organization’s performance to help middle management monitor and control business
Management Information Systems
__________ combines data and sophisticated analytical models pr data analysis tools to support semi structured and unstructured decision making
Decision Support System
_____________ helps senior management address non-routine decisions requiring judgment, evaluation and insight because there’s no agreed-on procedure for arriving at a solution.
Executive support system
Types of Enterprise Applications
Customer Relations Management
Supply Chain Management
Enterprise resource planning
Knowledge Management System
Activities kost directly related to the production and distribution of the firm’s products and services, which create value for the customer.
Primary Activities
________ make the delivery of the primary activities possible
Support Activities
Which ones are primary acrivities: Administration and management Inbound logistics Operations HR Sales and marketing Service Technology Procurement Outbound logistics
Inbound logistics Outbound logistics Sales and Marketing Operations Service
Strategies for dealing with competitive forces
- Low cost leadership
- Product differentiation
3 Focus on market niche - Customer and supplier intimacy
___________ are tiny software programs invisibly embedded in email messages and web pages that are designed to monitor the behavior of the user visiting a web site or sending an email
web beacons
_________ are tiny files deposited in a computer’s hard drive when a certain individual visits a certain website. They are used to identify the visitor and track visits to the website
Cookies
______ technology that aids in gathering information about a person or organization without their knowledge.
Spyware
5 step ethical analysis process
- Identify and describe facts clearly
- Define the conflict or dilemma and identify the higher order values involved
- Identify the stakeholders
- Identify your options
- Identify the potential consequences of your options
__________ is a set of physical devices and software applications that are required to operate the entire enterprise.
IT infrastructure
Evolution of IT infrastructure
- Main frame/ mini computer era
- Personal computer era
- Client/server era
- Enterprise computing
- Cloud computing
Cloud infrastructure….?
Customers use processing, storage networking and other computing resources from cloud service providers to run their information systems
Cloud platform
Custimees use infrastructure and programming tools supported by the cloud service provider to develop their own applications
Cloud software
Customers use software hosted by the vendor on the vendor’s cloud infrastructure and deliver over network
Determine acceptable levels of computer response time and availability for the firm’s mission/critical systems
Capacity planning
Ability of a computer, product or system to expand to serve a large number of users without crashing down
Scalability
TCO is….
The original cost of acquiring and installing hardware and software + ongoing administration costs
____________ collection of data organized to serve many applications efficiently by centralizing the data and controlling redundant data
Customer database
Business Intelligence?
Using data analysis tools and applications to help business make more informed decisions. Is the transformation on raw data into a meaningful form that can be used for business purposes
Hadoop
Enables distributed parallel processing of big data across inexpensive computers
OLAP
Supports multidimensional data analysis
Data mining
Finds hidden patterns, infers rules to predict future behavior. Associations, sequences, classifications, clustering and forecasting
Web 2.0
Interactive Internet based services that enable people to collaborate, share information and create new services online, including mashups, blogs, RsS and wikis
Software program attached to other programs/files in order to be executed. Spread from computer to computer with human actions
Virus
Independent computer programs that copy themselves from one computer to the other, not requiring human intervention
Worms
Software program that appears to be benign but does something unexpected.
Trojan horse
Taking advantage of vulnerabilities in poorly coded web applications software to introduce malware into a company’s systems and networks
SQL Injection attacks
Spyware
Install themselves on a computer to monitor user web surfing activity and serve up advertising
Maskerading someone; redirecting a customer to fake websites to collect information
Spoofing
Eavesdropping; allows to steal iformation
Sniffing
Internet vulnerabilities have also turned individuals and even entire nation states into easy targets for politically motivated hacking to conduct sabotage and espionage
Global threat
Solutions to computer crimes
Firewalls Securing wireless networks Encryption System availability Software quality Business policies
Tracks all the ways in which a company interacts with its customers and analyze these interactions to optimize revenue, profitability, customer satisfaction and customer retention
Customer relations management
E-commerce revenue models
Advertising Sales revenues Subscription revenues Free/ freemium Transaction fee Affiliate revenue
Online marketing strategies
Create buzz Youtube adds Seo Pay for adds in a website Adworks
Dimensions of knowledge
Data
Information
Knowledge
Wisdom
Tacit knowledge
Expertise and experience of organizational members that has not been formally documented
Explicit knowledge
Type of knowledge that has already been documented
Knowledge management value chain
Data information acquisition Knowledge acquisition Knowledge storage Knowledge dissemination Knowledge application
Types of knowledge management systems
Enterprise wide systems
Knowledge work systems
Intelligent techniques
Knowledge work systems
Specialized systems built for knowledge workers encharge of discovering and creating new knowledge for a company
Intelligent techniques
Tools for discovering patters and applying knowledge yo discrete decisions and knowledge domains
Expert systems
Knowledge intensive computer program used to capture tacit knowledge in a very specific and limited domain of human expertise
Capture the knowledge of skilled employees in the form of a set of rules in a se system that can be used by others in the organization.
Deals with classification problems
Neural networks
Used fir solving complex, poorly understood problems for which large amounts of data have been collected. Bt used ti capture tacit knowledge
Programmed to learn patterns from large quantities of data by shifting through data, searching for relationships, building models and correcting over and over again the model’s mistakes
