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Frequently Asked Questions about Decision Support Systems by Dan Power

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50 results for "source systems"

Question	Category	Date
What is reporting software? by Dan Power Editor, DSSResources.com Reports organize data to create information that can be shared with others. For example, a quarterly financi...	DSS Foundations	Jan 09, 2016
What are characteristics of a 'good' data scientist? by Daniel J. Power Editor, DSSResources.COM Understanding the characteristics of a good data scientist helps write a job description and then eva...	DSS Foundations	May 10, 2014
What role does a data steward have in providing decision support? by Daniel J. Power Editor, DSSResources.COM All varieties of data-driven decision support, whether an integrated application, a business intellig...	DSS Foundations	Apr 27, 2013
How can organizations keep data-driven DSS and data warehouses current with changes in source systems? by Daniel J. Power Editor, DSSResources.COM In my Ask Dan column of October 22, 2006 (Vol. 7, No. 22), I answered some of the challenging questi...	Data-driven DSS	Mar 02, 2007
What are Decision Support technology trends? At the turn of the year, it is common to think about trends and future developments related to many topics. The pace of technology change is speeding ...	Evaluating DSS Projects	Aug 07, 2005
Is ETL software needed to build a model-driven DSS? by Daniel J. Power Editor, DSSResources.COM ETL refers to software used in the process of extracting data from a data source, transforming or alt...	Model-driven DSS	Apr 15, 2017
What are the basics of data warehousing? by Daniel J. Power Editor, DSSResources.COM For at least one hundred years, warehousing has referred to the short- or long-term storage of items ...	DSS Foundations	Apr 24, 2014
What software tools should be used to build Web-based DSS? by Dan Power Editor, DSSResources.com Many Information Systems people, including students and managers, want to do more that try a Web-based DSS...	Building DSS	Mar 18, 2009
What are the key tasks of a database administrator? by Daniel J. Power Editor, DSSResources.COM Managing data is very important for creating data-driven decision support applications and for specia...	DSS Foundations	Jun 30, 2014
Do entrepreneurs need decision support? by Dan Power Editor, DSSResources.com According to Joseph Schumpeter (1934, 42), capitalism sparks entrepreneurship and entrepreneurs innovate by...	DSS Theory	Dec 09, 2012
Can surveillance data mislead decision-makers? by Daniel J. Power Editor, DSSResources.com Data from electronic surveillance devices may be falsified or inaccurate. The presumption can be that ...	DSS Foundations	Jun 16, 2020
What technologies are used for managing big data? by Daniel J. Power Editor, DSSResources.COM Data-driven DSS and predictive analytics frequently need to access and process very large data sets ...	DSS Foundations	Nov 10, 2016
What do I need to know about Data Warehousing/OLAP? by Daniel J. Power Editor, DSSResources.COM A data warehouse is a central, integrated repository for historical, enterprise data from multiple bus...	Data-driven DSS	Oct 12, 2014
What questions are important for evaluating a BI proposal? by Dan Power Editor, DSSResources.com Introducing a major project to provide enterprise-wide business intelligence is much more than just another...	DSS Foundations	Jan 30, 2011
What is Hadoop? by Dan Power Editor, DSSResources.com Data-driven DSS may need to access and process very large data sets to support decision-making. One way to...	DSS Foundations	May 26, 2013
How does MDM impact data-driven DSS? by Dan Power Editor, DSSResources.com Master data management (MDM) is a complex process made up of a number of interrelated tasks. In general, MD...	DSS Foundations	Aug 05, 2010
What is ACID and BASE in database theory? by Daniel J. Power Editor, DSSResources.COM Data-driven and document-driven decision support systems derive functionality from data stores and da...	DSS Foundations	Oct 12, 2013
Is data modeling needed for DSS built using no schema big data? by Daniel J. Power Editor, DSSResources.COM Agile development of analytics and data-driven decision support is not new. Decision support built us...	DSS Foundations	Oct 15, 2018
How has data warehouse usage evolved? by Daniel J. Power Editor, DSSResources.COM It seems managers have accepted the idea of creating a separate data warehouse. Analytical and decisi...	DSS Foundations	Apr 30, 2014
What is a data lake? by Daniel J. Power Editor, DSSResources.COM Data lake is a metaphor for a data storage structure. In the physical world, a lake is a basin filled...	DSS Foundations	Aug 10, 2018
What is the relationship between DSS and Expert Systems? This response was written in reply to Pat Nathan. Pat writes “Hi Dan, What do you think of DSS and Expert Systems?” Pat’s other questions are qu...	Knowledge-driven DSS	Aug 06, 2005
What is DSS 2.0? by Daniel J. Power Editor, DSSResources.COM Discontinuities and major technology change can result in improving and significantly altering the sc...	DSS Foundations	Jul 19, 2014
What are sources of data for building a data-driven DSS? by Dan Power Editor, DSSResources.com Managers and IT staff who are thinking about opportunities for building innovative, data-driven decision su...	DSS Foundations	Jun 20, 2014
Can computerized decision support reduce cognitive biases in decision making? by Dan Power Editor, DSSResources.COM Individuals have predictable thinking patterns. Some patterns are positive and others lead to poor choic...	Building DSS	Jan 10, 2019
What software companies sell data-driven DSS? by Dan Power Editor, DSSResources.com Where can I buy a data-driven DSS? or who sells DSS? are common questions that those new to computerized ...	Building DSS	Sep 18, 2011
What is PlanningDSS.COM? Recently, DSSResources.COM registered a new domain name, PlanningDSS.COM. The name summarizes the purpose of the web site -- it is a planning decisi...	Planning DSS	Sep 13, 2005
What is data? by Daniel J. Power Data is important. Data is growing rapidly. Approximately 2.5 quintillion bytes of data are created each day or 2.5 billion giga...	DSS Foundations	Jan 06, 2020
What are post-relational databases? by Daniel Power Editor, DSSResources.com Post-relational or non-relational databases implement a conceptual schema using a non-relational data mo...	DSS Foundations	Aug 20, 2016
What are key database concepts for managers? by Dan Power Editor, DSSResources.com Managers need a basic understanding of computerized databases. Why? Because database systems provide the ke...	DSS Foundations	Jan 01, 2011
What Data Warehouse software and configurations are used in universities? The best source for finding information on this topic is on the Higher Education Data Warehouse Configurations page at http://www.georgetown.edu/users...	Data-driven DSS	Aug 06, 2005
What is the relationship of expert systems and business decision support? by Dan Power Editor, DSSResources.com Both expert systems and decision support systems attempt to use software to improve decision making. Exper...	Knowledge-driven DSS	Dec 10, 2008
What are advantages and disadvantages of data warehouses? by Dan Power Editor, DSSResources.com The concept of a data warehouse for decision support traces back to about 1990 and the works of Bill Inmon...	Data-driven DSS	Dec 03, 2008
What is a data flow diagram? by Daniel J. Power Editor, DSSResources.com A data flow diagram (DFD) is a graphical representation of the flow of data from external actors, age...	DSS Foundations	Aug 03, 2017
How many DSS related pages are on the Web in Fall 2020? by Daniel Power For many years, I have been tracking search engine results for the phrases "decision support systems", "decision support", and "DSS...	DSS Foundations	Oct 24, 2020
What are some use cases with expanded data sources? by Daniel J. Power Editor, DSSResources.COM Data volume is expanding rapidly, data variety is increasing and is coming from new sources, and data...	DSS Foundations	Dec 21, 2014
What is data warehousing? by Dan Power Editor, DSSResources.com For at least a hundred years, warehousing has referred to the short or long term storage of items in a spec...	DSS Foundations	Feb 18, 2010
How can managers and technology staff secure decision support data and decision support systems? by Dan Power Editor, DSSResources.com Using computers to support business decision making is mission critical in many companies, but security f...	Building DSS	Nov 15, 2007
How many DSS related pages are on the Web? One means of finding Web sites relevant to DSS is to use a search engine. Another way is to use a Web index. AltaVista (URL http://www.altavista...	DSSResources.com	Aug 25, 2005
What decision support data should be anonymous, confidential, private? by Daniel Power Editor, DSSResources.com Big data can mean big problems for individuals and organizations. Edward Snowden's NSA leaks demonstrat...	DSS Foundations	Sep 29, 2013
What happened at DSSResources.COM in 2001? "It's NOT easy to make money with your computer at home!" I got this message in an email shortly after receiving a question about "how ...	DSSResources.com	Sep 13, 2005
What should managers know about business intelligence and data-driven decision support? by Dan Power Editor, DSSResources.COM Most managers want to make fact-based decisions. Many large organizations have implemented database syste...	DSS Foundations	Aug 13, 2012
What are benefits and risks of outsourcing enterprise-wide DSS? by Dan Power Editor, DSSResources.com Some companies outsource major Information Technology (IT) activities like Internet and Intranet operatio...	Building DSS	Apr 16, 2008
What technologies are used for decision automation? by Dan Power Editor, DSSResources.com Software and system designers can use a number of differing technologies to build a system to automate deci...	DSS Foundations	Jul 30, 2012
Can computerized decision support reduce information asymmetry? by Dan Power Editor, DSSResources.com In multiparty decision situations, one party often has better information than another. These situations c...	DSS Foundations	Apr 29, 2012
How can managers identify opportunities to create innovative DSS? by Dan Power Editor, DSSResources.com Once a manager believes it is possible to gain significant benefits or even a competitive advantage from ...	Evaluating DSS Projects	Dec 12, 2007
What is localization of decision support and analytics? by Daniel J. Power Editor, DSSResources.COM As companies expand into the global marketplace decision support and analytics must often be localized...	DSS Foundations	Mar 28, 2015
What are the best Second Life resources for communications-driven decision support? by Dan Power Editor, DSSResources.com Second Life (secondlife.com) from Linden Labs is a powerful multi-user visual simulation. Since May 20, 200...	Communications-driven DSS	Aug 19, 2007
What are examples of bad strategic business decisions? by Daniel J. Power Editor, DSSResources.COM Bad strategic business decisions lead to bad results. The consequences of implementing the decision ma...	DSS Foundations	Jun 22, 2015
Is security important for decision support applications? by Daniel J. Power Editor, DSSResources.COM Decision support applications often contain sensitive data that should be secured. Also, a common sou...	DSS Foundations	Apr 14, 2013
How useful is DSS case study research? by Daniel J. Power Editor, DSSResources.COM Decision Support Systems (DSS) encompass a broad array of software artifacts intended to support deci...	DSS Foundations	Oct 03, 2015

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