Decision Support Systems Practice
Questions
Course Introduction
This course explores the principles, technologies, and methodologies underlying Decision Support Systems (DSS), which assist organizations and individuals in making informed and effective decisions. Students will examine the architecture and components of DSS, including data management, model management, and user interfaces. The course covers the application of analytics, simulation, and expert systems, as well as integration with business intelligence and data warehousing. Real-world case studies and hands-on projects enable students to design, implement, and evaluate decision support solutions, emphasizing the impact of DSS on organizational efficiency and competitive advantage.
Recommended Textbook
Management Information Systems 7th Edition by Ken J. Sousa Effy
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14 Chapters
970 Verified Questions
970 Flashcards
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Chapter 1: Business Information Systems
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Sample Questions
Q1) A programmer is responsible for researching,planning,and recommending software and systems choices to meet an organization's business requirements.
A)True
B)False
Answer: False
Q2) The __________of a modern business shows a network of information subsystems that exchange information with each other and with the world outside the system.
A)information hub
B)information map
C)subsystem
D)database
Answer: B
Q3) A person who holds the position of __________must have both technical understanding of current and developing information technologies and business knowledge.
Answer: chief information officer
CIO chief information officer (CIO)
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Chapter 2: Strategic Uses of Information Systems
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Sample Questions
Q1) ___________refers to an organization's initiative of adding to a product or service to increase its value to the consumer.
A)Scaling value
B)Enhancement of existing products or services
C)Appreciation of existing products or services
D)Incrementing value
Answer: B
Q2) Why would you consider competitive advantage as a moving target?
Answer: Competitive advantage is often short-lived.In time,competitors imitate the leader,and the advantage diminishes.So,the quest for innovative strategies must be dynamic.Corporations must continuously contemplate new ways to use information technology to their advantage.In a way,companies' jockeying for the latest competitive advantage is a lot like an arms race.Side A develops an advanced weapon,then side B develops a similar weapon that terminates the advantage of side A,and so on.
Q3) ___________is software that the developer gives to potential adopters for trial use.
Answer: Beta software
Q4) Brand-name success is a perfect example of___________ .
Answer: product differentiation
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Chapter 3: Business Functions and Supply Chains
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Sample Questions
Q1) ___________are software applications that help workers produce more in less time.
Answer: Productivity tools
Q2) Shipping is the next link in the supply chain after the completion of the process of marketing products.
A)True
B)False Answer: False
Q3) Modern customer relationship management (CRM) systems can help capture the entire customer experience with an organization,from response to an online advertisement to automatic replenishment of products to proactive service.
A)True
B)False Answer: True
Q4) Enterprise resource planning systems cannot be used for managing daily operations.
A)True
B)False Answer: False
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Chapter 4: Business Hardware
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Sample Questions
Q1) A_________ is an independent memory device and is also known as a thumb drive.
A)hard drive
B)memory card
C)circuitry card
D)USB drive
Q2) In the context of speed,the_________ of magnetic hard disks is still significantly better than that of CDs and their faster relatives,DVDs.
A)durability
B)transfer rate
C)reliability
D)portability
Q3) The combination of_________ and clock rate determines throughput.
A)bus width
B)RAM width
C)bus depth
D)ROM size
Q4) The control unit is the part of the CPU where all arithmetic and logic operations take place.
A)True
B)False
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Chapter 5: Business Software
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Sample Questions
Q1) The motive for developing and improving_________ is not monetary,but rather the satisfaction of solving programming problems and the recognition of one's contribution.
A)proprietary software
B)open source software
C)multimedia software
D)packaged software
Q2) _________applications are programs that enable workers to collaborate in real time over the web.
Q3) _________means the code is owned by someone who has the right to sell or license the software to others.
A)Source code
B)Open source
C)Proprietary
D)Groupware
Q4) Locating and fixing programming errors is called _________.
A)compiling
B)coding
C)assembling
D)debugging
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Chapter 6: Business Networks and Telecommunications
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Sample Questions
Q1) _________fulfill organizational needs for reliable data communications while relieving the organization of the burden of providing its own network management and maintenance.
A)Leased lines
B)VANs
C)Dial-up connections
D)LANs
Q2) _________can be very tiny,about the size of a rice grain,or several square inches,depending on the amount of information they need to contain and the environment in which they are used.
A)Infrared Data Association cards
B)Radio Frequency Identification tags
C)Bluetooth ports
D)Micro tags
Q3) WiMAX is a(n)_________ technology.
Q4) Communication on the Internet primarily follows the network protocol, _________,which is actually a set of related protocols.
Q5) In the context of data communications,a(n)_________ is a combination of devices or nodes connected to each other through a communication medium.
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Chapter 7: Databases and Data Warehouses
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Sample Questions
Q1) Online databases that are used with web browsers_________ .
A)are no different from other databases
B)do not require an interface
C)do not use queries
D)can directly understand user input
Q2) In the_________ phase of data warehousing,specialists compare the data in the data warehouses with the original data to confirm completeness.
A)extraction
B)loading
C)divisional
D)transformation
Q3) There are two overall approaches to maintaining data: the traditional file approach-which has no mechanism for tagging,retrieving,and manipulating data-and the_________ ,which does have this mechanism.
A)database approach
B)object-oriented approach
C)asymmetric approach
D)indexed file approach
Q4) Explain the impact of databases on businesses.
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Chapter 8: The Web-Enabled Enterprise
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Sample Questions
Q1) __________enables one server to be virtually split into many addressable servers,each for a different client and with its own domain name.
Q2) A(n)__________is a small file that a Web site places on a visitor's hard disk so that the Web site can remember something about the surfer later.
Q3) __________technology enables one server to be virtually split into many addressable servers,each for a different client and with its own domain name.
Q4) Web-enabled business is often classified by the parties involved in the interaction: business-to-business (B2B),business-to-consumer (B2C),and __________.
Q5) __________has fewer restrictions on storage space and transactions,and since only one site resides on the disks,no other site can affect its functionality.
A)Dedicated hosting
B)Shared hosting
C)Virtual private server hosting
D)Co-location
Q6) __________is a cyberattack tactic used to trick Internet users into giving up personal information such as PINs and account numbers.
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Page 10
Chapter 9: Challenges of Global Information Systems
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Sample Questions
Q1) According to the provisions of the Data Protection ____________Law,individuals or organizations that receive not directly from the subject must identify themselves to the subject.
Q2) Companies that are in the forefront of web-based e-commerce maintain their original websites in the de facto international language.
A)True
B)False
Q3) Which of the following is a good practice to consider when designing websites for an international audience?
A)Do not be egalitarian.
B)Do not tailor each local site to local preferences.
C)Plan the site before developing.
D)Use automated methods to translate content.
Q4) According to the European Union's Directive on Data Privacy, ____________can be collected only for specified,explicit,and legitimate purposes and not further processed in a way incompatible with those purposes.
Q5) Because nations use different ____________and rules in their daily business operations,sometimes records within one company are incompatible.
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Chapter 10: Decision Support and Expert Systems
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Sample Questions
Q1) The ____________prompts the user to select a model,allowing the user to access the database and select data for the decision process or to set criteria for selecting such data.
A)model management module
B)data management module
C)information module
D)dialog module
Q2) People are often denied credit based on the decisions made by machines.
A)True
B)False
Q3) Identify the risk factor in decision support systems that lead to ethical issues.
A)Errors in personal data
B)Lack of sensitivity tests
C)High processing costs
D)Real time data processing
Q4) Geographic information systems (GISs) are often the best decision aids for map-related decisions.
A)True
B)False
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Chapter 11: Business Intelligence and Knowledge Management
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Sample Questions
Q1) Discuss the purpose of autocategorization.
Q2) What are the objectives of data mining?
Q3) OLAP applications can process ____________records per second.
A)10,000
B)20,000
C)30,000
D)40,000
Q4) Data-mining software searches through large amounts of data for meaningful patterns of information.
A)True
B)False
Q5) Some companies use____________ techniques to try to predict what customers are likely to purchase in the future.
A)data-mining
B)web scraping
C)knowledge extraction
D)information integration
Q7) Knowledge management attempts to transfer individual knowledge into Page 13
Q6) ____________tools help extract useful knowledge from millions of web documents.
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Page 14
Chapter 12: Systems Planning and Development
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Sample Questions
Q1) ___________describes the role of IT in an organization.
A)IT vision
B)IT tactical plans
C)IT strategy outlines
D)IT mission statement
Q2) ___________is independent of particular programming languages,but it does provide standard visual symbols and notations for specifying object-oriented elements,such as classes and procedures.
A)Extensible Markup Language (XML)
B)Unified Modeling Language (UML)
C)Structured Query Language (SQL)
D)Algebraic Modeling Language (AML)
Q3) Systems integration deals with the analysis and development of a stand-alone information system.
A)True
B)False
Q4) If a preliminary report concludes that the business situation warrants investment in a new IS,a more comprehensive___________ might be authorized.
Q5) Discus when Agile methods should be typically used.
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Chapter 13: Choices in Systems Acquisition
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Sample Questions
Q1) In recent years,enterprise applications have constituted a far larger part of IT expenditures on packaged software.
A)True
B)False
Q2) In-house development teams can usually complete a new application project in less time than an IT vendor can.
A)True
B)False
Q3) The most important element of an outsourcing agreement for both parties,but mostly for the client,is what professionals call the__________ .
Q4) _____ allows clients to take advantage of the vendor's experience that the vendor hasgained through work with many clients in different environments.
A)Licensing
B)In-house development
C)Outsourcing
D)User development
Q5) __________is the proportion of time that the ASP's systems and communication links are up and running.
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Chapter 14: Risks, Security, and Disaster Recovery
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Sample Questions
Q1) Hardware or software that blocks access to computing resources is called a(n)
Q2) Information System managers discourage users from frequently changing their passwords.
A)True
B)False
Q3) Redundancies increase expected downtime in business information systems.
A)True
B)False
Q4) The greater the number of interdependent systems,the greater the expected downtime.
A)True
B)False
Q5) Discuss natural disasters that pose a risk to ISs.
Q6) What is a Trojan horse?
Q7) A digital certificate associates a user's identity with the user's public key. A)True B)False
Page 17
Q8) The cost of damage is the aggregate of all the potential damages multiplied by their respective___________ .
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