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BIS 445 DeVry Complete Quiz Package

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BIS 445 DeVry Complete Quiz Package

BIS445

BIS 445 DeVry Week 1 Quiz Latest

1. Question : (TCO 1) A ________is a central repository of historical data that is organized for easy access and manipulation to support decision making.

  • database
  • data warehouse
  • data repository
  • data disk

Question 2. Question : (TCO 1) Management is a process by which organizational goals are achieved by using resources. The resources are considered ________, and attainment of goals is viewed as the ________ of the process.

  • expenses; profits
  • inputs; output
  • pressures; opportunities
  • scarce; success

Question 3. Question : (TCO 1) Today’s computerized systems possess capabilities that can facilitate decision support in a number of ways, including each of the following, except:

  • increased productivity of group members.
  • improved communication and collaboration.
  • agility support.
  • reduced environmental pressures.

Question 4. Question : (TCO 1) A(n) ________ is a rule-based system that provides a solution – usually in one functional area such as finance or manufacturing – to a specific, repetitive managerial problem.

  • decision support system (DSS)
  • transaction processing system (TPS)
  • online analytical processing system (OLAP)
  • automated decision system (ADS)

Question 5. Question : (TCO 1) The major benefit of ________ to the company is the ability to provide accurate information when needed.

  • data warehouse
  • analytical models
  • management information systems
  • business intelligence

Question 6. Question : (TCO 1) Which of the following models behaves like the real system, but does not look like it?

  • Composite model
  • Analog model
  • Dense model
  • Iconic model

Question 7. Question : (TCO 1) A(n) ________ is a criterion that describes the acceptability of a solution approach. In a model, it is a result variable.

  • principle of choice
  • optimization variable
  • trade-off
  • worst-case criterion

Question 8. Question : (TCO 1) Which of the following, by definition, requires a decision maker to consider the impact of each alternative course of action on the entire organization because a decision made in one area may have significant effects in other areas?

  • Satisfaction
  • Worst-case
  • Feasibility
  • Optimization

Question 9. Question : (TCO 1) Which of the following is a study of the effect of a change on one or more input variables in a proposed solution?

  • Sensitivity analysis
  • Boundary analysis
  • Fish bone analysis
  • Input-output analysis

Question 10. Question : (TCO 1) The Museum of Natural History in Aarhus, Denmark uses ________ to collect detailed information about visitors’ use of the exhibits to help determine visitors’ behaviors in order to identify high-demand exhibits.

  • group decision systems
  • algorithms
  • RFID
  • expert systems

Question 11. Question : (TCO 1) Which of the following systems is used to assist the company with coordinating information and resources in order to support business processes for all functional areas?

  • ERP
  • SCM
  • CRM
  • NLP

Question 12. Question : (TCO 1) ________ is the first component of the DSS architecture.

  • Hardware
  • Software
  • Data
  • Information

Question 13. Question : (TCO 9) Assume you have a CarTable. You need to update the date it was purchased to 1/15/2008. Its CarID is 999. Which of the following SQL statements would do this the best?

  • UPDATE CarTable SET PurchaseDate to #1/15/2008#
  • UPDATE CarTable SET PurchaseDate = #1/15/2008#
  • UPDATE CarTable SET PurchaseDate = 1/15/2008
  • UPDATE CarTable SET PurchaseDate = #1/15/2008# WHERE CarID = 999

Question 14. Question : (TCO 9) Which of the following statements is false about DELETE queries?

  • A DELETE query without a WHERE clause deletes all of the data in a table.
  • If you are deleting a specific row in a table, you should identify the item to be deleted by its primary key value.
  • UPDATE queries that simply set all values in the row to zero or an empty string are preferred to using a DELETE query.
  • None of the above

Question 15. Question : (TCO 9) Assume you have a CourseTable in Microsoft Access that has the structure in the image below. Which of the following SQL Statements would insert a new course into the database?

  • INSERT into CourseTable (CourseCode, CourseDescription, CourseCreditHours, SessionOfferred, Elective) VALUES (‘BIS245’, ‘Database Concepts’, ‘4’, ‘2/1/2008’, ‘Yes’)
  • ADD into CourseTable (CourseCode, CourseDescription, CourseCreditHours, SessionOfferred, Elective) VALUES (BIS245, Database Concepts, 4, 2/1/2008, Yes)
  • UPDATE into CourseTable (CourseCode, CourseDescription, CourseCreditHours, SessionOfferred, Elective) VALUES(‘BIS245’, ‘Database Concepts’, 4, 2/1/2008, ‘Yes’)
  • INSERT into CourseTable (CourseCode, CourseDescription, CourseCreditHours, Elective) VALUES (‘BIS245’, ‘Database Concepts’, 4, #2/1/2008#, Yes)

BIS 445 DeVry Week 2 Quiz Latest

Question 1. Question : (TCO 2) ________ implies the use of models and data to improve an organization’s performance or competitive posture.

  • Business applications
  • Business analytics
  • Business intelligence
  • Business rules

Question 2. Question : (TCO 2) Which of the following subsystems can support any of the other subsystems or act as an independent component and provide intelligence to augment the decision maker’s own?

  • Knowledge-base management subsystem
  • Intelligence-base subsystem
  • User interface subsystem
  • Expertise-base subsystem

Question 3. Question : (TCO 7) A database is created, accessed, and updated by a(n) ________.

  • expert system
  • animation system
  • knowledge system
  • database management system

Question 4. Question : (TCO 2) The ________ is especially appropriate for supporting the intelligence phase of the decision making process by helping to scan data and identify problem areas or opportunities.

  • intelligence facility
  • query facility
  • data directory
  • knowledge facility

Question 5. Question : (TCO 2) ________ control and coordinate the use of software to support group work.

  • Expert tool users
  • Facilitators
  • Analysts
  • Managers

Question 6. Question : (TCO 2) The de facto DSS hardware standard is a(n) ________ through which the DBMS provides data.

  • web server
  • data center
  • mainframe
  • local area network

Question 7. Question : (TCO 2) All of the following are characteristics of Planners Lab, except:

  • Planners Lab makes it possible for the decision makers to play with assumptions to reflect alternative views of the future.
  • it lets decision makers describe their plans in their own words and with their own assumptions.
  • it facilitates a conversation with the decision maker in the process of describing business assumptions.
  • all assumptions are described in English equations only.

Question 8. Question : (TCO 7) A data warehouse contains ________ about how data are organized and how to use them effectively.

  • a data directory
  • a data index
  • data fields
  • metadata

Question 9. Question : (TCO 7) The advantage of three-tier architecture for data warehousing is its separation of the functions of the data warehouse, which eliminates resource constraints and makes it possible to easily create data ________.

  • banks
  • cubes
  • bases
  • marts

Question 10. Question : (TCO 7) Users demanding access via PDAs and through speech recognition and synthesis is becoming more commonplace, further complicating ________ issues.

  • data extraction
  • data load
  • data integration
  • OLAP

Question 11. Question : (TCO 7) ETL process consists of extract, transform, and load. Transformation occurs by using ________ or lookup tables, or by combining the data with other data.

  • rules
  • policies
  • strategies
  • procedures

Question 12. Question : (TCO 7) Guidelines that need to be considered when developing a vendor list include all of the following, except:

  • financial strength.
  • trade shows.
  • ERP linkages.
  • market shares.

Question 13. Question : (TCO 8) Which of the following are created when operational data need to be analyzed multidimensionally?

  • Oper marts
  • Customer information file
  • Dependent data marts
  • Independent data marts

Question 14. Question : (TCO 8) Once data are entered into the warehouse, users cannot change or update the data. Obsolete data are discarded, and changes are recorded as new data. This ________ characteristic is one of the characteristics of data warehousing.

  • changeable
  • nonvolatile
  • nonperishable
  • static

Question 15. Question : (TCO 8) A ________ contains the attributes needed to perform decision analysis, descriptive attributes used for query reporting, and foreign keys to link to dimension tables.

  • fact table
  • schema
  • dictionary
  • glossary

BIS 445 DeVry Week 3 Quiz Latest

1. Question : (TCO 4) BPM is an enterprise-wide strategy that seeks to prevent organizations from optimizing ________ business at the expense of overall corporate performance.

  • corporate-wide
  • global
  • regional
  • local

Question 2. Question : (TCO 8) A(n) ________ plan translates an organization’s strategic objectives and goals into a set of well-defined tactics and initiatives, resources requirements, and expected results for some future time period.

  • business
  • operational
  • tactical
  • strategic

Question 3. Question : (TCO 4) An organization’s strategic objectives and key metrics should serve as ________ drivers for the allocation of an organization’s tangible and intangible assets.

  • bottom-up
  • top-down
  • company wide
  • revenue

Question 4. Question : (TCO 4) Which of the following is used to align business activities to the vision and strategy of the organization?

  • Dashboard
  • Performance reengineering
  • Balanced scorecard (BSC)
  • Total quality management

Question 5. Question : (TCO 4) Balanced scorecards translates an organization’s vision and strategy into a set of interrelated financial and nonfinancial objectives. All of the following are nonfinancial objectives, except:

  • business rules.
  • customers.
  • internal business processes.
  • learning and growth.

Question 6. Question : (TCO 8) Which of the following is a characteristic of Six Sigma?

  • Production
  • Planning
  • Performance
  • Training

Question 7. Question : (TCO 4) ________ is a framework for organizing, automating, and analyzing business methodologies, metrics, processes, and systems to drive the overall performance of the enterprise.

  • Business performance management (BPM)
  • Metrics
  • Decision support
  • Expert systems

Question 8. Question : (TCO 4) In a ________ plan, tactics are established to meet the objectives and targets established in the strategic plan.

  • performance management
  • tactic-centric
  • environment scan
  • key performance indicators

Question 9. Question : (TCO 4) __________ refers to both the logical and physical design of a BPM system.

  • Structure
  • Architecture
  • Infrastructure
  • Unstructured

Question 10. Question : (TCO 4) Which of the following displays key performance metrics in which a manager is interested?

  • Performance scorecards
  • Performance dashboards
  • Performance interfaces
  • Performance comparisons charts

Question 11. Question : (TCO 4) KPI stand for ________, which are strategically aligned metrics.

  • key performance indicators
  • key planning initiatives
  • key platform indicators
  • key principle indicators

Question 12. Question : (TCO 8) ________ focuses on reducing the variation or improving the consistency of a process.

  • Six Sigma
  • Performance improvement
  • Dashboards
  • Scorecards

Question 13. Question : (TCO 8) ________ focuses on the elimination of waste or non-value-added activities.

  • Quality
  • Improvement
  • Competiveness
  • Lean

Question 14. Question : (TCO 8) Six Sigma is a performance management methodology aimed at reducing the number of defects in a business process to as close to ________ as possible.

  • DPMO
  • performance reengineering
  • a balanced scorecard (BSC)
  • total quality management

Question 15. Question : (TCO 4) Dashboards and ________ both provide visual displays of important information that is consolidated and arranged on a single screen so that information can be digested at a single glance and easily explored.

  • flashcards
  • performance reengineering
  • scorecards
  • total quality management

BIS 445 DeVry Week 4 Quiz Latest

1. Question : (TCO 2) Which of the following is a key element in most DSS and a necessity in a model-based DSS?

  • Database
  • Analytical model
  • Modeling
  • Business intelligence

Question 2. Question : (TCO 2) Which of the following techniques is used to solve optimization problems that have few alternatives?

  • Trial-and-error
  • Binary search
  • Expert systems
  • Decision trees

Question 3. Question : (TCO 3) Decision situations are often classified on the basis of what the decision maker knows about the forecasted results. Which of the following is one of the categories?

  • Indecision
  • Firmness
  • Ambiguity
  • Certainty

Question 4. Question : (TCO 2) A model builder makes predictions and assumptions regarding the input data, many of which deal with the assessment of uncertain futures. Which of the following attempts to assess the impact of a change in the input data or parameters on the proposed solution?

  • Mathematical relationships
  • Decision analysis
  • Goal programming
  • Sensitivity analysis

Question 5. Question : (TCO 3) Which of the following calculates the values of the inputs necessary to achieve a desired level of an output?

  • Goal seeking analysis
  • Decision analysis
  • Trial-and-error
  • Sensitivity analysis

Question 6. Question : (TCO 2) Data mining is tightly positioned at the intersection of many disciplines. Those disciplines include all of the following, except:

  • management science.
  • statistics.
  • information systems and databases.
  • logistics.

Question 7. Question : (TCO 3) Which of the following packages are preprogrammed (sometimes called ready-made) models and optimization systems that sometimes serve as building blocks for other quantitative models?

  • Quantitative software
  • Qualitative software
  • Development tool
  • Application

Question 8. Question : (TCO 3) On the commercial side, the most common use of data mining has been in ________ sectors.

  • manufacturing and heath care
  • finance, retail, and health care
  • online retail and government
  • R&D and scientific

Question 9. Question : (TCO 2) What is a major characteristic of data mining?

  • Data mining tools are readily combined with spreadsheets and other software development tools.
  • Because of the large amounts of data and massive search efforts, it is sometimes necessary to use serial processing for data mining.
  • Data are often buried within numerous small and large databases, which sometimes contain data from several years.
  • The miner needs sophisticated programming skills.

Question 10. Question : (TCO 3) Data that has a meaningful, or nonarbitrary, zero point is ________ data.

  • categorical
  • nominal
  • interval
  • ratio

Question 11. Question : (TCO 3) Data mining seeks to identify patterns in the data. All of the following are major types of patterns, except:

  • associations.
  • regression.
  • predictions.
  • clusters.

Question 12. Question : (TCO 3) ________ are, essentially, a hierarchy of if-then statements. They are most appropriate for categorical and interval data.

  • Neural nets
  • Clusters
  • Decision trees
  • Time-series

Question 13. Question : (TCO 2) The simple split methodology splits the data into two mutually exclusive subsets called a ________ set and a ________ set.

  • training; test
  • positive; negative
  • holdout; training
  • matrix; test

Question 14. Question : (TCO 3) A good question to ask with respect to the patterns/relationships that association rule mining can discover is, “Are all association rules interesting and useful?” In order to answer such a question, association rule mining uses two common metrics: ________ and ________.

  • mean; median
  • support; confidence
  • standard deviation; confidence interval
  • regression; distance measure

Question 15. Question : (TCO 3) ________ is a decision making method that analyzes the risk associated with different alternatives.

  • Goal seeking
  • What-if analysis
  • Risk analysis
  • Risk matrix

BIS 445 DeVry Week 5 Quiz Latest

1. Question : (TCO 6) An artificial neural network is composed of many interconnected ________.

  • artificial units
  • artificial cells
  • artificial neurons
  • artificial atoms

Question 2. Question : (TCO 6) Pioneers McCulloch and Pitts built their neural network model using a large number of interconnected ________ artificial neurons.

  • dual
  • binary
  • singular
  • serial

Question 3. Question : (TCO 6) The output of neurons can be the final result, or it can be a(n) ________ to other neurons.

  • source
  • contribution
  • key
  • input

Question 4. Question : (TCO 5) In linear regression analysis, which of the following represents the percent reduction in error when the line of best fit is used to make a prediction, compared to the error generated using the mean?

  • R-squared
  • F-statistic
  • The y-intercept
  • None of the above

Question 5. Question : (TCO 5) If a statistically significant linear regression model is y = 5x + 10, and x = 12, what is the predicted value of y?

  • 17
  • 2/5
  • 10
  • 70

Question 6. Question : (TCO 5) The summation function computes the ________ sums of all the input elements that are entered in each processing element.

  • weighted
  • averaged
  • total
  • aggregated

Question 7. Question : (TCO 6) Which of the following is not a consideration in selecting a neural network structure?

  • Selection of a topology
  • Determination of input nodes
  • Determination of output nodes
  • Determination of weighting functions

Question 8. Question : (TCO 5) All of the following are popular application areas of text mining, except:

  • information extraction.
  • document summarization.
  • question answering.
  • data structuring.

Question 9. Question : (TCO 6) Data mining differs from knowledge management in which of the following ways?

  • Data mining seeks to retain employee knowledge, while knowledge management seeks to guide knowledge.
  • Data mining uses the Internet more than knowledge management.
  • Data mining seeks to make ways of doing business known to others, while knowledge management is concerned with identifying patterns in data.
  • Data mining is concerned with identifying patterns in data, while knowledge management is concerned with ensuring employee knowledge stays with the company.

Question 10. Question : (TCO 6) The two main approaches to text classification are ________ and ________.

  • knowledge engineering; machine learning
  • categorization; clustering
  • association; trend analysis
  • knowledge; extraction

Question 11. Question : (TCO 6) Why does the Web pose great challenges for effective and efficient knowledge discovery?

  • The Web search engines are indexed-based.
  • The Web is too dynamic.
  • The Web is too specific to a domain.
  • The Web infrastructure contains hyperlink information.

Question 12. Question : (TCO 6) Which of the following components is considered the building block of an artificial neural network?

  • The PE
  • The training algorithm
  • The artificial neuron
  • The search algorithm

Question 13. Question : (TCO 6) A network which learns to make accurate predictions by comparing its own output to known output is called a _________ network.

  • unsupervised
  • dynamic
  • supervised
  • static

Question 14. Question : (TCO 6) This type of neural network problem seeks to classify inputs into classes, such as healthy or not healthy.

  • Clustering
  • Function approximation
  • Classification
  • Data mining

Question 15. Question : (TCO 6) This type of classification problem seeks to group data into categories that are the most unique when given the characteristics of the underlying data.

  • Clustering
  • Function approximation
  • Classification
  • Data mining

BIS 445 DeVry Week 7 Quiz Latest

1. Question : (TCO 5) In ________ expert systems, knowledge in the knowledge base is represented in IF-THEN rules that combine the condition and the conclusion for handling a specific situation.

  • answer-based
  • rule-based
  • knowledge-based
  • experience-based

Question 2. Question : (TCO 1) Which of the following components appears in virtually every expert system?

  • User interface
  • Database management system
  • Statistical analysis module
  • Numeric data representation

Question 3. Question : (TCO 1) Which of the following is the brain of an expert system?

  • Knowledge base
  • Inference engine
  • User interface
  • Blackboard

Question 4. Question : (TCO 5) Which of the following is not an advantage of fuzzy logic?

  • Greater flexibility
  • Faster calculations
  • More options
  • All of the above are advantages.

Question 5. Question : (TCO 1) What is an organization’s valuable knowledge of its employees?

  • Effective and efficient problem solving
  • Corporate information
  • Intellectual capital
  • Active management

Question 6. Question : (TCO 1) Firms adopt knowledge management systems:

  • to help deal with employee turnover.
  • to increase productivity.
  • to improve customer service.
  • All of the above

Question 7. Question : (TCO 1) Artificial intelligence (AI) supports knowledge management in each of the following ways, except:

  • by enhancing knowledge searches.
  • by helping to determine the relative importance of the knowledge.
  • by manipulating current results.
  • by identifying patterns in data.

Question 8. Question : (TCO 1) Lessons learned from the British Broadcasting Corporation’s (BBC) knowledge management system includes all of the following, except:

  • high-tech and large budgets are necessary to attain knowledge management success.
  • the BBC runs on knowledge.
  • design the system to match the way the company functions (e.g., as a social network).
  • blogs and wikis have helped break down silos and spread knowledge.

Question 9. Question : (TCO 1) __________ are the doorways into many knowledge management systems. They have evolved from the concepts underlying EIS, GSS, Web browsers, and DBMS.

  • Expert location systems
  • Knowledge sharing systems
  • Social networks
  • Enterprise knowledge portals

Question 10. Question : (TCO 5) __________ allows computers to examine historical cases and generate rules that can be chained to solve new problems.

  • Inductive learning
  • Simulation
  • Optimization
  • Artificial intelligence

Question 11. Question : (TCO 5) Which of the following are special cases that contain rich contents and special features of deep implications?

  • Descriptive cases
  • Foundation cases
  • Special cases
  • Stories cases

Question 12. Question : (TCO 1) A chromosome in a genetic algorithm refers to ________.

  • crossover
  • summation
  • mutation
  • candidate solution

Question 13. Question : (TCO 1) Knowledge is:

  • dynamic.
  • contextual.
  • information in action.
  • All of the above

Question 14. Question : (TCO 1) The basic rationale of artificial intelligence is to use ________ rather than mathematical calculation.

  • neural networks
  • symbolic reasoning
  • genetic algorithms
  • fuzzy logic

Question 15. Question : (TCO 5) The standard statistical methods are based on the assumption that an uncertainty is the ________ that an event is true or false, whereas certainty theory is based on the ________ that an event is true or false.

  • estimated probability; calculated probability
  • probability; degrees of belief
  • calculated probability; estimated probability
  • degrees of belief; probability