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BIS 445 DeVry Complete Quiz Package
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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.
o data warehouse
o data repository
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1. Question : (TCO 1) A ________is a central repository of historical data that is organized for easy access and manipulation to support decision making.
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.
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.
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.
management information systems
Question 6. Question : (TCO 1) Which of the following models behaves like the real system, but does not look like it?
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
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?
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?
Fish bone 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
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?
Question 12. Question : (TCO 1) ________ is the first component of the DSS architecture.
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.
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
User interface subsystem
Question 3. Question : (TCO 7) A database is created, accessed, and updated by a(n) ________.
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.
Question 5. Question : (TCO 2) ________ control and coordinate the use of software to support group work.
Expert tool users
Question 6. Question : (TCO 2) The de facto DSS hardware standard is a(n) ________ through which the DBMS provides data.
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
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 ________.
Question 10. Question : (TCO 7) Users demanding access via PDAs and through speech recognition and synthesis is becoming more commonplace, further complicating ________ issues.
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.
Question 12. Question : (TCO 7) Guidelines that need to be considered when developing a vendor list include all of the following, except:
Question 13. Question : (TCO 8) Which of the following are created when operational data need to be analyzed multidimensionally?
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.
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.
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.
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.
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.
Question 4. Question : (TCO 4) Which of the following is used to align business activities to the vision and strategy of the organization?
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:
internal business processes.
learning and growth.
Question 6. Question : (TCO 8) Which of the following is a characteristic of Six Sigma?
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)
Question 8. Question : (TCO 4) In a ________ plan, tactics are established to meet the objectives and targets established in the strategic plan.
key performance indicators
Question 9. Question : (TCO 4) __________ refers to both the logical and physical design of a BPM system.
Question 10. Question : (TCO 4) Which of the following displays key performance metrics in which a manager is interested?
Performance comparisons charts
Question 11. Question : (TCO 4) KPI stand for ________, which are strategically aligned metrics.
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.
Question 13. Question : (TCO 8) ________ focuses on the elimination of waste or non-value-added activities.
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.
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.
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?
Question 2. Question : (TCO 2) Which of the following techniques is used to solve optimization problems that have few alternatives?
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?
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?
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
Question 6. Question : (TCO 2) Data mining is tightly positioned at the intersection of many disciplines. Those disciplines include all of the following, except:
information systems and databases.
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?
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.
Question 11. Question : (TCO 3) Data mining seeks to identify patterns in the data. All of the following are major types of patterns, except:
Question 12. Question : (TCO 3) ________ are, essentially, a hierarchy of if-then statements. They are most appropriate for categorical and interval data.
Question 13. Question : (TCO 2) The simple split methodology splits the data into two mutually exclusive subsets called a ________ set and a ________ set.
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 ________.
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.
BIS 445 DeVry Week 5 Quiz Latest
1. Question : (TCO 6) An artificial neural network is composed of many interconnected ________.
Question 2. Question : (TCO 6) Pioneers McCulloch and Pitts built their neural network model using a large number of interconnected ________ artificial neurons.
Question 3. Question : (TCO 6) The output of neurons can be the final result, or it can be a(n) ________ to other neurons.
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?
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?
Question 6. Question : (TCO 5) The summation function computes the ________ sums of all the input elements that are entered in each processing element.
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:
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
association; trend analysis
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 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.
Question 14. Question : (TCO 6) This type of neural network problem seeks to classify inputs into classes, such as healthy or not healthy.
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.
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.
Question 2. Question : (TCO 1) Which of the following components appears in virtually every expert system?
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?
Question 4. Question : (TCO 5) Which of the following is not an advantage of fuzzy logic?
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
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
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.
Question 11. Question : (TCO 5) Which of the following are special cases that contain rich contents and special features of deep implications?
Question 12. Question : (TCO 1) A chromosome in a genetic algorithm refers to ________.
Question 13. Question : (TCO 1) Knowledge is:
information in action.
Question 14. Question : (TCO 1) The basic rationale of artificial intelligence is to use ________ rather than mathematical calculation.
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; probabilityaring its own output to known output is called a _________ network.
Question 4. Question : (TCO 5)