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C) It is the use of information systemsto gather and analyze information from internal and external sources in orderto make better business decisions.
2)"Backward looking" budgets are typically based on ________.
D) historical data
3) Responding to threats and opportunitiesand continuous planning is based on analyzing data from the ________ level ofthe organization.
4)Taking entities as tables, each row is a ________.
5)Taking entities as tables, each column is a(n) ________.
6) An attribute is also referred to asa(n) ________.
7)A(n) ________ is a collection of related attributes about a single instance ofan entity.
8)In DBMS, data are kept separate from the applications' programming code. Thismeans that ________.
D) database does not need to be changedif a change is made to an application
9)A common way to represent a data model is a(n) ________.
A) entity-relationship diagram
10)Data type helps the DBMS ________.
C) allocate storage space
11)To finalize the data model in order to actually build the database, a processcalled ________ is used to make sure the database will operate efficiently.
12) InDBMS, normalization helps to ________.
A) eliminate data duplication
13)Once the data model is created, the format of the data is documented in a(n)________.
E) data dictionary
14)A data dictionary is also known as ________.
C) metadata repository
15) Bringes, a retail chain, has retailstores across three states. With its current legacy system, Bringes is havingproblems tracking the inventory levels for its stores. It is planning toimplement Oracle database systems to replace this legacy system. Which of thefollowing most supports Bringes' decision to replace its legacy system with anOracle database system?
D) Bringes' channel partners use adatabase system that supports the Oracle database system.
C) Treston's new database system wasnot supported by the database system of its suppliers and distributors.
17) Business rules are captured by thedesigners of the database and included in the data dictionary to ________.
B) prevent illegal or illogical entriesfrom entering the database
18)________ are used to capture data to be added, modified, or deleted from thedatabase.
19)A(n) ________ is a compilation of data from the database that is organized andproduced in printed format.
20) A query is used to ________.
D) retrieve information from a database
21)Which of the following statements is true about query by example capabilitiesin a database?
A) It helps to create a query quicklyand easily.
22)The systems that are used to interact with customers and run a business in realtime are called ________.
C) operational systems
23)________ is the data that is deemed most important in the operation of abusiness.
B) Master data
24)Which of the following statements is true about an operational system?
D) It consists of narrow and simpleupdates and queries.
25)Which of the following statements is true about informational systems?
E) Its goal is to enhance ease ofaccess and use.
26)________ integrates data from various operational systems.
A) Data warehouse
27)The purpose of a data warehouse is to ________.
D) put key business information intothe hands of more decision makers
28)________ refers to the process of standardizing the format of data retrievedfrom different systems.
A) Data cleansing
29)A ________ is a data warehouse that is limited in scope.
E) data mart
30)Which of the following statements is true about a data mart?
B) It contains selected informationfrom the data warehouse.
31)Information and knowledge discovery tools are used primarily to ________.
C) extract information from existingdata
32)________ are produced at predefined intervals to support routine decisions.
D) Scheduled reports
33)Which of the following statements is true about key-indicator reports?
A) They provide a summary of criticalinformation on a recurring schedule.
34)Which of the following statements is true about exception reports?
E) They highlight situations that areout of the normal range.
35)________ help analyze why a key indicator is not at an appropriate level or whyan exception occurred.
C) Drill-down reports
36)Which of the following statements is true about ad hoc queries?
D) They answer unplanned informationrequests to support a nonroutine decision.
37)________ refers to the process of quickly conducting complex, multidimensionalanalyses of data stored in a database that is optimized for retrieval,typically using graphical software tools.
B) Online analytical processing
38)Online analytical processing tools enable users to ________.
C) analyze different dimensions of databeyond simple data summaries
39)Which of the following statements is true about online analytical processingserver?
E) It understands how data is organizedin the database and has special functions for analyzing the data.
40)How do online analytical processing systems improve performance?
A) They preaggregate data so that onlythe subset of the data necessary for the queries is extracted.
41)In online analytic processing systems, ________ are the values or numbers theuser wants to analyze.
42)In online analytic processing systems, ________ provide a way to summarize thedata.
43) Which of the following statements istrue about the online analytic processing cube?
D) It is a data structure allowing formultiple dimensions to be added to a traditional two-dimensional table.
44)Data mining complements online analytic processing in that it ________.
B) provides capabilities fordiscovering "hidden" predictive relationships in the data
45)________ can be achieved by rolling up a data cube to the smallest level ofaggregation needed, reducing the dimensionality, or dividing continuousmeasures into discrete intervals.
D) Data reduction
46) Which of the following statements istrue about association discovery?
A) It is a technique used to findcorrelations among sets of items.
47)________ is the process of grouping related records together on the basis ofhaving similar values for attributes.
48) Which of the following is a recordingof a user's path through a Web site?
D) clickstream data
49)________ is the ability to attract and keep visitors.
50) Which of the following analysis are youconducting to make hypothetical changes to the data associated with a problem and observe how thesechanges influence the results?
D) what-if analysis
51)Which of the following statements is true about expert systems?
C) It uses reasoning methods based onknowledge about a specific problem domain in order to provide advice.
52)Which of the following statements is true about a rule in expert systems?
D) It is typically expressed using an"if––then" format.
53)________ allows expert system rules to be represented using approximations orsubjective values in order to handle situations where information about aproblem is incomplete.
A) Fuzzy logic
54)The processing in an ES is called ________.
55)Which of the following statements is true about neural networks?
C) It attempts to approximate thefunctioning of the human brain and can learn by example.
56)Which of the following statements is true about user agents?
D) They are agents that automaticallyperform a task for a user.
57)Which of the following is a role of monitoring and sensing agents?
A) tracking inventory levels
58) Which of the following is a role ofdata mining agents?
D) analyzing data warehouses to detectchanges deemed important to a user
59) Which of the following statements istrue about explicit knowledge assets?
C) It reflects knowledge that can bedocumented, archived, and codified, often with the help of information systems.
60)Which of the following is the primary goal of a knowledge management system?
A) Identifying how to recognize,generate, store, share, and manage tacit knowledge.
61)Social network analysis is a technique that attempts to ________.
E) find experts in particular subjectareas
62)________ refers to the display of complex data relationships using a variety ofgraphical methods.
63)Which of the following statements is true about digital dashboards?
B) It supports usage models like pushreporting, exception reporting and alerts, and pull reporting.
64)Digital dashboards provide the decision makers with a quick overview of keyperformance indicators and other key operational statistics and trends. This usagemodel is known as ________.
E) push reporting
65)While using digital dashboards, pull reporting is conducted to ________.
D) analyze the root causes of anexception
66)Which of the following statements is true about hard data?
E) It includes facts and numbers.
67)Which of the following explains the phrase "data is geocoded"?
A) It is transformed into coordinates.
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