Test
Exam 2
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Preguntas del test (68)
1 Dirty data is erroneous or flawed data. The complete removal of dirty data from a source is impractical or virtually impossible.
- AVerdadero
- BFalso
2Which of the following is incorrect in terms of data warehousing and business intelligence?
- AInfo from other operational applications
- BOperational systems are integrated
- COperational info is mainly current.
3Which of the following is a problem associated with dirty data?
- ANon formatted data
- BMisleading data
- CIncorrect data
- DAll of these
4Who do data warehouses support?
- AOnly OLAP
- BOnly analytical processing
- COTLP
- DBoth a and b
5Business analysis is difficult from operational databases. Which of the following is a reason why?
- AEvery department has its own method for recording data
- BData standards do not apply across departments
- CThe data, if available were often incorrect or incomplete
- DAll of these
6The complete removal of dirty data from a source is practical and possible.
- AVerdadero
- BFalso
7Businesses collect a tremendous amount of _____________ information as part of their routine operations.
- Aoperational
- Btransfactional
- Caggregate
- Dcomparative
8A repository is a central location in which data is stored and manged.
- AVerdadero
- BFalso
9Which of the following is a problem associated with dirty data?
- ADuplicate data
- BCorrect data
- CAccurate data
- DAll of these
10What is a central location in which data is stored and managed?
- ARepository
- BData warehouse
- CData aggregation
- DData broker
11The primary purpose of a data warehouse is to perform analytical process.
- AVerdadero
- BFalso
12 A data map is a technique for establishing a match, or balance, between the source data and the target data warehouse.
- AVerdadero
- BFalso
13 What are the primary differences between a data warehouse and a data mart?
- AData warehouses make quick decisions; data marts make slow decisions.
- BData warehouse tackle ethical issues; data marts tackle hypothetical issues.
- CData warehouses have a more organization wide focus; data marts have functional focus.
- DData warehouses have a physical focus; data marts have logical focus
14Effective data-driven decision management is reliant upon the quality of the data gathered and the effectiveness of its analysis and interpretation.
- AVerdadero
- BFalso
15Which of the following is a problem associated with dirty data?
- AFormatted data
- BMisleading data
- CCorrect data
- DAll of these
16 Business analysis is different from operational databases. Which of the following is not a reason why?
- AEvery department has its own method for recording data.
- BWhen sharing data, the data matches with the data warehouse and users get the data they need.
- CThe data is of poor quality.
- DThe data collected is not always useful for intended purposes.
17Which of the following statements are examples of unstructured or strategic level decisions?
- AReordering inventory
- BDeciding to enter a new market.
- CCreating the employee weekly staffing schedule.
- DCreating the employee weekly production schedule.
- EDeciding to enter a new industry over the next three years
- FChoosing to eliminate an entire product line.
- GDetermining payroll issues.
18____________ uses technology allowing humans to interact with a computer through bodily sensations and movements—for example, a cell phone vibrating in your pocket.
- AAugmented reality
- BGoogle glass
- CVirtual reality
- DHaptic interface
19Todd Haitz works at a retail store selling sports equipment. His daily tasks include opening the store, creating the work schedules, processing payroll, overseeing sales and inventory, and training employees. At what level of the organizational pyramid would you categorize Todd?
- AOperational
- BManagerial
- COwner
- DStrategic
20Which of the following is considered the output in the systems thinking example of a DSS?
- AOptimization
- BForecasts
- CGoal seeking
- DTPS
21What is a pivot?
- AEnables users to get details, and details of details, of information
- BInvolves the aggregation of information and features simple roll-ups to complex groupings of interrelated information
- CFinds the inputs necessary to achieve a goal such as a desired level of output
- DRotates data to display alternative presentations of the data
22 What is the process of learning from ecosystems and adapting to their characteristics to human and organization situations?
- ABiomimicry
- BIntelligent system
- CData collection
- DArtificial Intelligence
23 ____________ is the DSS analysis that checks the impact of a change in a variable or assumption on the model.
- ASensitivity analysis
- BWhat-if analysis
- CGoal seeking analysis
- DOptimization analysis
24Which type of AI system assigns values of 0 and 1 to vague or ambiguous information?
- AIntelligent agents
- BFuzzy logic
- CGenetic algorithms
- DArtificial intelligence
25Which of the following statements are examples of structured or operational level decisions?
- AReordering inventory
- BDeciding to enter a new market
- CCreating the employee weekly staffing schedule
- DCreating the employee weekly production schedule
- EDeciding to enter a new industry over the next three years.
- FChoosing to eliminate an entire product line.
- GDetermining payroll issues
26Which of the following statements are examples of semi structured or managerial level decisions? (Check all that apply.)
- ADetermining sales forecast for next month
- BDetermining how many employees are out sick
- CAnalyzing the impact of last month’s marketing campaign
- DCreating the employee weekly production schedule
- EDeciding to enter a new industry over the next three years
- FComparing expected sales and actual sales by month
27______________ encompasses all organizational information and its primary purpose is to support the performance of managerial analysis or semi structured decisions.
- AOLAP
- BOLTP
- CTransactional information
- DAnalytical information
28 Which of the following represents the three different levels of a company pyramid from the top to the bottom?
- AStrategic - Managerial - Operational
- BStrategic - Operational - Managerial
- CManagerial - Strategic - Operational
- DOperational - Managerial - Strategic
29What is a type of organization information system?
- AExecutive information systems
- BDecisions support system
- CAugmented reality system
- DTransactional processing system
- EBusiness-facing process system
- FRe-engineering system
30_______________ is a category of AI that attempts to emulate the way the human brain works.
- AIntelligent system
- BArtificial intelligence
- CExpert system
- DNeural network
31What is the process of managing changes to the business requirements throughout the project?
- ARequirements documentation
- BRequirements managements
- CRequirements definition document
- DData flow diagram
32What is a programming method that provides for interactive modules to a website?
- AScripting language
- BObject-oriented language
- CFourth generation language
- DFirst generation language
33Which of the following are included in the different system implementation methods?
- APhased implementation
- BProject implementation
- CParallel implementation
- DPlanning implementation
- EPerfecting implementation
- FPlunge implementation
34Which implementation uses both the legacy system and new system until all users verify that the new system functions correctly?
- AParallel implementation
- BPlunge implementation
- CPilot implementation
- DUser implementation
35 What is also provided for the system users and can be online or in a classroom?
- ATraining
- BTesting
- CImplementation phase
- DTesting phase
36Which report presents data that is distributed inside the organization and is intended for employees within an organization?
- AInternal reports
- BDetailed internal reports
- CRequirement reports
- DException reports
37 A __________ is a session where employees meet, sometimes for several days, to define or review the business requirements for the system.
- AJoint application development
- BRequirements management
- CProcess modeling
- DData flow diagram
38What does the design phase in the SDLC involve??
- AEstablishing a high-level plan of the intended project and determining the project goals
- BAnalyzing end-user business requirements and refining project goals into defined functions and operations of the intended system
- CDescribing the desired features and operations of the system
- DPlacing the system into production so users can begin to perform actual business operations with the system
39What is the overall process for developing information systems from planning and analysis through implementation and maintenance?
- ASystem developments life cycle (SDLC)
- BProject management life cycle
- CPhased management life cycle
- DProject development life cycle
40Which of the following are included in the different forms of system testing?
- AAlpha testing
- BBeta testing
- CDevelopment testing
- DDelivery testing
- EIntegration testing
- FSystem testing
- GUser acceptance testing
- HUnit testing
- ICustomer acceptance testing
41Which gate in the RUP methodology is elaboration?
- AGate one
- BGate two
- CGate three
- DGate four
42Which of the following is not a primary form of agile methodology?
- ARAD
- BSDLC
- CRUP
- DScrum
43What emphasizes extensive user involvement in the rapid and evolutionary construction of working prototypes of a system to accelerate the systems development process?
- ARAD methodology
- BAgile methodology
- CWaterfall methodology
- DExtreme programming
44Iterative development consists of a series of tiny projects. It has become the foundation of the multiple agile methodologies.
- AVerdadero
- BFalso
45Scrum is a sequential, activity-based process in which each phase in the SDLC is performed sequentially from planning through implementation and maintenance.
- AVerdadero
- BFalso
46Prototyping is a modern design approach in which the designers and system users use an iterative approach to building the system.
- AVerdadero
- BFalso
47Which methodology aims for customer satisfaction through early and continuous delivery of useful software components developed by an iterative process with a design point that uses the bare minimum requirements?
- ARAD methodology
- BAgile methodology
- CWaterfall methodology
- DExtreme programming
48Which gate in the RUP methodology is transition?
- AGate one
- BGate two
- CGate three
- DGate four
49Which gate in the RUP methodology expands on the agreed-upon details of the system, including the ability to provide an architecture to support and build it?
- AInception
- BElaboration
- CConstruction
- DTransition
50 The traditional waterfall methodology is a sequential, activity-based process in which each phase in the SDLC is performed sequentially from planning through implementation and maintenance.
- AVerdadero
- BFalso
51Gate two of the rational unified process (RUP) methodology is elaboration and this phase expands on the agreed-upon details of the system, including the ability to provide an architecture to support and build it.
- AVerdadero
- BFalso
52Which gate in the RUP methodology ensures that stakeholders have a shared understanding of the proposed system and what it will do?
- AGate one
- BGate two
- CGate three
- DGate four
53The RUP methodology, owned by IBM, provides a framework for breaking down the development of software into four gates.
- AVerdadero
- BFalso
54Which agile methodology is owned by IBM?
- AScrum
- BXP
- CRAD
- DRUP
55What is a business-driven enterprise architecture that supports integrating a business as linked, repeatable activities, tasks, or services?
- AService-oriented architecture
- BService
- CLoose coupling
- DInteroperability
56Extreme programming or XP methodology, like other agile methods, breaks a project into four phases, and developers cannot continues to next phase until the previous phase is complete.
- AVerdadero
- BFalso
57Which gate in the RUP methodology answers questions addressing ownership of the system and training of key personnel?
- AGate one
- BGate two
- CGate three
- DGate four
58Gate one of the RUP methodology includes inception and this phase ensures that all stakeholders have a shared understanding of the proposed system and what it will do.
- AVerdadero
- BFalso
59A web service is an open-standards way of supporting interoperability.
- AVerdadero
- BFalso
60What is the success rate for a project using the waterfall methodology?
- A1 in 10
- B2 in 10
- C4 in 10
- D8 in 10
61Gate four of the RUP methodology is transition and the primary questions answered in this phase address ownership of the system and training of key personnel.
- AVerdadero
- BFalso
62Which agile methodology uses small teams to produce small pieces of deliverable software using sprints, or 30-day intervals, to achieve an appointed goal?
- AScrum
- BXP
- CRUP
- DRAD
63The oldest and the best known methodology is the agile methodology, a sequence of phases in which the output of each phase becomes the input for the next.
- AVerdadero
- BFalso
64 Extensible Markup Language (XML) is a markup language for documents, containing structured information.
- AVerdadero
- BFalso
65 What is any measurable, tangible, verifiable outcome, result, or item that is produced to complete a project or part of a project?
- AProject milestones
- BProject objectives
- CProject assumptions
- DProject deliverable
66Onshore outsourcing occurs when contracting an outsourcing arrangements with a company in a nearby country. Often this country will share a border with the native country.
- AVerdadero
- BFalso
67Project assumptions are specific factors that can limit options including budget, delivery dates, available skilled resources, and organizational policies.
- AVerdadero
- BFalso
68Who is the person or group who provides the financial resources for the project?
- AProject manager
- BProject stakeholder
- CExecutive sponsor
- DCommunication plan
Información
- Descripción
- Information Systems: Chapters 7, 9, 17, 18, 19
- Autor
- Neenah Johnson
- Idioma
- English
- Visitas
- 6
- Etiquetas
- Valoración
- Aún sin valoraciones Valora este test