XperienceQuestions – Flashcards
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Most important part of five-component framework
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people
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5 components in 5 component model
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Hardware, Software, Data, Procedures, People
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The number of components in an information system increases in proportion to its complexity. (t or f)
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False
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In order for data to be considered timely it must be delivered in real time. (t or f)
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False
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Good data is always worth the cost, no matter how expensive. (t or f)
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False
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Keeping track of data involving multiple themes such as employees, transactions, customers, supplies, etc. should be done with:
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a database
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The data displayed in Design View of a table in an Access database is an example of:
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Metadata
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A database is simply a group of tables or files (t or f)
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False
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Data elements to term usually referred
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Fields-columns, Bytes-Characters, Table-File, Records-Rows
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How many primary functions does a database management system (DBMS) have?
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3 primary functions
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What is an international standard language for processing a database?
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SQL
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The lost-update problem can be resolved by implementing multi-user database processing. (T or F)
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False
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Microsoft Access belongs to what DBMS categories?
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Personal DBMS
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What describes the data and relationships that will be stored in a database?
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Data model
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A table containing normalized data should have 3 or fewer themes. (t or f)
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False
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Which phase of the SDLC is the most important phase?
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Determine Requirements
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If a defined project is determined to be feasible in the SDLC, the immediate next step is to:
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maintain the system.
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The situation that occurs when adding more resources creates inefficiencies is known as:
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diseconomies of scale
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Information systems that process operational, social, and other data to identify patterns, trends, and relationships for use by business professionals are known as:
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Business Intelligence (BI) Systems.
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The patterns, trends, and relationships produced by these information systems are referred to as:
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business intelligence
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An inventory report set to run automatically when an item reaches a critical low point is an example of pull publishing (t or f)
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False
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What is the first primary activity in the BI process?
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Acquire data
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One of the main benefits of BI Analysis is that there are no discrepancies in the data acquired from multiple source (t or f)
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False
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Operational data is structured for fast and reliable transaction processing. (t or f)
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True
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a data collection that addresses a particular department or functional area of the business.
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Data mart
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Data mart is another term used for a data warehouse.(t or f)
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False
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Takes data from the data manufacturers, cleans and processes the data, and then stores it:
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Data warehouse
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the application of statistical techniques to find patterns and relationships among data for classification and prediction.
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Data mining
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What is a true statement of unsupervised data mining?
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Analysts do not create a model or hypothesis before running the analysis.
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With what do data miners develop a model prior to the analysis and apply statistical techniques to data to estimate parameters of the model?
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supervised data mining
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A common business application of decision trees is to classify loans by likelihood of default. (t or f)
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True
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the process of creating value from intellectual capital and sharing that knowledge with employees, managers, suppliers, customers, and others who need it.
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Knowledge management
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the application of social media and related applications for the management and delivery of organizational knowledge resources
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Hyper-social knowledge management
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One of the two human factors that inhibit knowledge sharing in a hyper-social organization is employees not wanting to appear incompetent or exhibit their ignorance and therefore will not contribute to company blogs, forums, etc. (t or f)
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True
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A sales report that is current, as of the time the user accessed it on a Web server, is an example of a(n)
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dynamic report
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what BI servers use to determine what results to send to which users and on which schedule.
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metadata
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A student team, which is assigned a term project, meets and divides the work into sections and then team members work independently on their individual pieces. An hour before the project is due the team members meet again to assemble their independent pieces into a whole. What is lacking in this activity?
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collaboration
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What is a key difference between collaboration and cooperation?
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Unlike cooperation, collaboration gives importance to iteration and feedback.
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What is a primary purpose of collaboration?
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Becoming informed
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Kyra, a plant supervisor, orders 500 units of Type-2 steel beams for the coming month. In doing so, she has made a(n)
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Operational decision
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Project leaders have to take decisions on the allocation and utilization of materials and labor. Such decisions are called
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managerial decisions
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An organization uses a formula to compute the reorder quantity of an item in inventory. This is an example of a(n)
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Structured decision process
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The need for collaboration is greatest for
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strategic decisions
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Margaret finds that calling all her senior supervisors and quality managers for a face-to-face meeting is not feasible. She arranges for a multiparty text chatting session involving all of them. This is an example of asynchronous communication. (t or f)
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False
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Version-management systems:
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track changes to shared documents.
