MIS Midterm – Flashcards
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Which of the following statements is true about the quality of information?
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Information should be just barely sufficient for its purpose.
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Which of the following components of an information system is the easiest to change and results in the least amount of organizational disruption?
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hardware
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According to the five-component model of information systems, the ________ component provides instructions for the people who use information systems.
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procedure
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Which of the following is a major implication of Moore's Law?
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Costs of communications and storage have become very low.
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________ refers to making a reasoned analysis of an opportunity, envisioning potential solutions, evaluating those possibilities, and developing the most promising ones, consistent with the resources one has.
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Experimentation
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Which of the following statements is true of information technology (IT)?
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Information technology (IT) refers to the products, methods, inventions, and standards that are used for the purpose of producing information.
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Which of the following is considered information rather than mere data?
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the return on investment of an advertising campaign
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Mark follows certain steps to access the supplementary readings for a course when using his organization's library management system. These steps that he follows are examples of the ________ component of an information system.
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procedure
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The ________ component of the five-component framework of an information system includes individuals who maintain the data and support the networks of computers.
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people
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Which of the following is a critical characteristic of good information?
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accuracy
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Which of the following is a primary activity in the value chain?
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receiving and distributing inputs to the product
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Locking in customers by making it difficult or expensive for customers to move to another product is called establishing high ________.
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switching costs
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Which of the following is a support activity in the value chain of a firm?
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setting up contractual arrangements for procurement
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Porter's five forces model is used to assess ________.
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industry structure
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Which of the following statements is true of business process designs?
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Most process designs require people to work in new ways.
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The automobile industry is characterized by many manufacturers and intense competition among them. According to Porter's five forces model, this statement illustrates ________.
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high levels of rivalry
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Which of the following principles of competitive advantage is related to process implementations?
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locking in suppliers
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Which of the following principles of competitive advantage is associated with product implementations?
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differentiating service offerings
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According to Porter's five forces model, which of the following would be most affected by the threat of substitutes?
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Southwest Airlines
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Which of the following statements is consistent with the central idea of business process design?
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Organizations should create new business processes rather than improve existing systems.
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Organizational feasibility assesses ________.
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whether the new system fits within the organization's customs or legal requirements
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A ________ shows the tasks, dates, and dependencies for the tasks of a project.
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Gantt chart
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Which of the following are the four dimensions of feasibility?
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cost, schedule, technical, and organizational feasibility
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The traditional process for developing information systems is ________.
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the systems development life cycle
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Which of the following statements is true of the swim-lane layout used for modeling the business processes?
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It draws attention to the interactions among components of the diagram.
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In a Business Process Modeling Notation (BPMN) diagram, ________ depict the flow or sequence of activities in a process.
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solid arrows
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A ________ involves balancing three critical factors: requirements, cost, and time.
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trade-off
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In business process management (BPM), an as-is model ________.
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documents the existing business process
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The situation where addition of resources creates inefficiencies is known as ________.
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diseconomies of scale
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Which of the following statements is true about the relationship between business processes and information systems?
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A business process need not relate to any information system, but an information system relates to at least one business process.
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Which of the following is an international standard language for processing a database?
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SQL
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In an E-R diagram, a line between two entities represents a(n) ________.
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relationship
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In an E-R diagram, a(n) ________ on a line means that at least one entity of that type is required.
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vertical bar
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A ________ describes the data and relationships that will be stored in a database.
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data model
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Which of the following refers to the problem that exists in database applications when two users modify the same data item, but only one of those changes is recorded?
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lost-update problem
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Entities in a data model have ________ that describe the characteristics of the entity.
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attributes
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________ is the process of converting a poorly-structured table into two or more well-structured tables.
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Normalization
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A(n) ________ is a request for data from a database.
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query
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The columns in a database are called ________.
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fields
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Each entity in a database has a unique attribute called a(n) ________.
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identifier
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Virtualization is the process by which ________.
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one computer hosts the appearance of many computers
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Linux is an example of a(n) ________.
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open source operating system software
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Which of the following memory devices is volatile in nature?
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cache
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A client-server application that requires nothing more than a browser is called a(n) ________.
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thin-client application
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The ________ is sometimes called "the brain" of the computer.
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central processing unit
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A thin-client application is designed to run within a program such as ________.
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Microsoft Internet Explorer
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________ is installed in special, read-only memory in devices like printers, print servers, or various types of communication devices.
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Firmware
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Thin-client applications are typically limited by the capabilities of the ________.
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browser
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Which of the following statements is true of firmware?
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Users do not need to load firmware into the device's memory.
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Which of the following terms refers to a collection of servers?
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server farm
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Which of the following is a characteristic of in-house hosting?
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in-depth visibility of disaster preparedness
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A private internet that is used exclusively within an organization is called a(n) ________.
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intranet
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A(n) ________ is a number that identifies a particular device.
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IP address
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A(n) ________ uses the Internet to create the appearance of private, secure connections.
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VPN
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Which of the following TCP/IP application-layer protocols is used for email transmissions?
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smtp
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The protocols used on the Internet are arranged according to a structure known as the ________ protocol architecture.
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TCP/IP
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Which of the following characteristics is a disadvantage of in-house hosting?
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cost uncertainties
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A ________ is a set of rules that programs on two communicating devices follow.
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protocol
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Which of the following is a function of an ISP?
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It serves as a gateway to the Internet.
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Which of the following protocols guarantees secure data transmission?
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https
