Exam 3 ISM – Flashcards
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The final phase of the systems development life cycle (SDLC) is ________.
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Maintaining the System
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Which of the following is true about the buy option for acquiring IS applications?
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software may not exactly meet the company's needs
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Bob creates a new accounting information system by following a linear sequence from requirements to design to implementation. Therefore, Bob's SDLC of choice is also known as the ____.
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Waterfall method
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Which of the following does not provide outsourcing services?
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open source communities
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If a firm shuts down its old COBOL legacy system and starts up the new PeopleSoft ERP system immediately, this is called _____:
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Plunge
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Phased and Agile development are examples of the ____ SDLC methodology
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rapid
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Place the stages of the systems development life cycle in order:
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Planning-Analysis-Design-Implementation-Maintenance
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In-house development is a viable option for software acquastion for small non-technology companies
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False
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Purchased software is more cost-effective than option than in-house development.
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True
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Misscommunication is a major reason why Systems Development Life Cycle is a necessity for software development
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True
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Which of the following statements is a characteristic of outsourcing?
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To achieve quality, it is easier to hire another vendor than it is to rehire internal staff.
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Which of the following is not true about in-house development
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It is the most cost effective
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The project plan which results from defining the system is the input to ________, which is the second phase of the SDLC.
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Requirement analysis
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A ________ is a number used to encrypt data.
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Key
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Which of the following usually happens in a malicious denial-of-service attack?
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a hacker floods a Web server with millions of bogus service requests
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In asymmetric encryption, each site has a ________ for encoding messages.
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Public Key
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________ are small files that the browser stores on the user's computer when he/she visits Web sites and enables him/her to access Web sites without having to sign in every time.
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Cookies
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Which of the following statements is true about human safeguards for employees?
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User accounts should be defined to give users the least possible privilege necessary to perform their jobs.
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Unauthorized data disclosures are possible due to human error.
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True
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information security, which of the following is true of managing risk?
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Organizations should implement safeguards that balance the trade-off between risk and cost.
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A ________ is a person or an organization that seeks to obtain or alter data or other IS assets illegally, without the owner's permission and often without the owner's knowledge.
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Threat
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The single most important computer security safeguard that can be implemented is to create and use passwords that comprise of names.
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False
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Phishing is a technique for intercepting computer communications.
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False
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Channel conflict occurs when click-and-mortar companies have problems with their regular distributors when they sell directly to customers online.
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True
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In _____ auctions, there is one buyer who wants to buy a product. Suppliers submit bids, and the lowest bid wins.
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Reverse
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Delta Airlines's mobile app that allows passengers to check-in online and boarding the flight without printing out a paper boarding pass in an example of
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e-services
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A large number of online eCommerce marketplaces try to create offer lowers costs to their customers by
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Providing self-service options , Collaborative filtering, Interactive Marketing and Personalization
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Reintermediation offers larger organizations to pass on cost savings to their customers.
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False
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Which of the following is NOT an effect that E-commerce has had on organizations?
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E-commerce is a costly medium for increasing market share.
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Internet advertising is impersonal, one-way mass communication.
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False
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Which of the following is an example of Pure eCommerce?
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Buying a ringtone on itunes
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e-Business is a subset of e-Commerce.
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false
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Dell's online business model relies heavily on
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disintermediation
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Forward auctions are auctions that sellers use as a channel to many potential buyers.
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True
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eBay uses a _____ auction.
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Forward
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Customers are attracted to e-Commerce by
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Time and cost savings, Variety of products available, Detailed information on products
