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Homework answers / question archive / 1) A _____ is a Unified Modeling Language (UML) technique that visually represents the interaction between users and an information system

1) A _____ is a Unified Modeling Language (UML) technique that visually represents the interaction between users and an information system

Communications

1) A _____ is a Unified Modeling Language (UML) technique that visually represents the interaction between users and an information system.

2. In an interview, _____ encourage spontaneous and unstructured responses.

 

  1. One of the main activities in the systems analysis phase is _____, which involves fact-finding to describe the current system and identification of the specifications for the new system.
  2. ?_____ are important to a systems analyst who must work with people at all organizational levels, balance conflicting needs of users, and communicate effectively.

 

  1. The primary advantage of rapid application development (RAD) is that _____.

 

  1. Using _____, an analyst can show business functions and break them down into lower-level functions and processes.

 

  1. A _____ shows how data acts through an information system but does not show program logic or processing steps.

 

  1. Among the symbols in the accompanying figure, a _____ is a path for data to move from one part of the information system to another.

 

  1. In a data flow diagram (DFD), a black hole is a process that has _____.

 

  1. In a data flow diagram (DFD), the Gane and Sarson symbol for a process is a _____.

 

  1. Since diagram 0 is a(n) _____ version of process 0, it shows considerably more detail than a context diagram.

 

  1. The disadvantage of the four-model approach is that ____.

 

  1. In modular design, _____ also is called looping.

 

  1. A _____ is a command that tells an object to perform a certain method.

 

  1. A class can belong to a more general category called a _____.

 

  1. A(n) _____ represents a person, a place, an event, or a transaction that is significant to the information system.

 

  1. An object has certain _____, which are characteristics that describe the object, such as the make, model, and color of a car.

 

  1. _____ describe what objects need to know about each other, how objects respond to changes in other objects, and the effects of membership in classes, superclasses, and subclasses.

 

  1. In a use case, an external entity, called a(n) _____, initiates a use case by requesting the system to perform a function or process.

 

  1. In a systems development life cycle (SDLC) model, the purpose of the _____ is to create a physical model that will satisfy all documented requirements for the system.?

 

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