Exam 4: Requirements Engineering

When preparing a representative sample from a list of 200 customers who complained about errors in their statements,a _____ could ensure the sample is balanced geographically by selecting five customers from each of four zip codes.

Explain the requirements challenge known as creep.

In the rapid application development (RAD)model,the _____ phase resembles the final tasks in the SDLC implementation phase.

In the rapid application development (RAD)model,during the _____ phase,users interact with systems analysts and develop models and prototypes that represent all system processes,outputs,and inputs.

In the rapid application development (RAD)model,the _____ phase focuses on program and application development tasks similar to the SDLC.

In an interview,_____ are questions that ask a person to evaluate something by providing limited answers to specific responses or on a numeric scale.

When designing a questionnaire,the most important rule of all is to make sure that questions collect the right data in a form that can be used to further the fact-finding effort.

Which is a functional requirement?

Joint application development (JAD)provides a fast-track approach to a full spectrum of system development tasks,including planning,design,construction,and implementation.

A single site visit usually gives true pictures,so it is unnecessary to visit more than one installation.

A(n)_____ is a characteristic or feature that must be included in an information system to satisfy business needs and be acceptable to users.

To evaluate _____,a systems analyst needs information about projected future volume for all outputs,inputs,and processes.

RAD does not rely on user involvement.

System documentation is always up-to-date.

Systems developers use joint application development (JAD)whenever group input and interaction are not desired,because it is linked to a specific development methodology.

_____ is a planned meeting during which a systems analyst obtains information from another person.

In addition to direct evaluations,systems developers must identify and document indirect expenses that contribute to the _____.

When conducting an interview,after asking a question,allow the person enough time to think about the question and arrive at an answer.

Briefly describe the four phases of the rapid application development (RAD)model.

Explain the Hawthorne Effect.