Waterfall Software Process Model
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Questions and Answers

After testing, what happens to the software system?

  • It is delivered to the customer (correct)
  • It is maintained and corrected
  • It is installed and put into practical use
  • It is redesigned from scratch

What is the longest life-cycle phase?

  • Implementation
  • Testing
  • Operation and maintenance (correct)
  • Design

What is a result of each phase in the waterfall model?

  • Improvement of system services
  • One or more documents that are approved (correct)
  • Implementation of system units
  • Correction of errors

What happens when new information emerges in a process stage?

<p>Documents produced at previous stages are modified (B)</p> Signup and view all the answers

What is a consequence of premature freezing of requirements?

<p>Problems are left for later resolution (D)</p> Signup and view all the answers

When are iterative development and agile methods better suited?

<p>When informal team communication is possible and software requirements change quickly (B)</p> Signup and view all the answers

In the waterfall model of software development, which phase involves verifying that each unit meets its specification?

<p>Implementation and unit testing (D)</p> Signup and view all the answers

Which phase of the waterfall model establishes an overall system architecture?

<p>System and software design (C)</p> Signup and view all the answers

Which term describes the software development model that is known for a cascade from one phase to another?

<p>Waterfall model (D)</p> Signup and view all the answers

What is the primary focus of the 'Requirements analysis and definition' phase in the waterfall model?

<p>Consultation with system users to establish system services (C)</p> Signup and view all the answers

Which of the following is NOT a characteristic of the waterfall model of software development?

<p>Iterative development process (D)</p> Signup and view all the answers

What is the function of the 'Integration and system testing' phase in the waterfall model of software development?

<p>Ensuring the software requirements have been met (A)</p> Signup and view all the answers

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