12 Questions
After testing, what happens to the software system?
It is delivered to the customer
What is the longest life-cycle phase?
Operation and maintenance
What is a result of each phase in the waterfall model?
One or more documents that are approved
What happens when new information emerges in a process stage?
Documents produced at previous stages are modified
What is a consequence of premature freezing of requirements?
Problems are left for later resolution
When are iterative development and agile methods better suited?
When informal team communication is possible and software requirements change quickly
In the waterfall model of software development, which phase involves verifying that each unit meets its specification?
Implementation and unit testing
Which phase of the waterfall model establishes an overall system architecture?
System and software design
Which term describes the software development model that is known for a cascade from one phase to another?
Waterfall model
What is the primary focus of the 'Requirements analysis and definition' phase in the waterfall model?
Consultation with system users to establish system services
Which of the following is NOT a characteristic of the waterfall model of software development?
Iterative development process
What is the function of the 'Integration and system testing' phase in the waterfall model of software development?
Ensuring the software requirements have been met
Learn about the waterfall software process model which presents the software development process as a number of stages, flowing in a sequential manner like a cascade. Explore the characteristics and stages of the waterfall model, and understand its application in software development.
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