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Match: waterfall phase to description

publish date: 2026/05/28 22:08:33.391975 UTC

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Match each waterfall phase to its primary description.

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Phase

System and software design
Implementation and unit testing
Integration and system testing
Requirements analysis and definition

Description

Allocates requirements to hardware and software and defines overall architecture
Establishes services, constraints, and goals through consultation with users
Realizes the design as program units and verifies each unit
Combines program units and checks that requirements have been met

Correct Answer

(1) Requirements analysis and definition,Establishes services, constraints, and goals through consultation with users
(2) System and software design,Allocates requirements to hardware and software and defines overall architecture
(3) Implementation and unit testing,Realizes the design as program units and verifies each unit
(4) Integration and system testing,Combines program units and checks that requirements have been met

Explanation

Each phase has a distinct focus: requirements define what is needed; design allocates and structures; implementation realizes the design; integration and system testing ensure the system meets its requirements.

Reference

Software Engineering, Ian Sommerville, 9th edition

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