COMPUTER SCIENCE ILLUMIN.-TEXT
COMPUTER SCIENCE ILLUMIN.-TEXT
7th Edition
ISBN: 9781284156010
Author: Dale
Publisher: Jones & Barlett
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Chapter 18, Problem 49E
Program Plan Intro

Software life cycle:

Software life cycle is the concept in which software is developed and coded, and it has evolved over the time.

  • The software life cycle includes the following phases to build new software. They are as follows:

COMPUTER SCIENCE ILLUMIN.-TEXT, Chapter 18, Problem 49E

Phases of software life cycle:

Requirements:

  • It is the first phase of the software life cycle. This process is used to analyze the requirements of the customer.
  • It gives the abstract idea what they really need as an end of the result.

Specifications:

  • It is the second phase of the software life cycle. It reflects the functionality needed to meet the requirements.

Design:

  • It is the third phase of the software life cycle.
  • It defines the required features and operations through the process diagrams, software architecture, algorithmic details, and interface representations.

Implementation:

  • It is the fourth phase of the software life cycle.
  • In this phase, programmers do the code for the above requirements and designs.

Maintenance:

  • It is the last phase of the software life cycle.
  • It makes the missing requirements as changes to redesign the software that takes some time and effort to enhance the software.

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