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Explain SRS and its key Elements?

SRS stands for “Software Requirements Specification”. It is a document prepared by Business Analyst or System Analyst. Web application and mobile application development required software requirements specification documents.

SRS Documents is a vital part of the project developments also we will get an idea whether the application will be succeeded or not. Is is documents which describe what will be the features of software and what will be its behavior, how it will perform. It is details description of software system to develop with functional and nonfunctional requirements.

       In the SRS document consists of all necessary requirements is needed for the project developments. RS documents is like an agreement between the clients and developers. Which helps for better understanding of product. It provides everyone involved with a roadmap for that project.

  • Reasons for using SRS documents:
    It will help to understand the products.
  • SRS documents helps to grow development standards.
  • It will help to cover risks on each developments stage.

Key Elements of SRS:


Project Purpose: It is essential part of the project developments. We need to know the purpose of project developments, while creating SRS documents it is necessary to understand the project purpose, it helps to understand aims and objectives of the project.

Project Scope: It is the main objectives of projects we will know the future scope and goal of the project. It is the understanding of overall project market value.

Intended Audience: It describe who will be the affected by the software, developments team, maintenance team, clients, technical writers.it will be the intended audience.

Reference: reference is the also important part of the project developments. It includes names of the authors to show the references so that we can create a value.

Overall Descriptions:

User Needs: While writing the SRS documents we should know the who will use the product, who will be the users and what will be the needs. It describes the understanding the users of the product and their needs. It is clear understanding of software how the user will use.

Assumptions and Dependencies: While creating the SRS documents we should understand the assumptions and dependencies of the projects which we are going to develop. Software and hardware requirements should be mentions in assumptions of the SRS documents and dependencies which denotes the dependency of the other function. Assumptions and dependencies might impact of fulfilling the requirements outline in the SRS.

Features and requirements:

Functional requirements: functional requirements describe what the software will do and define how it will function to meet the user expectations.

Non-Functional requirements: In the non-functional requirements which includes usability, performance, software qualities, securities they can seen extension that help to describes how the software will perform.

External interface requirements: It is type of functional requirements which includes users, software, hardware system, communication interface etc.

SRS Approved: To ensure the SRS accuracy and objectivity and mutual agreements in how the software should run and key stakeholders should be involved to approve the SRS. It will reduce the risk of wasting time and efforts and money in the future unnecessary changes.

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