Answer:
software requirements specification (SRS)
Step-by-step explanation:
Software requirements specification (SRS) is a detailed description of a software system to be developed with its functional and non-functional requirement. Thus, the Software requirements specification (SRS) comprises of all the requirements required for the development of a software.
A functional requirement can be defined as a description of the process or service that a system and all of its components is required to offer and perform, in order to support an end user's task.
Simply stated, a functional requirement is a description of the intended functions of a computer system.
The output of a system under certain input (conditions) is based on the functional requirement of the system and as such determines its behavior.
The various types of functional requirement are business rules, reporting requirements, certification requirements, transaction handling, audit tracking, external interfaces, administrative functions etc.