Qa Testing Not Only for Professionals

Next example will help to understand the importance of the standards in the development process.

Engineers (IEEE)
And many others

For example:

International Organization for Standardization (ISO)
Telecommunication Union (ITU)

System Requirement team will

Requirements provide maximum information regarding the final properties and design for:

Interface
Style
Type of materials
Properties
Features

These specified definitions help to avoid misunderstanding in the future of the product.

Defined Standards/Requirements for the product are the QA testing foundation for success

Product Testing
Bug Managing
Test cases and procedures development/update (new and existed one)
Support for the updated requirements/specifications of the product
Support other teams in the company: Development, Sale and Customer

The combination of both: knowledge and experience is the best answer.

QA process is working according to the specified standards and requirements