Behavioral requirements describing all the cases where the system uses the functional requirements are captured in use cases. Functional requirements are supported by non-functional requirements (also known as quality requirements functional requirements is detailed in the system design. typical functional requirement will contain a unique name and number, a brief summary, and a rationale. This information is used to help the reader understand why the requirement is needed, and to track the requirement through the development of the system.
Answer 1: Our toes do two very important things for us. Firstly, the toes, especially the big toe, help us balance. To test this, try standing on one foot with none of your toes touching the ground. After a while, relax your toes and let them touch the ground again. I'll bet balancing on one foot is a lot easier using your toes!
Which development of early humans was most important and why? the Thumb. so you could one day hold an iphone or blackberry. or i guess tools if you want to be technical Fire was the major importance for the early humans because it allo â¦ wed them to solve many problems, like keeping themselves warm, provided light, and protected them form animals.