Tennis Online Teaching Information Platform Based on Android Mobile Intelligent Terminal

Table 4

Nonfunctional requirements issues and improvements.

Demand	Existing problems	Improvements
Performance requirements	The CPU processing speed is slow and the interaction is not smooth	Reduce the load of threads
Stability requirements	Insufficient stability, easy to collapse	Reduce excessive resource usage
Security requirements	There is a viral infection	Simple authentication
Scalability requirements	Few modules	Extended function interface
Interface requirements	Mobile application operation is complicated	Concentrated functions and friendly interaction