University Educational Administration Management Platform Integrating Distributed Real-time Cloud Computing System

Table 2

Comparison of cloud computing mode and self-built server.

Project	Cloud computing	Self-built server
Application resource allocation	Allocate virtual resources to applications from a unified resource pool	Purchase servers and deploy individually for each application
Operating environment	Virtualized environment	Physical machine
App extension	Add application resources from the resource pool	Purchase a server for the application
Application monitoring	The application adopts unified monitoring	Each application requires a monitoring system
Deploy and upgrade	Application is done automatically by self-service	Admin action
Resource utilization	Higher	Lower
Input costs	Lower	Higher
Maintenance management cost	Lower	Higher
Safety	Cloud service provider maintenance, high security	Affected by administrator technology, poor security