Service-oriented architecture approach

Name two basic kinds of software and identify their associated subclasses.
Identify at least four functions performed by the operating system.
State three cost savings benefits associated with server virtualization.
Describe how the service-oriented architecture approach is used to build software and microservices.
Identify three advantages of off-the-shelf software versus proprietary software.
State four key advantages of the software as a service model.
Give an example of how application software is used in the workgroup sphere of influence.
What are programming languages used for other than to build application software, systems software, embedded systems, and Web sites?
Identify the three primary types of end user license agreements.
In comparison to licensed software, how is open-source software used and supported?