security architecture and design questions with two references in apa format

Briefly respond to all the following questions. Make sure to explain and backup your responses with facts and examples. This assignment should be in APA format and have to include at least two references.

System architecture is the descriptive representation of the system’s component functions and the communication flows between those components.

My definition immediately raises some important questions.

• What are “components”?

• Which functions are relevant?

• What is a communication flow?