Answer:
The answer to the given question is " CPU, RAM, ROM, I/O port, and system bus CPU".
Explanation:
In computer science, term core components stand for the inbuilt component. In other words, we can say that the core component is components that use systemic elements that make up the quality of the authored pages.
These components are a very important part of the computer. if this component is not on the computer so, computers can not be worked.
That's why the answer to this question is " CPU, RAM, ROM, I/O port, and system bus CPU".
