When pointed over text withing a paragraph the cursor takes the shape of an I-beam. <span>The I-Beam is the default cursor when hovering over text. However, it is possible to change it.</span>
Answer: ports and system bus
Explanation:
Considering it is private i would say security?
To use the program service routines, the user's program makes requests to the operating system through the application programming interface (API).
API <span><span>is defined interfaces</span> that specifies how software components interact with each other and </span><span>between an enterprise and applications that use its assets.</span>