Answer:
b. P2 requests drive 2 and gets it.
Explanation:
Two users from the local board of education are each running a program (P1 and P2), and both programs will eventually need two DVD drives to copy files from one disc to another. Only two DVD-R drives are available and they’re allocated on an "as requested" basis. Soon the following sequence transpires: P2 requests drive 2 and gets it.
An overhead projector is required to display content on transparencies. A transparency is a thin sheet of plastic in which light is reflected upon to display content.The light source emits light towards the transparency and then the image is displayed on the wall. Usually, this light source comes from below and lights upward and so the content is depicted above or overhead.