What is Paging?

Whenever a program has been chosen for the execution, the system would bring the virtual storage into it. It then divides it to about 4KB pages and transfer the pages in the central storage or the execution. To the programmer, the whole program seems to occupy the storage space at all times. Usually, not all of the pages of the program are being necessary in the central storage and the entire pages placed on its do not mainly occupy much of the space.

On the other hand, the page, the frame as well as the slot are similar in sizes, which is 4 kilobytes. The active virtual storage page mainly resides in the central storage, which is the frame. The page of the virtual storage, which has become inactive mainly dwells in the auxiliary storage slot. You could always consider looking up for figures that shows mainly the relationship of frames, slots as well as pages.

In order for you to comprehend how paging really works, you can assume that the DAT encounters some sort of a table entry page that is invalid throughout the translation of the address, indicating that the needed page, which is not in the central storage frame. For one to resolve the fault page, the system has to bring the page in from the auxiliary storage. The only thing is that, it should locate the available central storage firm fist. Understanding such things could help you know what paging really is.