Search results with tag "The abstraction"
The Abstraction: The Process - University of Wisconsin ...
pages.cs.wisc.edu2 THE ABSTRACTION: THE PROCESS TIP: USE TIME SHARING (AND SPACE SHARING) Time sharing is a basic technique used by an OS to share a resource. By allowing the resource to be used for a little while by one entity, and then a little while by another, and so forth, the resource in question (e.g., the CPU, or a network link) can be shared by many.
The Abstraction: The Process
pages.cs.wisc.edu4 The Abstraction: The Process In this chapter, we discuss one of the most fundamental abstractions that the OS provides to users: the process.The definition of a process, infor-
The Abstraction: Address Spaces
pages.cs.wisc.eduof an abstraction to users. Basically, the physical memory of the machine looked something like what you see in Figure 13.1 (page 2). TheOSwasasetofroutines(alibrary,really)thatsatinmemory(start-ing at physical address 0 in this example), and there would be one run-ning program (a process) that currently sat in physical …