Operating System Archives | Basic IT Topic

A directory is an object that contains the names of file system objects. The file system allows users to organize

File Access Method

Access Methods When a file is used, this information must be accessed and read into computer memory. The information in

Types of File:- Types of file, The files are classified into different categories as follows: The name is split into

The operating system can provide system calls to create, write, read, reposition, delete, and truncate files. The file operations are

The file system provides the mechanism for online storage of and access to both data and programs of the operating

The system spends most of its time shuttling pages between main memory and secondary memory due to frequent page faults.

Allocation Of Frames When a page fault occurs, there is a free frame available to store a new page into

Page Replacement Algorithm:- The page replacement is a mechanism that loads a page from disc to memory when a page

Demand Paging A demand-paging system is similar to a paging system with swapping. Generally, Processes reside on secondary memory (which

Virtual Memory virtual memory in Operating System is a technique that allows the execution of processes that may not be

Segmentation is a memory-management scheme that supports user view of memory. A program is a collection of segments. A segment