Disk Cache Notes: Definitions & Explanations PDF Download
Study Disk Cache lecture notes PDF with operating system definitions and explanation to study What is Disk Cache?. Study disk cache explanation with operating system terms to review operating system course for online degree programs.
Disk Cache Definition:
A buffer, usually kept in main memory, that functions as a cache of disk blocks.
Operating Systems by William Stallings
Disk Cache Notes:
A disk cache is a mechanism for improving the time it takes to write to and read from hard disk. The disk cache is usually included as part of the hard disk. A disk cache can also be a specified portion of RAM.
Keep Learning with Operating System Notes
What is Logical Address?
Logical address is also known as virtual address. It is an address generated by the CPU which is appended to ...
What is Dispatch?
Dispatching is done by a dispatcher that is a module that gives control of the CPU to the process selected ...
What is Real Address?
A real address, more commonly known as the physical address, is a memory address that is represented in the form ...
What is Process Spawning?
Process spawning is a function that loads and executes a new child process. The current process may wait for the ...
What is Synchronous Operation?
A synchronous operation blocks a process till the operation completes. This is the main difference in asynchronous and synchronous operation ...
What is Semaphore?
A semaphore is a variable or abstract data type used to control access to a common resource by multiple processes ...