OS Midterm Flashcards
PROCESS MANAGEMENT
1st: __
2nd: __
3rd: ___
Program
Process
Ready & Queuing
The program under execution is called
PROCESS
3 Types of Scheduler
Long Term Scheduler
Medium Term Scheduler
Short Term Scheduler
Manage to processes
SCHEDULER
It select processes from the queue and loads them into the memory, when the process Changes the state from new to ready , then these is use of LTS
Long Term Scheduler
In this condition Process suspend from main memory and placed on the secondary memory, and then these Process after a while reloaded in memory and continued where they left earlier.
Medium Term Scheduler
It is also called as __ or ___.
Short Term Scheduler
cpu scheduler
dispatchers
_ select a process among the Processes that are ready to execute and allocates cpu to one of them
Short Term Scheduler
_ make the decision of which process to execute next.
Short Term Scheduler
It is a part of swapping. Some running process requires __.
Medium Term Scheduler
I/o operation
Swap in And swap out is done by __
Medium Term Scheduler
Is a method that computers use to manage storage space to keep systems running quickly and efficiently.
Virtual Memory Management
Is a memory management schedule by which a computer stores and retrieve data from Secondary storage for use in main memory
Paging
Operating system reads data from secondary storage in blocks called _, all of which have identical size and then block (identical Size) in main memory are called _ .
pages
frames
It is a memory management technique in which the memory is divided into variables size parts.
Segmentation
