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Q. Explain about Operating System Services?
1. Program execution
2. I/O operation
3. File system manipulation
4. Communications
5. Error detection
origin of opreation reasrech
? FREE ASSOCIATION ASSIGNMENTS of multiprograming
FIXED PARTITIONING Using fixed partitioning we are able to allocate the memory Here we are dividing the memory into a few fixed partitions.Every partition may not be of the si
Define LRU Page Replacement Algorithm LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current ti
Explain the basic concepts of segmentation. Segmentation definition User view of program Hardware used with diagram-segment table, base, limit & offset Protection and
What is ERD? Entity Relationship Diagram is the graphical representation of the object relationship pair. It is mostly used in database applications.
what is hashed page tables & explain of there work & figure
Symmetric multiprocessing To get maximum reliability and efficiency a mode of function called as symmetric multiprocessing is used. In essence, with SMP any program or threads
What are the benefits of multiprogramming? Responsiveness : Multithreading is an interactive application may permit a program to continue running even if part of it is block
Q. Explain about Input - Output System Management? I/O System Management The module which keeps track of the status of devices is known as I/O traffic controller. Every
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