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What is an operating system and what are the different types of operating systems?
Operating System
An Operating System or OS is a software program that allows the computer hardware to communicate and operate with the computer software. With no an operating system a computer would be useless.
Operating Systems types
As computers have developed and progressed thus have the types of operating systems. Below is an essential list of the different types of operating systems and a few instances of Operating Systems that fall into each of the categories. Several computer Operating Systems will fall into more then one of the below categories.
GUI
Multi-user
Multiprocessing
Multitasking
Multithreading
Hashed page tables A common approach for handling address spaces larger than 32 bits is to use a hashed page table. Every entry in the hash table having a linked list of elemen
Q. Palm OS provides no signifies of concurrent processing. Discuss three major complications that concurrent processing adds to an operating system. Answer: a. A meth
what is independent process? distinguished between independent process and co-operating process
how does DMA increase system concurrency
Q. What is the use of system calls? Answer: System calls permit user-level processes to request services of the operating system.
1. How is reliability enhanced with the microkernel approach to system design? 2. In a virtual machine design where guest operating systems are independent virtual machines sup
What are the phases of background processing? Phases are:- Job Scheduling. Job Processing. Job Overview.
what is unbounded buffer
EXAMPLE FOR SEGMENTATION Consider an instance as given in the table and we have five segments numbered from 0 through 4 the segment is stock in the physical memory as shown. Th
Here are the conditions necessary for a deadlock to occur; note that all of them are necessary, and none is suf?cient: 1. ?nite resources: the resources are held in a mutually-e
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