What is multiprogramming, Operating System

Assignment Help:

Q. What is Multiprogramming?

Multiprogramming

  • When two or more programs are in memory at the same instance, sharing the processor is referred to multiprogramming operating system. Multiprogramming presumes a single processor which is being shared. It increases CPU utilization by organizing jobs so that CPU always has one to execute.
  • Fig. below displays the memory layout for a multiprogramming system.

578_What is Multiprogramming.png

  • Operating system keeps many jobs in memory at a time. This set of jobs is a subset of the jobs kept in job pool. Operating system picks and begins to execute one of the job in memory.
  • Multiprogrammed system provide an environment in that various system resources are utilized effectively though they don't provide for user interaction with the computer system.
  • Jobs entering into the system are kept in the memory. Operating system picks the job and begins to execute one of the job in memory. Having many programs in memory at the same time needs some form of memory management.
  • Multiprogramming operating system monitors the state of all active programs and system resources. This makes sure that CPU is never idle unless there aren't any jobs.

Related Discussions:- What is multiprogramming

Real time operating system, PART A Question 1 Using your own words...

PART A Question 1 Using your own words, explain what a continuous random variable and a continuous probability density function are. Give examples. Question 2 Gi

Principles of informtiona tecnologu, i need to complete project on lan arch...

i need to complete project on lan architceture RAIDs etc

Write a note on deadlocks, Write a note on deadlocks. The proper defini...

Write a note on deadlocks. The proper definition of deadlock A set of processes is deadlocked if every process in the set is waiting for an event that only a proces

Custom memory allocation, Some people write custom memory allocators to mee...

Some people write custom memory allocators to meet their speci?c needs. Although this is not needed for most of the applications, it is also not uncommon. The goal, of course, is t

Briefly discuss on bankers algorithm, Briefly discuss on Bankers algorithm?...

Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples  for each resource type.

Multiprogramming, how response times are reduced by allowing time sharing o...

how response times are reduced by allowing time sharing on top of multiprogramming

Define swapping, Define swapping. A process requires being in memory to...

Define swapping. A process requires being in memory to be executed. Though a process can be swapped temporarily out of memory to a backing store and then brought back into memo

Define deadlock prevention, Define deadlock prevention. Deadlock preve...

Define deadlock prevention. Deadlock prevention is a set of process for ensuring that at least one of the four essential conditions like mutual exclusion, hold and wait, no pr

What are the common strategies to select a free hole, What are the common s...

What are the common strategies to select a free hole from a set of available holes? The most common methods are a. First fit b. Best fit c. Worst fit

Why is it significant to balance file system I/O among disks, Q. Why is it ...

Q. Why is it significant to balance file system I/O among the disks as well as controllers on a system in a multitasking environment? Answer: A system can perform mere

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd