Explain what is semaphores, Operating System

Assignment Help:

Explain what semaphores are, their usage, implementation given to avoid busy waiting and binary semaphores.

Semaphore definition

Usage for mutual exclusion and process synchronization

Implementation to avoid spinlock using block and wakeup

Binary semaphores  

 


Related Discussions:- Explain what is semaphores

Galvin, difference between process and thread

difference between process and thread

Define different multithreading models, DIFFERENT MULTITHREADING MODELS ...

DIFFERENT MULTITHREADING MODELS Multithreading Models the majority multithreading models fall into one of the following categories of threading implementation: 1.      M

Explain formal language grammar, Explain Formal Language Grammar A form...

Explain Formal Language Grammar A formal language grammar is a set of formation rules which explain which strings formed from the alphabet of a formal language are syntacticall

What are the disadvantages of linked allocation, What are the disadvantages...

What are the disadvantages of linked allocation? The drawbacks are a. Used only for sequential access of files. b. Direct access is not supported c. Memory space neede

Explain benefits of time-sharing system, Under what circumstances would a ...

Under what circumstances would a user be better off using a time-sharing system, rather than a personal computer or single-user workstation? When there are some other users, th

Explain banker''s algorithm, Banker's Algorithm In this analogy ...

Banker's Algorithm In this analogy Customers ≡ processes Units ≡ resources, say, tape drive Ba

Explain the scheduleworktodo function used in netware, Explain the Schedule...

Explain the ScheduleWorkToDo Function used in Netware ScheduleWorkToDo(MyThread Function, arg, workToDo) The ScheduleWorkToDo ( ) function is specific to NetWare 4.0. This c

Distinguish among pcs and scs scheduling, Q. Distinguish among PCS and SCS ...

Q. Distinguish among PCS and SCS scheduling. Answer: PCS scheduling is completed local to the process. It is how a thread library schedules threads onto available LWPs. SCS sch

Different ways in which a thread can be cancelled, What are the different w...

What are the different ways in which a thread can be cancelled? Cancellation of a target thread may happen in two different scenarios: Asynchronous cancellation: One thr

Backup and recovery, what is it all about? why do we need? what are the typ...

what is it all about? why do we need? what are the types of backup? how is it done in unix?

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