Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Operating System Expert

Q1. Let consider the given page reference string:

1, 2, 3, 4, 2, 1, 5, 6, 2, 1, 2, 3, 7, 6, 3, 2, 1, 2, 3, 6.

Determine the page faults which would take place for the given replacement algorithms, supposing five frames? Keep in mind all frames are initially empty, first unique pages will all cost one fault each.

• LRU replacement
• FIFO replacement
• Optimal replacement

Q2. Assume that a disk drive consists of 5,000 cylinders, numbered 0 to 4999. The drive is presently serving a request at cylinder 143 and the prior request was at cylinder 125. The queue of pending requests, in FIFO order, is: 86, 1470, 913, 1774, 948, 1509, 1022, 1750, 130.

Beginning from the present head position, determine the total distance (in cylinders) that the disk arm moves to satisfy all the pending requests for each of the given disk scheduling algorithms?

• FCFS
• SSTF
• SCAN
• LOCK
• C-SCAN
• C-LOOK 

Operating System, Computer Science

  • Category:- Operating System
  • Reference No.:- M913494

Have any Question? 


Related Questions in Operating System

Discussionmultithreading please respond to the

DISCUSSION "Multithreading" Please respond to the following: • Describe at least one possible effect that multithreading could have on event-driven programming when you are either developing or using a computer program. ...

As the system administrator you are always looking for ways

As the system administrator, you are always looking for ways to improve your network. Although there are many different types of operating systems, there are many versions of the operating systems, as well. After much re ...

Comparison of different operating systemswrite a paper to

Comparison of Different Operating Systems Write a paper to compare and contrast the functionality of Linux, Windows (7 or higher), and Android operating systems in the following categories(also discuss which one is frien ...

Linux implementation proposallinx llc has a new research

Linux Implementation Proposal Linx, LLC. has a new research and development group - LSDG. All systems in LSDG will run the Linux operating system and will access resources, as well as share resources, with Linx, LLC.'s M ...

Problemnbspdescriptionflash back to flash forward see

Problem  Description: Flash Back to Flash Forward (see Chapter 1 Practice Exercise 1.2 and the OS in DevOps Discussion Area) While having a discussion with your OS DevOps team, you are approached with the situation: our ...

Coding projectcpu schedulingdesign and implement a program

Coding Project CPU Scheduling Design and implement a program that simulates a simple CPU scheduling of an operating system. Your simulator must conform to the criteria established in these specifications. 1) The simulate ...

Operating system assignmentpart onetopic- operating system

Operating System Assignment Part One Topic- Operating system support for mobile computing Submission Rquirements Project Proposal 1 page 1- Pages - 8 to 10 2- Power point slides 3-The project description document which e ...

Questionwhen designing a kernel with rudimentary

Question: When designing a kernel with rudimentary functionality, what are the required services? Justify your answer and provide an example. provide atleast 15 lines. do the best. need reference which is good.

Assignmentinsecurity controlshave you ever walked on a new

Assignment (In)security Controls Have you ever walked on a new sidewalk? If so, you might have noticed how clean and smooth it was. You also might have been impressed with how seemingly impenetrable it was. If you were t ...

1 the city of boston needs to be about 2 acres of green

1. The City of Boston needs to be about 2 acres of green space per 1,000 persons. You have been hired as the GIS expert by an independent consulting company to determine where the City is meeting this rule of thumb and w ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen