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

Unikernelas part of the big picture of kernel design take a

UNIKERNEL As part of the big picture of kernel design, take a look at the attached article. In this course, we have not yet covered some of the OS components that are integral to discussing the benefits and detriments of ...

Assignmentin this document of 2-3 pages respond to the

Assignment In this document of 2-3 pages, respond to the following: • Describe the specific security concerns or risks that your chosen operating system is exposed to and how you plan to mitigate the risk that each one p ...

1 write a shell script lab2q1sh to do the followingacreate

1. Write a shell script (lab2_q1.sh) to do the following: a. Create list1.txt (use echo command) as: Football Basketball Skates Soccer ball Golf ball Shoes b. Create list2.txt (use echo command) as: Football Basketball S ...

Questionpick an aspect of an historical operating system ie

Question: Pick an aspect of an historical operating system (IE. Multics) and detail how a modern system supports that function. 10 to 20 lines are enough and please provide citations or references.

Operating systemsprogramming assignment- virtual memory

Operating Systems Programming Assignment- Virtual Memory Manager with Paged Segments In this assignment, you will design a virtual memory manager with paged segments, and then simulate its operation for five different pa ...

Assignmentscholarly activitywindows vs mac osapples mac os

ASSIGNMENT Scholarly Activity Windows vs Mac OS Apple's Mac OS is a major competitor for Windows, and many people feel very strongly about choosing one over the other. For this assignment, locate articles online that dis ...

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 ...

Assignment directory treein this assignment students are

Assignment: Directory Tree In this assignment, students are required to implement an operating system command that displays the tree structure of a folder or directory. The program asks the user to enter a folder name. N ...

V1 file processing commands worksheetmiddot

Version 1 File Processing Commands Worksheet · What UID and PID have the highest amount of physical memory a process has used and is not swapped out? Show all processes and full output. · If using a long listing and no p ...

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 ...

  • 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