Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Operating System Expert

problem 1)a) What are the essential conditions for deadlocks to occur? Describe different protocols to prevent deadlocks by ensuring that the Hold and Wait condition never occur.

b) Consider the following snapshot of a system:

2266_process.jpg

Using the banker’s algorithm, If the request from process P1 arrives for (0,4,2,0), can the request be granted immediately ? Show all the calculations.

c) Differentiate the logical and physical address space.

d) What is external fragmentation? Discuss different ways of handling the problem of external fragmentation.

problem 2)a) Give the structure of a typical inverted page table and List out the advantages and disadvantages of Inverted page table structures.

b) describe the paging in the Pentium architecture.

c) describe the following page replacement algorithms:

i) Enhanced second chance

ii) LFU

d) what is meant by thrashing ? describe the methods of controlling thrashing.

problem 3)a) prepare a note on tree-structured directories.

b) on a disk with 1000 cylinders numbers 0 to 999, compute the number of tracks the disk arm must move to satisfy all the requests in the disk queue. Assume the last request serviced was at track 756 and the head is moving towards track 0. The queue in FIFO order contains requests for the following tracks:

811, 348, 153, 968, 407, 500. Perform the computation for the following disk scheduling algorithm.

i) SSTF

ii) SCAN

c) prepare a note on program and system threats.

d) Describe the process scheduling in Linux operating system.

Operating System, Computer Science

  • Category:- Operating System
  • Reference No.:- M96635

Have any Question? 


Related Questions in Operating System

Assignment exploring the machinein this assignment you will

Assignment: Exploring the Machine In this assignment, you will explore a computer (i.e., a Windows PC or a Mac computer). Specifically, you will view the system's general information, create a folder on the desktop of th ...

Assignmentmultiple-processor scheduling simulationthe goal

Assignment Multiple-Processor Scheduling Simulation The goal of this simulation is to give you some experiences using POSIX Pthreads library functions for thread creations and synchronizations. You will learn how to solv ...

Linux implementation proposalphelpstech llc has a new

Linux Implementation Proposal PhelpsTech, LLC. has a new research and development group - Medals. All systems in Medals will run the Linux operating system and will access resources, as well as share resources, with Phel ...

Firewall linux-a simple firewall is a filter which blocks

Firewall (Linux)- A simple firewall is a filter which blocks the packets based on the pre-defined filter rules. There are two general strategies to set-up a filter. One strategy is restrictive firewall which blocks all p ...

1 consider a system of 9 processes p p1 p10 associated

1. Consider a system of 9 processes, P = {p1, ..., p10} Associated with the system are 6 memory cells, M = {M1, .., M6}. The domain and range for each process is given in the following table: Process pi Domain D(pi) Rang ...

Question information technology planningassignment

Question: INFORMATION TECHNOLOGY PLANNING Assignment Overview This module is about the problems of creating information technology plans that work within the scope of the organization''s strategic objectives. It is also ...

Securing operating systemsin this document of 2-3 pages

Securing Operating Systems 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 ...

Question 1an important service provided by any system is

Question 1: An important service provided by any system is the ability to run a process on a predetermined schedule without human intervention. The “automation” of tasks can reduce the workload of the system administrato ...

Primary discussion responseprimary discussion response your

Primary Discussion Response Primary Discussion Response: Your classmates, your instructor, and you have been working together over the session as a team. Through discussion board tasks and individual projects, you have s ...

Purpose of this assignmentthe purpose of this written

Purpose of this assignment: The purpose of this written assignment is to verify students' knowledge on some of the topics covered in the second half of the course: The Device Handler, File management, Deadlock, UNIX/Linu ...

  • 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

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate