Ask Question, Ask an Expert


Ask Operating System Expert

Q1. List all the five services given by an operating system. Describe how each gives convenience to the users. Describe as well in which cases it would be not possible for user-level programs to provide such services.

Q2. What do you mean by interrupts? describe how are they handled by using the operating system? Describe.

Q3. Illustrate the differences among the short-term, medium-term and long-term scheduling.

Q4. Consider the given set of processes, with the length of CPU-burst time given in the milliseconds:

Process     Burst Time     Priority
A                 10                 3
B                  1                  1
C                  2                  3
D                  1                  4
E                   5                  2

The processes are supposed to have arrived in the order A, B, C, D, E, all at time 0.

a) Draw four Gantt charts describing the execution of these processes by using FCFS, SJF, a non-preemptive priority (a smaller priority number implies higher priority), and RR (quantum = 1) scheduling.

b) Illustrate the turnaround time of each process for each of the scheduling algorithms in part (a)?

c) Illustrate the waiting time of each process for each of the scheduling algorithms in part (a)?

Q5. What do you mean by critical-section problem? Illustrate the three requirements which consists of a solution to the critical-section problem should satisfy?

Operating System, Computer Science

  • Category:- Operating System
  • Reference No.:- M911551

Have any Question? 

Related Questions in Operating System

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 ...

Goals1 to gain hands-on experience with fork exec and wait

Goals: 1. To gain hands-on experience with fork(), exec(), and wait() system calls. 2. To master the basics of multi-process application development. 3. To appreciate the performance and fault-tolerance bene_ts of multi- ...

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 ...

The following machine description will provide the basis

The following machine description will provide the basis for this assignment. You will create a virtual machine/operating system for the machine described below that will accept programs in the target machine language. T ...

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 ...

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 ...

Web server practical-1 you are required to configure and

Web Server Practical- 1) You are required to configure and test a Web server to provide web hosting services to a client computer. Install and configure a web server, serving out a default web page that you have created. ...

Questioninformation technology planning how much should a

Question:INFORMATION TECHNOLOGY PLANNING How much should a company invest in IT? How does a company know if it under-invests or over-invests in IT? If you haven''t heard of the "IT-productivity paradox," then it is the t ...

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 ...

Discussionconduct a system evaluation on your computer

Discussion Conduct a system evaluation on your computer (Windows 8 and 10 are covered) to decide if your current computer meets your needs for now and in the future. (Windows 7, Mac OS) • What is your CPU utilization? • ...

  • 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