Answer Scheme for Test 2 Operating System 1. a) What is synchronization? (1m) - Synchronization is an act of ensuring that independent processes/threads begin to execute a designated block of code at the same time b) How does a race condition happen? (2m) - Incorrect timing in accessing same shared resource c) Explain TWO possible solutions of handling critical section?(2m) - Disabling interrupt prevents processes/threads to be in the critical section at the same logical time - Software solution
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INSTRUCTORS MANUAL OPERATING SYSTEMS: INTERNALS AND DESIGN PRINCIPLES FOURTH EDITION WILLIAM STALLINGS Copyright 2000: William Stalling TABLE OF CONTENTS PART ONE: SOLUTIONS MANUAL ...............................................................................1 Chapter 1: Computer System Overview ......................................................................2 Chapter 2: Operating System Overview ......................................................................6 Chapter
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Airline Reservation System Chapter 1 1.1 Introduction In today’s airline industry users or customers can reserve seat or book flight from any place in the world as long as they are connected to internet. The Innovation of technology has made traveling in the air easier for customers with airline reservation or booking just a click away. The fastest means of transportation today is by air. Thousands of people flock the airline industry this days
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identified‚ all sales opportunities are fully exploited‚ and accurately determining a customer’s needs before providing them with a prompt service. Finally‚ I work my best under pressure‚ and believe I would thrive in your restaurant’s fast-paced environment. Working in retail and a fast-paced restaurant‚ I grew accustomed to serving dozens if not hundreds of people daily. Despite the crowds and long lines‚ I always maintained my quality customer service. My experience in the food industry and in customer
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Chapter 1: Introducing Operating Systems TRUE/FALSE 1. The operating system manages each and every piece of hardware and software. T 2. An operating system is a special type of hardware. F 3. The Memory Manager‚ the Interface Manager‚ the User Manager‚ and the File Manager are the basis of all operating systems. T 4. Networking was not always an integral part of operating systems. T 5. The Memory Manager is in charge of main memory‚ also known as ROM. F 6. The high-level portion
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History of the Windows Operating System Rodney K. Gary March 4‚ 2012 Diana Merkel - Instructor Strayer University Microsoft Boots Up In the beginning of the 1970s‚ if we needed to copy a document or a secretary needed to produce a document over again for there supervisor they would likely us a carbon paper of some sort. Very few people even heard of microcomputers but Bill Gates and Paul Allen‚ two young computer enthusiasts saw a path to the future with personal
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HW101 OPERATING SYSTEM FUNDAMENTALS (S2/16) Portfolio Activity 2 Activity 1(a): List of Virtualization System/Hypervisors! 1. LXC (Linux Containers): It is an operating system level virtualization machine on which you can run multiple isolated Linux systems using single Linux kernel on a control host. It provides you with cgroups functionality that allows limitation and prioritization of resources like CPU‚ memory‚ block I/O‚ network etc. without any need to start virtualization machine. For
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SFTP IN CHROOT Often SFTP is confused with FTPS Well‚ they are different SFTP - Part of SSH server FTPS - Secure implementation of FTP server (yes‚ both use SSL encryption on the transport) WHAT IS JAILROOT/CHROOT? Evey process in *NIX systems has Process Context. This context contains the "absolute path" of the command that lead to creation of the process. e.g. $ ls The Process Context shall contain "/bin/ls". It must be noticed that process has visibility
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Operating System Internal I‚ 2011 Name : Roll No : Total Marks: 20 Time: 60 Minutes For Question 1 to 4‚ Write your answer on this paper. You should EXPLAIN the answer in One or Two Sentence. For Question 4 & 5‚ Write your answer on Answer script. 1. (2 points) (TRUE/FALSE) Round Robin(RR) scheduling is non-preemptive where as FCFS and Priority scheduling are preemptive. 2. (2 points) How many processes will gate created after execution of the following code and Explain (You can show
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platform network solution with in an organization that adapts Internet technologies for better and easy communication. World wide‚ the most common Internet technologies put to use within the organization. ChatServer is completely runs by Web’s hypertext system. ChatServer is completely developed using the object-oriented‚ multiplatform programming language Java‚ which is fully featured with network support. The ease of network programming in Java makes ChatServer best of its kind. ChatServer includes
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