PPT-Operating System Principles:

Threads IPC and Synchronization CS 111 Operating Systems Peter Reiher Outline Threads Interprocess communications Synchronization Critical sections Asynchronous event completions. EECS710: Information Security. Professor Hossein Saiedian. Fall 2014. Chapter . 12: . Operating System Security. E. ach layer is vulnerable to attack from below if the lower layers are not secured appropriately. . C. ontents. What is an Operating System. ?. Operating System Objectives. Services Provided by the Operating System. . Functions of an Operating System on a Network. Types of Operating Systems. Simple Batch Systems. ECE344. Ding Yuan. Lecture 6: . Synchronization (II) – Semaphores and Monitors. Ding Yuan, ECE344 Operating System. 2. Review of last lecture. Goal: Use . mutual exclusion. to protect . critical sections. CS 3100 Operating-System Structures. 1. Objectives. To describe the services an operating system provides to users, processes, and other systems. To discuss the various ways of structuring an operating system. BY. LI HONGJUAN, LANYUQING. The presenter. Rusul. J. . ALSaedi. Spring 2015. CS 69995- Dr. Rothstein. Contents. Abstract. Introduction. Design process of trusted operating system based on Linux. A. A program that controls the execution of application programs. An interface between applications and hardware. 2. Operating System Objectives. Convenience. Makes the computer more convenient to use. Efficiency. Systems and . Utility Programs. OBJECTIVES. After completing this lesson, you should be able to:. Describe the two types of system software. Describe the . functions of an Operating System.. Understand the startup process on a personal computer.. Silberschatz. et all, 2009. Modern Operating Systems by . Tannenbaum. and . Bos. 2015. Operating Systems by Nutt 2004. Motivation. Distributed system . is collection of loosely coupled processors interconnected by a communications network. EECS710: Information Security. Professor Hossein Saiedian. Fall 2014. Chapter . 12: . Operating System Security. E. ach layer is vulnerable to attack from below if the lower layers are not secured appropriately. . Chapter 2 Operating Systems Structures. Dr. Frank . Li. Review: What does an Operating System do?. Coordinator. :. Manages all resources. Settles conflicting requests for resources. Prevent errors and improper use of the computer. By: Lecturer . Raoof. . Talal. 1.1 What are the Operating Systems. ?. An . operating system . is a program that manages the computer hardware. It also acts as an intermediary between the computer user and the computer hardware. HISTORY OF OPERATING SYS. TEM. The First Generation (1945-55) . The Second Generation (1955-65) . The Third Generation (1965-1980) . The Fourth Generation (1980-Present). 2. 1.. The First Generation (1945-55) . Tom Anderson. How This Course Fits in the UW CSE Curriculum. CSE 333: Systems Programming. Project experience in C/C++. How to use the operating system interface. CSE 451: Operating Systems. How to make a single computer work reliably. Lecture . 2. C. Operating System Structures . 2. References for . Lecture:. Abraham . Silberschatz. , Peter Bear Galvin and Greg Gagne, Operating System Concepts, 9th Edition, . Chapter . 2. . Contents of Lecture.