PPT-Operating Systems

ECE344 Ding Yuan Lecture 9 Page Replacement Review For a memory access instruction Does it use a virtual address or physical address What can happen Best case What if you are unlucky. 1. 4. The OS Kernel. 4.1 Kernel Definitions and Objects. 4.2 Queue Structures. 4.3 Threads. 4.4 Implementing Processes and Threads. Process and Thread Descriptors. Implementing the Operations. 4.5 Implementing Synchronization and Communication Mechanisms. 1. 8. Virtual Memory. 8.1 Principles of Virtual Memory . 8.2 Implementations of Virtual Memory . Paging. Segmentation. Paging With Segmentation. Paging of System Tables. Translation Look-aside Buffers . Seventh Edition. Chapter 7. Device Management. Learning Objectives. After completing this chapter, you should be able to describe:. Features of dedicated, shared, and virtual devices. Concepts of blocking and buffering, and how they improve I/O performance. Sig Freund. CSC 8320 Fall . 2008. rfreund1@student.gsu.edu. Transparency in Distributed Operating Systems. Evolution of Modern Operating Systems. Centralized operating system. +network access and resource sharing. Dr . Damitha. . Karunaratna. . University of Colombo school of computing. Topics to discuss. What is an operating system(OS)?. Main objectives of an OS. Main functions of an OS. Evolution of OS.. Chapter 8. File Management. Understanding Operating Systems,7e. Learning Objectives. After completing this chapter, you should be able to describe:. The fundamentals of file management . File-naming conventions, including the role of extensions. Sig Freund. CSC 8320 Fall . 2008. rfreund1@student.gsu.edu. Transparency in Distributed Operating Systems. Evolution of Modern Operating Systems. Centralized operating system. network access and resource sharing. Page 121-131. It’s a Windows World. Chapter 6: Alternative Operating Systems. 2. Page 121. What is the OS sitting on our desks?. Windows > 90%. It’s a Windows World. Chapter 6: Alternative Operating Systems. Seventh Edition. Chapter . 2. Memory . Management: . Simple Systems. Understanding Operating Systems, 7e. 2. Learning Objectives. After completing this chapter, you should be able to describe:. The basic functionality of the four memory allocation schemes presented in . Seventh Edition. Chapter . 2. Memory . Management: . Simple Systems. Understanding Operating Systems, 7e. 2. Learning Objectives. After completing this chapter, you should be able to describe:. The basic functionality of the four memory allocation schemes presented in . Chapter Contents. Section A: Operating System Basics. Section B: Today’s Operating Systems. Section C: File Basics. Section D: File Management. Section E: Backup Security. Chapter 4: Operating Systems and File Management. Chapter Contents. Section A: Operating System Basics. Section B: Today’s Operating Systems. Section C: File Basics. Section D: File Management. Section E: Backup Security. Chapter 4: Operating Systems and File Management. Chapter Contents. Section A: Operating System Basics. Section B: Today’s Operating Systems. Section C: File Basics. Section D: File Management. Section E: Backup Security. Chapter 4: Operating Systems and File Management. Chapter Contents. Section A: Operating System Basics. Section B: Today’s Operating Systems. Section C: File Basics. Section D: File Management. Section E: Backup Security. Chapter 4: Operating Systems and File Management.