الخطة الفصلية للمقرر

اولا المقدمة

• An operating system is a program that acts as an intermediary between a user of a computer and the computer hardware.
• The purpose of an operating system is to provide an environment in which a user can execute programs. The primary goal of an operating system is thus to make the computer system convenient to use
. • A secondary goal is to use the computer hardware in an efficient manner.
• In brief, an operating system is the set of programs that controls a computer. Some examples of operating systems are UNIX, Mach, MS-DOS, MS Windows, Windows/NT,OS/2andMacOS.
• An operating system is an important part of almost every computer system.
ثانيا اهداف المقرر
1. To develop a description of deadlocks, which prevent sets of concurrent processes from completing their tasks. ?
2. To present a number of different methods for preventing or avoiding deadlocks in a computer system.
3. To provide a detailed description of various ways of organizing memory hardware. ?
4. To discuss various memory-management techniques, including paging and segmentation. ?

ثالثا مفردات المقرر او المحتوى
o The deadlock problem Week 1
o Methods for handling deadlocks Week 2
o Deadlock prevention Week 3
o Deadlock avoidance. 1 Week 4
o Deadlock detection 2 ,
Deadlock recovery Week 5
o Address translation: logical versus physical address space Week 6
o Paging Week 7
o segmentation Week 8
o First Exam Week 9
o Virtual memory Week 10
o Replacement policies for paging and segmentation Week 11
o Thrashing Week 12
o Second Exam Week 13
o File system interface and structure Week 14
o Access and protection Week 15