operating system process concept ppt
Tài liệu Microsoft® Windows® 2000 Network and Operating System Essentials ppt
... network operating system. Just as a computer cannot operate without an operating system, a network of computers cannot operate without a network operating system. Every network operating system ... network operating system s manufacturer, a desktop computer’s networking software can be added either to the computer’s own operating system or be integrated with it. Network operating system ... mathematical calculation. A network operating system must also support multiple processors, clusters of disk drives, and data security features. Finally, a network operating system must be reliable and...
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Tài liệu Lab 6.2.7a Managing Switch Operating System Files pptx
... Accept upgrade transfer from other hosts Enabled Actions [U] System XMODEM upgrade [D] Download test subsystem (XMODEM) [T] System TFTP upgrade [X] Exit to Main Menu Enter Selection: ... and Intermediate Routing v 3.0 - Lab 6.2.7a Copyright 2003, Cisco Systems, Inc. Lab 6.2.7a Managing Switch Operating System Files Objective ã Create and verify a basic switch configuration. ... An example of the Firmware Configuration Menu is: Catalyst 1900 - Firmware Configuration System Information FLASH: 1024K bytes V8.01.00 : Enterprise Edition Upgrade status: No upgrade...
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Tài liệu Programming the Be Operating System-Chapter 1: BeOS Programming Overview ppt
... window.Multiprocessor SupportAn operating system that uses multithreading, designed so that threads can be sentto different processors, is said to use symmetric multiprocessing, or SMP. On anSMP system, ... a second processor. Contrasting with symmetric multiprocessing(SMP) is asymmetric multiprocessing, or AMP. A system that uses AMP sends athread to one processor (deemed the master processor) ... parcels outsubtasks to the other processor or processors (called the slave processor or pro-cessors).The BeOS can run on single-processor systems (such as single-processor PowerMacintosh computers),...
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Tài liệu Programming the Be Operating System-Chapter 5: Drawing ppt
... threecolor components), and because it is a color system with which many program-mers and end users are familiar with (it’s common to several operating systems).The BeOS defines rgb_color as a struct ... StrokeRect(rect8); SetPenSize(12.0); StrokeRect(rect12);ShapesBe claims that the BeOS is an operating system for the graphics community. So it’shoped that the BeOS makes it easy for programmers ... user clicks the mouse in theMyDrawView view, MouseDown() makes the system aware of the fact that the viewneeds updating, and the system invokes Draw():void MyDrawView::MouseDown(BPoint point){...
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Tài liệu Programming the Be Operating System-Chapter 6: Controls and Messages ppt
... default: BWindow::MessageReceived(message); }}View Hierarchy and ControlsChapter 4 introduced the concept of the window view hierarchy—the organiza-tion of views within a window. In this chapter’s ... onthe Beep One push button and a click on the picture button.Creating the picture buttonThe process of creating a control can also be expressed in a number of steps. Allof the following affect ... resulting object to the properMyHelloWindow data member.You should be quite familiar with this process by now. To see the completeMyHelloWindow constructor listing, refer to MyHelloWindow.cpp.Handling...
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Tài liệu Programming the Be Operating System-Chapter 8: Text ppt
... may not always fit within the confines of aview. Enter the scrollbar. The APIs for other operating systems that employ agraphical user interface include routines to work with scrollbars, but ... setting a view’sfont to one of the global system fonts, but you can use SetFont() with anyBFont object. Here, one view is having its font set to the global system font be_plain_font, while another ... machine may have more than the three system fonts installed, yourapplication shouldn’t make any font-related assumptions. You can’t be sure everyuser has a non -system font your application uses;...
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Tài liệu Operating System Basics pptx
... interface standards are EIDE (Enhanced Integrated Drive Electronics) and SCSI (Small Computer System Interface).ãEIDE has evolved over the years and has several variants, all of which have...
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GNU/Linux Basic operating system ppt
... file system hierarchyAny operating system needs to save numerous files: from system configurationfiles, to log files or user files etc. In general, each operating system uses its ownfile system ... theprocesses being executed on the terminal that we are on or from whichthe processes have been launched.ã -a: shows us the processes of all system terminals.ã -: shows us all the system processes. ... usto find quickly the process that is negatively affecting the system s perfor-mance.As we have seen, the system tells us about all possible aspects of the system sprocesses. In addition,...
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Chapter 1 Introduction to Routing and Packet ForwardingRouting Protocols and Concepts quangkien@gmail.com.Topicsl Inside the Router Ÿ Routers are computers Ÿ Router CPU and Memory Ÿ Internetwork Operating System Ÿ Router Bootup Process Ÿ Router Ports doc
... IOS - Internetwork Operating System l Responsible for managing the hardware and software resources:Ÿ Allocating memoryŸ Managing processesŸ SecurityŸ Managing file systemsl Many different ... Inside the RouterŸ Routers are computersŸ Router CPU and MemoryŸ Internetwork Operating System Ÿ Router Bootup Process Ÿ Router Ports and InterfacesŸ Routers and the Network Layerl Path Determination ... which needs to be sent to its IP process. 3. Host Y strips off the data link, Ethernet, frame and sends it to its IP process. Layer 3: IP Packet4. Host Y’s IP process examines the Destination...
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Solaris™8 Operating Environment System Administration I pptx
... file systemsImprove system performance by configuring a cachefs file system. Monitor cachefs file system statistics and maintain logsof the cachefs file system. ● Use automountConfigure the system ... Types of HostsHost 1 Host 2Client process Server process Client process 11-8 Solaris™ 8 Operating Environment System Administration ICopyright 2000 Sun Microsystems, Inc. All Rights Reserved. ... handle new or larger file systems to satisfyincreased storage requirements on systems.● Managing file systemsCreating, mounting, and maintaining file systems to ensure accessto system, application,...
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Learning the Unix Operating System pptx
... troubleshooting) process IDs (PIDs) : 6.1. Running a Command in the Background processes, background : 6. Multitasking cancelling : 6.3. Cancelling a Process checking on processes : 6.2. ... | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y Index: O operating system, definition of : The UNIX Operating System options, command : 1.2. Syntax of UNIX Command Lines output ... Documentation DOS, accessing with UNIX : 4.4.6. Files on Other Operating Systems MTOOLS utilities for : 4.4.6. Files on Other Operating Systems dot (.) . directory shortcut : 3.1.8.1. ls in...
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Operating System Concepts - Chapter 3: Processes ppt
... â2005 Operating System Concepts - 7thEdition, Feb 7, 2006 Process Creation Process Creation Parent process create children processes, which, in turn create other processes, forming a tree of processes ... 2006 Process Concept Process Concept An operating system executes a variety of programs:z Batch system – jobsz Time-shared systems – user programs or tasks Textbook uses the terms job and process ... Galvin and Gagne â2005 Operating System Concepts - 7thEdition, Feb 7, 2006 Process in Memory Process in Memory 3.39Silberschatz, Galvin and Gagne â2005 Operating System Concepts - 7thEdition,...
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Operating System Concepts - Chapter 6: Process Synchronization potx
... Gagne â2005 Operating System Concepts 7thEdition, Feb 8, 2005Synchronization HardwareSynchronization Hardware Many systems provide hardware support for critical section code Uniprocessors ... semaphoresz spin locks 6.47Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, Feb 8, 2005 System Model System Model Assures that operations happen as a single logical ... 6.17Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, Feb 8, 2005Semaphore ImplementationSemaphore Implementation Must guarantee that no two processes can execute wait ()...
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Operating System Concepts - Chapter 13: I/O Systems pptx
... Chapter 13: I/O SystemsChapter 13: I/O Systems 13.21Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, Jan 2, 2005Kernel I/O SubsystemKernel I/O Subsystem Schedulingz ... and Gagne â2005 Operating System Concepts 7thEdition, Jan 2, 2005The STREAMS StructureThe STREAMS Structure 13.31Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, ... Gagne â2005 Operating System Concepts 7thEdition, Jan 2, 2005Two I/O MethodsTwo I/O MethodsSynchronousAsynchronous 13.6Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition,...
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