network operating system functions ppt

Tài liệu Microsoft® Windows® 2000 Network and Operating System Essentials ppt

... a network is the 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 ... the 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 ... features of the Windows 2000 operating systems and describe the different types of networks and network operating systems. Module 2, “Administration of a Windows 2000 Network, ” describes routine...

Tài liệu Advanced Network and System Administration ppt

Danh mục: Quản trị mạng

... 1Advanced Network and System AdministrationAccounts and Namespaces 13LDIFLDAP Interchange Format.Standard ... DirectoriesMake administration easier.Change data only once: people, accounts, hosts.Unify access to network resources.Single sign on.Single place for users to search (address book)Improve ... LDAP Authentication 12LDAP SchemasSchemas specify allowed objectClasses and attributes. 5 System Administration DirectoriesTypes of directory dataAccountsMail aliases and lists...

Tài liệu Lab 6.2.7a Managing Switch Operating System Files pptx

Danh mục: Quản trị mạng

... 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...

Tài liệu Operating System Basics pptx

Danh mục: Tài liệu khác

... 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...

Network and System Security pptx

Danh mục: An ninh - Bảo mật

... 11: Wireless Network Security 2751. Cellular Networks 276Cellular Telephone Networks 277802.11 Wireless LANs 2782. Wireless Ad Hoc Networks 279Wireless Sensor Networks 279Mesh Networks 2803. ... from NASA in 1995.xix operating system architecture. As an operating system designed to be flexible and robust,Unix lends itself to providing a wide array of host- and network- based services. ... examples in this chapter refer to the Solaris operating system and Debian-based Linuxdistributions, a commercial and a community developed operating system. Solaris is freelyavailable in open...

Operating System (full) pptx

Danh mục: Hệ điều hành

Tài liệu Performing System Recovery Functions pptx

Danh mục: Kỹ thuật lập trình

... a menu of operating systems that can be loaded is built. If you choose an operating system other than Windows 2000, the BOOTSECT.DOS file is used to load the alternate operating system, and ... appropriate mini file system drivers. Mini file system drivers are used to support your computer’s file systems and include FAT16, FAT32, and NTFS.2. For the operating system selection phase, ... root of the system partition. It has the file attributes of System and Hidden.NTOSKRNL.EXE is used to load the Windows 2000 operating system. This file is located in Windir \System3 2 and...

Tài liệu Programming the Be Operating System-Chapter 1: BeOS Programming Overview ppt

Danh mục: Hệ điều hành

... multithreaded operating system and a very efficient one. Whileprogrammers can explicitly create threads, much of the work of handling threadsis taken care of behind the scenes by the operating system ... upgrade its operating system, it must take into account the millions of users that have a large invest-ment in software designed to run on the existing version of its operating system. So no ... with the system s ability to assign threads to processors based on the current load on eachprocessor, makes for a system with very high performance.Preemptive MultitaskingAn operating system...

Tài liệu Programming the Be Operating System-Chapter 5: Drawing ppt

Danh mục: Hệ điều hành

... 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){...

Tài liệu Programming the Be Operating System-Chapter 6: Controls and Messages ppt

Danh mục: Hệ điều hành

... display the button. In Chapter 5, you saw how to create a BPictureobject using the BPicture member functions BeginPicture() andEndPicture(). Here I create a picture composed of a white circle within ... the affected view invoking the BView hook function MouseDown().Besides being the recipient of system messages, a window is also capable ofreceiving application-defined messages. This lets you ... window. When the user operates thecontrol (typically by clicking on it, as for a button), the system passes the applica-tion-defined message to the window. How the window handles the message...

Tài liệu Programming the Be Operating System-Chapter 8: Text ppt

Danh mục: Hệ điều hành

... 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;...

GNU/Linux Basic operating system ppt

Danh mục: Kỹ thuật lập trình

... 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 ... have on the system appropriately, so that we can have morethan one operating system installed on the same disk, for instance. The dfcommand shows us, for each unit mounted on the system, the ... still did not have a stable kernel for its operating system, a professor of the University of Holland, Andrew�Tanen-baum, decided to write an operating system so that his students could study it.Like...

Learning the Unix Operating System pptx

Danh mục: Kỹ thuật lập trình

... | 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 ... ask another UNIX user or your system administrator.)1.1.1.1 Connecting from another operating system If you're using a personal computer to connect to the UNIX system, you'll probably...

Operating System Concepts - Chapter 3: Processes ppt

Danh mục: Hệ điều hành

... 3.4Silberschatz, Galvin and Gagne â2005 Operating System Concepts - 7thEdition, Feb 7, 2006Process in MemoryProcess in Memory 3.39Silberschatz, Galvin and Gagne â2005 Operating System Concepts - 7thEdition, ... Galvin and Gagne â2005 Operating System Concepts - 7thEdition, Feb 7, 2006Process TerminationProcess Termination Process executes last statement and asks the operating system todelete it ... exiting Some operating system do not allow child to continue if its parent terminates– All children terminated - cascading termination 3.3Silberschatz, Galvin and Gagne â2005 Operating System Concepts...

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Operating System Concepts - Chapter 13: I/O Systems pptx

Danh mục: Hệ điều hành

... 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 ... 2005Use of a System Call to Perform I/OUse of a System Call to Perform I/O 13.17Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, Jan 2, 2005 Network Devices Network ... and Gagne â2005 Operating System Concepts 7thEdition, Jan 2, 2005Two I/O MethodsTwo I/O MethodsSynchronousAsynchronous 13.6Silberschatz, Galvin and Gagne â2005 Operating System Concepts...

Operating System Concepts - Chapter 19: Real-Time Systems ppt

Danh mục: Hệ điều hành

... Gagne â2005 Operating System Concepts 7thEdition, Jan 1, 2005Implementing RealImplementing Real--Time Time Operating Systems Operating Systems In general, real-time operating systems ... Gagne â2005 Operating System Concepts 7thEdition, Jan 1, 2005Chapter 19: RealChapter 19: Real--Time SystemsTime Systems System Characteristics Features of Real-Time Systems Implementing ... 19.6Silberschatz, Galvin and Gagne â2005 Operating System Concepts 7thEdition, Jan 1, 2005 System System--onon--aa--ChipChip Many real-time systems are designed using system- on-a-chip (SOC)...