issues in the data link layer ppt
Tài liệu Module 7- Data Link Layer CCNA Exploration 4.0 pptx
... between the nodes of a network independent of their physical layout. – These logical signal paths are defined by Data Link layer protocols.ã The Data Link layer "sees" the logical ... Data Link Layer Protocols- The Frame31ã Remember that although there are many different Data Link layer protocols that describe Data Link layer frames, each frame ... 24ã The Data Link layer "sees" the logical topology of a network when controlling data access to the media. It is the logical topology that influences the type of network framing...
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Tài liệu Module 9: The Transactional Data Access Layer pptx
... satisfy the requirements of the Create Requisition use case. In the class, include the necessary methods to obtain the next database ID. The class should also cache database IDs from the database ... of the transaction. Operation of CRM The first step in the operation of the CRM is the client component’s creation of the CRM Worker. The client component then begins using the CRM Worker. In ... transactions. The transactional DAL receives modification requests from the business logic layer. The transactional DAL then processes the requests by delegating the requests to the data services layer. ...
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Tài liệu Hyperlink from a Row in the Data Grid to a Detail Page ppt
... form. The dtProdIndiv data table is filled, and the individual column information is loaded into the text boxes. Listing 5.31 wfrmHowTo5_8b.aspx.vb: Loading the Detail Information Based on the ... Hyperlink From a Row in the Data Grid to a Detail Page. You then see all the products loaded into a data grid. Notice that the products are actually hyperlinks (see Figure 5.15). Figure 5.15. These ... round trips to the server and to bind your data. 5.8 Hyperlink from a Row in the Data Grid to a Detail Page Often, I need to zero in and display data based on a record in the DataGrid control....
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Tài liệu Using the Data Link Properties Dialog Box ppt
... Recipe 1.13 Using the Data Link Properties Dialog Box Problem You want to display the Data Link Properties dialog box from an application so that users can create their own database connections ... connections just as they can from the Server Explorer window in the Visual Studio .NET IDE. Solution Use COM interop with the OLE DB Service Component to display the Data Link Properties dialog ... and displays a Data Link Properties dialog box using the Microsoft OLE DB Service Component through COM interop. The C# code is shown in Example 1-10. Example 1-10. File: DataLinkDialogForm.cs...
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Tài liệu Module 5: Managing the Business Logic Layer pptx
... depending on the amount of business they do. Module 5: Managing the Business Logic Layer iii Instructor Notes This module examines the problem of maintaining state in an e-business ... required in storing state information The computing cost that is incurred by frequently moving data from the client to the database Note Module 5: Managing the Business Logic Layer 15 ... included in the preceding URL is used for identifying a particular shopper. Before a link is built on the shoppingcart.asp page, the shopid parameter can be requested from the URL and included in the...
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Tài liệu Enhancing Angle-Polished Connector (APC) Performance in the Outside Plant (OSP) pptx
... original position if the ferrule is rotated either clockwise or counterclockwisewithin the housing. Forcing the connector ferrules back to their originalposition (the position in which they ... offset measures the location of the “dome”produced during the polishing process. The domelocations must line up when mating to another connector,serving as the foundation for permitting core-to-corecontact.Fiber ... to enable the ferruleto float within the connector housing. This float isnecessary because the ferrule is spring-loaded towards the front of the connector to ensure proper mating. The downside...
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Tài liệu Chapter 7: Overview of Reporting in the Business Information Warehouse pptx
... of Reporting in the Business Information Warehouse Business Information Warehouse Reporting Environment Reporting Made Easy 7–10 You analyze the data stored in the Business Information ... systems include extraction programs that export the data from the extract tables and send it to the Business Information Warehouse in the required format. Business Content in the Business Information ... is needed, the OLAP processor retrieves the data from the InfoCube. The OLAP processor “builds” the query from the InfoCube data and provides methods for navigating through the data in several...
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Tài liệu CUSTOMER SATISFACTION MEASUREMENT ISSUES IN THE FEDERAL GOVERNMENT doc
... cannot be linked back to the source. best in the business in the private sector. This type of The main issue then in is in the feeling of anonymity. If benchmarking implies comparing customer ... important given the track record for customer surveys in the literature thus farand the expansion of their use in the Federal Government.Given the costs involved in designing and conducting thesesurveys ... costs involved in obtaining it. It should also be determining whether a survey will or should be used tonoted that collecting that information in person or over the provide comparable data. telephone...
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Tài liệu 19 Convergence Issues in the LMS Adaptive Filter docx
... defined in (19.10). The excess MSE is the power of the additional error in the filter output due to the errors in the filter coefficients. An equivalent measure of the excess MSE in steady-state is the ... Performance Issues When using the LMS adaptive filter, one must select the filter length L and the step size µ(n) toobtain the desired performance from the system. In this section, we explore the issues ... generalized expression forthese stability bounds in (19.41), the upper bound for the step size is inversely proportional to the input signal power σ2x in general. In practice, the input signal power...
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Tài liệu Wiley The Right Stock At The Right Time Prospering in the Coming Good Years pptx
... 2.1 presents the results of buying in March of each of the yearsending in an eight starting in 1878 and continuing through 1998. The exit is on the close of the last trading day in December. ... therefore,anything after 1975 is out-of-sample data. In other words, again we’re in- terested in seeing how things work out in the future based on what weknow from the past. The gist of all ... move,making it the strongest year in the 10-year pattern. Years ending in eightshowed winners in 8 out of 10 occurrences. The poorer-performingyears were those ending in seven and those years ending...
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Tài liệu People''''s adaptability to floods in the Mekong river delta pptx
... sea, the MD accepts yearly all the water flood volume of the basin. About 1.2 to 1.9 million ha of land, mainly in the North parts of the MD such as the LongXuyen quadrangle and the Plain of ... the river meets the Tongle Sap river, then splits into Tien river and Hau river before entering the border of Vietnam and continues to branch into 9 tributaries as the river estuaries. The ... the largest rivers in the world and is longest river in southeastern Asia. From its source in Tibet, the river flows to the South China Sea through Yunnan, China, forms the border partly between...
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Tài liệu Water environmental governance in the Mekong delta, Vietnam ppt
... flow combined with the inland high rainfall and the effects of high tide from the sea result in thousands hectares of land are inundated, mainly the Northern parts of the MD known as the Long ... clean water is finite in general and the demand is increasing. Therefore a sustainable water management should be incorporated in the targets of the country development as meaning water resources ... and the Plain of Reeds. Along the 600 km-coast, the sea tide strongly influences the water quality due to the sea water intrusion. In the dry season, all the coastal lands are affected by salinity...
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Tài liệu Murray N. Rothbard - History Of Money And Banking In The United States (pdf) pptx
... speculators in accounting for the precipitousdecline of the domestic purchasing power of the mark. Insteadthey direct his attention to the motives of the German Reichs-bank in expanding the money ... culminated in the inflationaryrecession of 1973–1975 by identifying those actions of the Fedwith respect to the money supply that initiated and sustainedit.12 The historian, including the ... and other resources to establishing and maintaining apermanent and lucrative hegemonic bond over the productivemajority. Accordingly, since politics is the main source of theirincome, the policies...
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Tài liệu Báo cáo khoa học: Hypothalamic malonyl-CoA and CPT1c in the treatment of obesity pptx
... Thus, insulin, leptinand ghrelin, as well as other hormones ⁄ cytokines,interact with their cognate receptors on neurons within the CNS that project to higher brain centers and toperipheral tissues ... [12,14,15] and certain amino acids [16].A linkage between fatty acid synthesis in the CNSand feeding behavior was uncovered with the findingthat systemic or intracerebroventricular administrationof ... peptide in hypo-thalamic malonyl-CoA while promoting an increase in proopiomelanocortin and cocaine and amphetamineregulated transcript. Taken together, these findingsprovide a compelling argument...
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Tài liệu IN THE HEART OF AFRICA pptx
... a river was but the shadow of the great cause. The rains were pouring in Abyssinia! THESE WERE SOURCES OF THE NILE! The journey along the margin of the Atbara was similar to the route from Berber, ... glistening in the sunshine tempted them to bathe in its cool waters, close to their eyes, but never at their lips. At length the delusion vanished the fatal lake had turned to burning sand! Raging ... stems, as the elephants browsed and trampled them beneath their feet. Taking the proper position of the wind, I led our party cautiously in the direction of the sound, and in about five minutes...
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