Connecting and Accessing Data through ADO.NET

Written by Pawan Bangar


Microsoft's ADO.NET technology offers a solution to many ofrepparttar problems associated with data access.

Accessing data has become a major programming task for modern software programming, both for standardalone applications and for web based applications. Microsoft's ADO.NET technology offers a solution to many ofrepparttar 105101 problems associated with data access.

ADO.NET is an improvement to Microsoft ActiveX Data Objects (ADO). It is a standards-based programming model for creating distributed data-sharing applications. ADO.NET offers several advantages over previous versions of ADO and over other data access components. These benefits fall intorepparttar 105102 following categories:

Interoperability Maintainability Programmability Performance. Connecting to a database: For performing and operation we need to connect to a database. This is done automatically through ADO connection, of which code is associated with VS.net Programming environment.

Computer Network Installation

Written by Adrian Griffiths


Computer network installation can be daunting but with a few guidelines you can install a good network at your home or office. Networking allows computers to share peripherals, and allows one computer to backuprepparttar data of another. Also networks can enable a single computer to act as an Internet access point forrepparttar 105098 entire network withoutrepparttar 105099 inconvenience of fitting a modem and telephone extension for each computer.

Planning This involves defining business requirements and growth plans to build a framework for connecting computers and other equipment inrepparttar 105100 organization. Good network planning easesrepparttar 105101 process of a suitable network installation. Here users need to consider usage requirements and assess who will managerepparttar 105102 network. Usage, maintenance, expansion and security issues also need consideration.

Hardware requirements Oncerepparttar 105103 planning has been done,repparttar 105104 next stage involves understanding what hardware will be required and what hardware your network will support. These can include back-up devices, uninterruptible power supplies, network printers, etc. Once this is determined you need to understand how many network points will be required. Hubs and switches should have sufficient ports forrepparttar 105105 various connections. Also there should be enough scope for growth and expansion inrepparttar 105106 future.

Network design Here various aspects likerepparttar 105107 kind of topology, network operating system,repparttar 105108 right network interface cards and cabling needs to be considered. Ifrepparttar 105109 network is small, a basic topology like ring, bus, mesh or star may be used. But ifrepparttar 105110 network is complex, a hybrid of two or more technologies may need to be implemented. The location ofrepparttar 105111 network cables, various devices, hubs, switches, servers, printers, firewalls, routers and modems needs consideration. Building or leasing regulations that may affectrepparttar 105112 cabling also need to be kept in mind. Security issues, both withinrepparttar 105113 organization and onrepparttar 105114 Internet also need consideration.

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