General middlewareService-specific middleware
Latest Answer: The term middleware is used to describe separate products that serve as the glue between two applications. It is, therefore, distinct from import and export features that may be built into one of the applications. Middleware is sometimes called plumbing ...
It includes the communication stacks, distributed directories, authentication services, network time, RPC, Queuing services along with the network OS extensions such as the distributed file and print services.
It is needed to accomplish a particular Client/Server type of services which includes:Database specific middlewareOLTP specific middlewareGroupware specific middlewareObject specific middlewareInternet
User interfaceBusiness Logic andShared data.
In 2-tier Client/Server systems, the application logic is either burried inside the user interface on the client or within the database on the server.Example: File servers and Database servers with stored
Latest Answer: Refers to client/server architectures in which the user interface runs on the client and the database is stored on the server. The actual application logic can run on either the client or the server. ...
In 3-tier Client/Server systems, the application logic (or process) lives in the middle tier and it is separated from the data and the user interface. In theory, the 3-tier Client/Server systems are more
Latest Answer: A special type of client/server architecture consisting of three well-defined and separate processes, each running on a different platform: 1. The user interface, which runs on the user's computer (the client). 2. The functional modules that actually ...
The clientThe server andMiddleware
The client side building block runs the client side of the application.The server side building block runs the server side of the application.The middleware buliding block runs on both the client and server
It waits for client-initiated requests.Executes many requests at the same time.Takes care of VIP clients first.Initiates and runs background task activity.Keeps running.Grown bigger and faster.
Base services - It is a part of the standard OSExtended services - These are add-on modular software components that are layered on top of base service
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