SIA - Module 6

Stovepipe Systems

An independent application or system built for a single department's needs that cannot easily share information or processes with other systems in the organization.

Application Integration

Combining data or functionality from one application with another.

Data Standards

Rules ensuring data can be shared across all systems.

Metadata

Data that describes the structure, meaning, and location of other data.

Platform

Technology that enables secure communication between heterogeneous systems.

Point-to-Point Integration

Direct system-to-system connection.

Middleware-Based Integration

Integration using a middleware communication layer.

Logical Middleware Model

Logical Middleware Model

Physical Middleware Model

Actual technology used for information movement.

Synchronous Middleware

Calling application waits for a response.

Asynchronous Middleware

Calling application does not wait for a response.

RPC (Remote Procedure Call)

Middleware that calls functions on remote machines.

MOM (Message-Oriented Middleware)

Middleware using message queues for communication.

Distributed Objects

Object-based programs communicating across systems.

Database-Oriented Middleware

Middleware enabling database access across systems.

Transactional Middleware

Middleware that manages shared resources and transactions.

TP Monitor (Transaction Processing Monitor)

Tool managing communication and transactions between applications.

Integration Server

Server that transforms and transfers data between applications.

EAI (Enterprise Application Integration)

Integration of applications within or between enterprises.

XML (Extensible Markup Language)

Markup language encoding data in human- and machine-readable form.

XML Tag

Label indicating the meaning of data in XML.

XML Document

Structured file containing tagged data.

Enterprise Portal (EP)

Single gateway to enterprise workflows, systems, and data.

Employee Portal

Gateway for employees to access system resources.

Customer Portal

Gateway for customers to access business information.

Supplier Portal

Gateway for suppliers to access orders and delivery data.

Single Sign-On (SSO)

Login once to access all authorized systems.

Presentation Integration

Displaying data from multiple sources in a single interface.

Web Service

Internet-based service using standard protocols to communicate.

SOAP (Simple Object Access Protocol)

XML-based protocol for message exchange.

REST (Representational State Transfer)

API style using standard HTTP methods.

UDDI (Universal Description, Discovery, and Integration)

Registry for discovering and publishing web services.

Service-Oriented Architecture (SOA)

Architecture where applications use network-accessible services.

Service Provider

Entity offering and maintaining a service.

Service Broker

Registry where services are published and discovered.

Service Requester

User or app that invokes a service.

Loose Coupling

Minimal dependence between services.

Abstraction

Service hides internal logic and exposes only interfaces.

Reusability

Ability to reuse services in multiple applications.

Discoverability

Service can be found through metadata.

Composability

Services can be combined to form complex processes.

Service Reusability

Using existing services to build new systems.

SOA Reliability

Dependability due to independent services.

SOA Overhead

Extra processing required for service communication.

SOA Cost

High investment required for implementation.

Event-Driven Architecture

Architecture where apps respond to business events through services.

BPEL (Business Process Execution Language)

Language for executing business processes using web services.

WSCI (Web Services Choreography Interface)

Standard describing interactions between web services.

BPML (Business Process Modeling Language)

Model for defining executable business processes.

BPSS (Business Process Specification Schema)

Standard for inter-organizational business processes

BPMN (Business Process Model and Notation)

Notation for modeling business processes.