Advances in Government Enterprise Architecture by Pallab Saha

By Pallab Saha

Over the last 20 years, the govt. area has emerged because the sector of greatest implementation of company structure - a severe good fortune issue for every type, scales, and intensities of e-government courses.

Advances in executive firm structure is a seminal book within the rising and evolving self-discipline of company structure (EA). featuring present advancements, matters, and tendencies in EA, this severe source presents IT managers, govt CIOs, researchers, educators, and execs with insights into the impression of powerful EA on IT governance, IT portfolio administration, and IT outsourcing, making a must-have preserving for educational libraries and organizational details facilities.

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This phase allows users to conduct complete online transactions (including e-commerce and e-business transactions). This necessitates some level of data standardization to support cross-agency transactions. Nonetheless, the primary objective being common technology standards across the agencies, supported by some degree of common data and applications. + Here the focus is to shift from mere process automation to integration across government agencies. Integration involves both vertical (governments in different levels) and horizontal (different departments and locations).

For the purposes of this chapter Siau and Yong’s five stage model (2005) will be used as this model represents a synthesis of all the other stage models. This synthesis makes it by far the most representative and comprehensive e-government stage model. A Methodology for Government Transformation with Enterprise Architecture Table 1. Summary of e-government stage models Model Stages Gartner’s Four Stage Model (2000) • • • • Web presence Interaction Transaction Transformation UN’s Five Stage Model (2001) • • • • • Emerging Enhanced Interactive Transactional Integrated • • • • • • Information publishing / dissemination Official two-way transaction Multi-purpose portals Portal personalization Clustering of common services Full integration and enterprise transaction • • • • Catalogue Transaction Vertical integration Horizontal integration • • • • Simple information dissemination (one-way communication) Request and response (two-way communication) Service and financial transaction Vertical and horizontal integration Political participation • • • • • Web presence Interaction Transaction Transformation E-democracy Deloitte and Touché’s Six Stage Model (2001) Layne and Lee’s Four Stage Model (2001) Hiller and Belanger’s (2001) and Moon’s (2002) Five Stage Model Siau and Yong’s Five Stage Synthesised Model (2005) All stage models represent e-government capability and maturity.

An organization’s EA specifies business and technical governance platform on which the enterprise designs and builds its IT systems for business competitiveness. Typically, Government is the largest organization in almost every country and with size comes complexity. EA effectively supports the business, enables information sharing across departments, divisions, agencies, enhances management’s ability to deliver effective and timely services, and improves operational efficiencies in a disciplined manner through effective use of ICT.

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