REVIEW QUESTIONS

Review Questions



Review Questions

1. By using examples, discuss the relationship between strategy, architecture and infrastructure.

Information expertise is no longer seen as a distinct support function in companies. Instead, it boasts new enterprise opportunities. Thead covering is why your IT strategy must be in line with your enterprise strategy. The values prepared out in the IT scheme are embodied in the architecture.

IT Strategy

In the maturing IT market, it is more significant than before for companies to understand the relationship between expertise and their own centre competences to double-check that their IT investments are apt from the issue of outlook of their business. Central inquiries encompass, for example, what is the technological operating environment like, in what main heading does the administration desire to evolve, and how will this be achieved.

By developing an IT scheme, it is likely to create the optimal situation for implementing a company's enterprise strategy. Moreover, it helps to maximize the come back on buying into by the effective use of technology.

Central localities in IT scheme work include:

Current situation and objectives

Changing demands

The relationship to the enterprise strategy

Investment and ROI

Architecture

Partnerships and suppliers

From Strategy to Architecture

Apurposeful IT scheme needs an architecture that is able to respond to the desires of enterprise and altering situations.

The strategy helps set up the values and guidelines for the submission of expertise in a company. Strategy work requires tasks in which the architecture under the values of the scheme is attained via solid scheme implementations. The implementation method anchors the scheme work to a practical grade and provides key information, such as the materialization of risks. The knowledge from tasks help to improve procedures and enhance procedures of operation. Together the scheme and implementation methods form a centered part of the extending development of a company.

By developing the architecture as needed, the architecture becomes flexible, clear and matched to its purpose. This helps to bypass surplus complexity that often slows down down down down and complicates scheme development.

In a up to date IT functioning environment, the controlled diversity of expertise is often more helpful than comprehensive harmonization of details. The most significant issue is to characterise the key common principles and means, and to firmly adhere to them. Excessive delineation of minutia declines the flexibility of the architecture.

Architecture Design

The procedures and objectives of a company should be fully taken into consideration in architecture design. The top level in enterprise architecture (EA) comprises of the following parts:

Business (processes)

Information schemes (application and data architecture)

Infrastructure (devices, systems, scheme software)

Services and transactions are furthermore centered in modern architecture. Service-oriented architecture (SOA) is characterised through reusable services of a apt dimensions that are significant for the business. The architecture should furthermore enable acknowledgement of essential business process transactions and the initiation of befitting measures on the basis of this information.

IT infrastructure investments account for more than 50% of large firms' investments in IT. Beyond intranets, extranets, and portals, this private IT infrastructure has a storage dimension (customer databases, document and ...