Exam 13: Building Information Systems
End-user-developed systems can be completed more rapidly than those developed through the conventional systems lifecycle.
True
A primary benefit of offshore outsourcing is that this can substantially reduce hidden costs.
False
What is outsourcing? Describe the advantages and disadvantages to outsourcing software development.
In outsourcing, a firm hires an external organization to build or maintain part or all of its information systems needs. This can include software development and hosting applications, but the firm may also host any developed applications on its own hardware while having the vendor create and maintain software or systems. The vendor may be domestic or in another country (in offshore outsourcing).
The benefit to outsourcing is, in the case of domestic outsourcing, being able to develop systems that in-house staff may not have the time or skills to do. In the case of offshore outsourcing, a primary benefit is cost savings, as costs and salaries in foreign countries can be significantly less.
Disadvantages would include relinquishing some control over development, having third party firms access to privileged company data and information. It is also possible to underestimate costs in outsourcing, which include costs for transferring knowledge, cultural differences, productivity losses, and other human resource issues.
You are consulting for the information technology division of a state university to guide and facilitate the design of a new system for handling college applications, which has previously been handled entirely with a paper-based process. They would like to set up a system by which prospective students can apply online. Describe in detail their first steps and any studies they should perform before designing the new information system.
Object-oriented development is more incremental than traditional structured development.
The primary tool for representing a system's component processes and the flow of data between them is the
The three main platforms for mobile apps are iPhone/iPad, iOS, and Android.
In an object-oriented development framework for a university, how would the classes Degree, Mathematics, and Physics be related?
The four kinds of structural organizational change enabled by IT, in order from least to most risky, are
To understand and define the contents of data flows and data store, system builders use
An upscale organic foods grocery chain is implementing an information system that will enable it to add same-day home delivery of groceries to its customers. This is an example of
As a technical project manager, you have decided to propose implementing a prototyping methodology for a small Web-based design project. What is the order of steps you will follow in this project?
The process of creating workable information systems in a very short period of time is called
A(n) ________ is an organizational change that involves rethinking the nature of the business and the nature of the organization itself.
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