SYSTEMS DEVELOPMENT ANALYSIS
SYSTEMS DEVELOPMENT LIFE CYCLES
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Question
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In-house development
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Commercial systems
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Development of training programs
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Analog-based system development
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Detailed explanation-1: -The acquisition of information systems can either involve external sourcing or rely on internal development or modification. With today’s highly developed IT industry, companies tend to acquire information systems and services from specialized vendors.
Detailed explanation-2: -Information system helps a business in its decision-making process. With an information system, delivering all the important information is easier to make better decisions. In addition, an information system allows employees to communicate effectively.
Detailed explanation-3: -There are four methods of acquiring data: collecting new data; converting/transforming legacy data; sharing/exchanging data; and purchasing data.
Detailed explanation-4: -The systems development life cycle (SDLC) is the classic process used to acquire information systems. SDLC simple five phase process: system definition, requirements analysis, component design, implementation, and system maintenance. System definition defines the goals and scope of the new information system.