ISA 235 Chapter 9 Final Exam Questions with Answers
Legacy System - -An old system that is fast approaching or beyond the end of its useful life
within an organization
-Systems Development Life Cycle (SDLC) - -The overall process for developing information
systems, from planning and analysis through implementation and maintenance
-SDLC Seven Steps - -1. Planning
2. Analysis
3. Design
4. Development
5. Testing
6. Implementation
7. Maintenance
-Business Requirement - -The specific business requests the system must meet to be
successful
-Agile Methodologies - -Aims for customer satisfaction through early and continuous
delivery of useful software components developed by an iterative process using the bare
minimum requirements
-Waterfall Methodology - -A sequence of phases in which the output of each has becomes
the input for the next
-Prototyping - -A modern design approach where the designers and systems users use an
iterative approach to building the system
-Service-oriented architecture (SOA) - -A business-drive enterprise architecture that
supports integrating a business as linked, repeatable activities, tasks, or services
-Service - -Tasks that the customer will need to buy to satisfy a want or need
-Interoperability - -The capability of two or more computer systems to share data and
resources, even though they are made by different manufacturers
-Loose Coupling - -The capability of services to be joined on demand to create composite
services or disassembled just as easily into their functional components
-Three types of outsourcing - -1. Onshore
2. Nearshore
3. Offshore
Legacy System - -An old system that is fast approaching or beyond the end of its useful life
within an organization
-Systems Development Life Cycle (SDLC) - -The overall process for developing information
systems, from planning and analysis through implementation and maintenance
-SDLC Seven Steps - -1. Planning
2. Analysis
3. Design
4. Development
5. Testing
6. Implementation
7. Maintenance
-Business Requirement - -The specific business requests the system must meet to be
successful
-Agile Methodologies - -Aims for customer satisfaction through early and continuous
delivery of useful software components developed by an iterative process using the bare
minimum requirements
-Waterfall Methodology - -A sequence of phases in which the output of each has becomes
the input for the next
-Prototyping - -A modern design approach where the designers and systems users use an
iterative approach to building the system
-Service-oriented architecture (SOA) - -A business-drive enterprise architecture that
supports integrating a business as linked, repeatable activities, tasks, or services
-Service - -Tasks that the customer will need to buy to satisfy a want or need
-Interoperability - -The capability of two or more computer systems to share data and
resources, even though they are made by different manufacturers
-Loose Coupling - -The capability of services to be joined on demand to create composite
services or disassembled just as easily into their functional components
-Three types of outsourcing - -1. Onshore
2. Nearshore
3. Offshore
