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MIS Exam 2 Chapter 2
M&W Chapter 2
Question | Answer |
---|---|
What are the three stages of evolution? | Stage 1: Stand-alone Mainframe Systems Stage 2: Client-Server Architecture Stage 3: Service-Oriented Architecture (SOA) |
What is a Stand-Alone Mainframe System? | The application software, operating system, and database all contained on a single piece of hardware |
What are Mainframe Architecture Limitations? | Expensive, limited capability, custom designed |
What are some technology advances that drove Client-Server Architecture? | More advanced operating systems that made it easier to manage complex hardware Hardware and software continued to evolve becoming more efficient and capable and less expensive Networking technologies, which allowed employees to connect to ES remote |
What is Service-Oriented Architecture? | Use web services to integrate multiple client-server applications across multiple companies |
What are the 5 Types of Enterprise Systems? | ERP, SCM, SRM, CRM, PLM |
What are Best-of-Breed Applications? | Applications that are isolated to one process or part of a process |
What are Niche Applications? | Highly specialized applications for various industries and functions |
What are Delivery Methods of ES? | On premise, Software-as-a-Service |
What are the 3 types of data in ES? | Organizational Data, Mater Data, Transaction Data |
What is Organizational Data? | Defines the organizational structure of the enterprise, Data rarely changes |
What is Master Data? | Defines 4 key entities in an organization, Data changes occasionally -Products -Customers -Vendors/Suppliers -Employees |
What is Transaction Data? | Data that is a consequence of day-to-day transactions, defines 3 things -Sales -Purchase -Production |
What are the three layers of Client-Server Architecture? | Presentation, Application, Data |