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14 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is a knowledge worker and why this worker is required by successful companies? |
1.These workers are provide support for the organizations basic to complex functions. 2. Within organization 3. Systems used: KMS, BSS and UPS. 4. They can be system analysts, programmers and researchers. |
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Define Agile methodology to develop information systems |
- Agile process determines the end result. -Does iterative development Examples: scrum and extreme programming |
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1st phase of SDLC |
System planning: To perform a preliminary investigation. |
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2nd phase of SDLC |
System Analyis: Deliverable is the system requirements document. |
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3rd Phase of SDLC |
System Design: Deliverable is a system Design specification. |
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4th Phase of SDLC |
Systems Implementation: New system is developed |
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5th phase of SDLC |
System Support and Security: Must be secured and and maintainable. |
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Benefits of prototype |
1.Speeds up the development process significantly. 2. Decisions are made early before business issues are understood. |
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What is ERP? |
Type of software that organisation's use to manage day-to-day business activities such as accounting, procurement and supply chain operations. |
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Mission critical system |
Is vital to a company's operation |
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Methods of system implementation in an organization |
1. Structured analysis 2. Object oriented analysis 3. Agile method |
3 methods |
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Define system analysis and design |
Step by step process for developing high quality information systems. |
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Role of I.T department and system analysis |
- IT department develops, maintains and operates company's IS. - system analysts use analysis and design techniques to solve business problems using IT |
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Types of Information systems and users |
Top level - Enterprise resource planning. Knowledge workers - Decision support systems Team Leaders - Management IS Operational workers - Transaction Processing systems |
4 types |
