Information Systems Flashcards
(102 cards)
What are the components of information systems? (4)
- Organisations, people, software, code or even just paper
- All handle information
- At least one must be digital (using computer hardware)
- At least two components, can be one or two-way
What are the 6 different types of information systems?
- Simple
- Complex
- Non-autonomous
- Autonomous
- Low Level
- High Level
Technology advancements have led to… (2)
- Digital transformation - increasingly digital world (things done faster, easier and more accurately)
- Digital creation - new information systems, doing new things
Innovations may help… (4)
- Achieve operational excellence
- Develop new products, services and business models
- Provide superb customer service
- Improve decision-making abilities
What is the mainframe era? (2)
- Give computer information, computer processes it to give a result
- Not interactive
What is the personal computer (PC) era?
- 2D screen, keyboard and mouse, operates on WIMP interface (windows, icons, menus and pointers)
What is the mobility era?
- Mobile devices, we are moving rapidly towards mobility and ubiquity era
What user experience technology era are we in now?
- Between PC and mobility
What is user experience (UX)?
- Describes a person’s perceptions of utility, ease of use and efficiency of a product
What are the 3 parts of usability?
- Effectiveness, does it do what it should do?
- Efficiency, how fast does it do what you want it to?
- Satisfaction, typically standardised questionnaires to put a number on how satisfied you are
What is interaction design (IxD)?
- Practice of designing interactive digital products, environments, systems and services
What are personas? (2)
- Suitable design tool to describe end users
- Personas are not real people
What is a personas experience goal?
- How the persona wants to feel using the product?
What is a personas end goal?
- Motivations for performing a task, their intended outcome
What is a personas life goal?
- Why the persona wants to accomplish end goals
What is a primary persona?
- Target for interface design, only one per interface
What is a secondary persona? (2)
- Mostly satisfied with interface for primary persona
- Small additional needs that don’t contradict primary persona
What is a supplemental persona? (2)
- Completely represented by a combination of primary or secondary personas
- No additional attention given
What is a customer persona? (2)
- Persona who buys the product
- Not necessarily end user, treated as secondary
What is a served persona?
- Directly affected by the use of a product but does not use it
What is a negative persona? (2)
- Persona product is not being built for
- Help communicate who is not the target product
What is a persona scenario?
- Concise, narrative descriptions of one or more personas using a product to achieve one or more specific goals
What components are involved in requirements analysis? (5)
- Gather detailed information
- Define systems requirements
- Prioritise requirements
- Develop user-interface dialogs
- Evaluate requirements with users
What are the reasons for information systems project failure? (8)
- Incomplete requirements
- Didn’t involve user
- Insufficient resources/schedules
- Unrealistic expectations
- Lack of managerial support
- Changing requirements
- Poor planning
- Didn’t need it any longer