ICT - Unit 12
- Created by: BethScott
- Created on: 13-04-15 16:55
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- Unit 12
- Components
- Input values
- Variables
- Constraints
- Constants
- Rules
- Start-up user interface
- Weather forecasting
- Stages
- Data collection
- Data assimilation
- Numerical weather prediction
- Model output post-processing
- Forecast presentation to end-user
- Uses
- Help plan events
- Farmers need to organise their crops
- Transport companies
- Everyday use - need an umbrella?
- Council - need gritters out on the roads?
- Stages
- Car crash test analysis
- Examples of inputs used
- Speed
- Road conditions
- Brake conditions
- Direction of collision
- Number of occupants
- Avantages
- People don't get hurt
- Less expensive and safer - don't use a real car
- Informs customers which is best car design
- Helps improve car design
- Helps reduce effects of accidents on people
- Disadvantages
- Prediction - not fact
- Difficult to program all variables into a model
- Software complex and can make mistakes
- Butterfly effect - one mistake can lead to many dramatic outcomes
- Examples of inputs used
- Flight Simulation
- Games simulation
- Business Modelling
- Examples of financial
- Cash flow forecast
- Break-even analysis
- Sales/stock analysis
- Profit/loss account
- Why businesses planning in advance
- Order stock
- Employ staff
- Store finished products
- Examples of financial
- Distributed computing
- Parallel processing
- Macro
- Workbook, worksheet
- Relative cell referene
- Absolute cell reference
- Components
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