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Computer Systems
Descripción
Year 10 Computing Mapa Mental sobre Computer Systems, creado por _ _ el 18/09/2015.
Sin etiquetas
computing
year 10
Mapa Mental por
_ _
, actualizado hace más de 1 año
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Creado por
_ _
hace más de 8 años
13
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Resumen del Recurso
Computer Systems
What is a computer system?
Has a input, output, process and storage
Input, output, process and storage
Input
Output
Process
Storage
Professional standards
Reliability
Software standards
How to allocate staff to teams
How to keep track of changes
How to code programs
How to test
How to document the whole system
Benifits
Efficency
Any member of a software team can understand it without adapting to a new program
Fewer errors and debugging
Standards result in more accurate coding
Easy to maintain
Any programmer can find it relatively easy to look through the code and make changes
Standards for coding programs
Put comments in the code
Variable names
Naming convention
Formatting code
Version names and numbers
Ethical, environmental and legal considerations
Data protection act
Rules
The data must be accurate and up to date
You have a right to see what data is held about you
The data must be protected from unauthorised access
Personal data is held in hundreds of computers
We would like to be confident that this data is accurate and held for a specific purpose
A lot of this data is private and should not be available for anyone else to look at
It should also be kept safe from people who want to use it for criminal purposes
Computer misuse act
Rules
Developers should not create any programs that help hackers
Computer systems in the modern world
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