Summary Notes for Unit 1 - Principles of Computer Science
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Course
Unit 1 - Principles of Computer Science
Institution
PEARSON (PEARSON)
This assortment of hand written notes covers most of the key definitions and ideas for Unit 1 - Principles of Computer Science. Hopefully these notes will make it easier for you to remember and revise for the exams.
Based on the Pearson BTEC Computing course
Abstraction is the
process of separating ideas from reality
↳ unnecessary information that
removing is not needed
↳
helps reduce complexity of the design and implementation process of software
Decomposition
•
Pattern generalisation happens when
relationships computational Pattern
Representations thinking
between patterns can be identified and simple conclusions of problem Recognition
elements
can be drawn Pattern
generalisation
and abstraction
•
Decomposition is the process of breaking complex ideas down into smaller , more
manageable parts
↳ improves chances of success allows
because it
you to focus on one thing at a time
•
Pattern Recognition is the
ability to see attributes within the same
recurring
and different problems
↳ Recognising these repeating patterns can make problem solving much easier
5 steps for Pattern Recognition :
Identify problems
elements in
I common or
features or
systems
2
Identify and interpret common differences between processes or problems
3Identify individual element within problems
4 Describing patterns that have been identified
5
Making predictions based on identified patterns
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