Fundamental Programming Concepts (OCR GCSE Computer Science): Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Variable
Variable
Named storage location in memory holding changeable data
Constant
Constant
Named value that doesn't change during program execution
Key difference: variable vs constant
Key difference: variable vs constant
Variable value can change; constant value stays fixed
Operators
Operators
Symbols that perform operations on variables or values
Arithmetic operators
Arithmetic operators
- (add), - (subtract), * (multiply), / (divide)
Comparison operators
Comparison operators
== (equal), != (not equal), < (less), > (greater)
Boolean operators
Boolean operators
AND, OR, NOT
Inputs
Inputs
Data/values user or system provides to program during execution
input() function purpose
input() function purpose
Captures user input in most high-level languages
Outputs
Outputs
Results/info program sends to user or another system
print() function purpose
print() function purpose
Displays output in many programming languages
Assignment
Assignment
Process of storing a value in a variable using =
Assignment operator
Assignment operator
=