Fundamental Programming Concepts (OCR GCSE Computer Science): Flashcards

Variable

Named storage location in memory holding changeable data

Constant

Named value that doesn't change during program execution

Key difference: variable vs constant

Variable value can change; constant value stays fixed

Operators

Symbols that perform operations on variables or values

Arithmetic operators

• (add), - (subtract), * (multiply), / (divide)

Comparison operators

== (equal), != (not equal), < (less), > (greater)

Boolean operators

AND, OR, NOT

Inputs

Data/values user or system provides to program during execution

input() function purpose

Captures user input in most high-level languages

Outputs

Results/info program sends to user or another system

print() function purpose

Displays output in many programming languages

Assignment

Process of storing a value in a variable using =

Assignment operator

=