Convert algorithms 3 (Edexcel GCSE Computer Science): Flashcards
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Practise the cards
12 cards from this deck
What is a condition-controlled loop?
What is a condition-controlled loop?
Loop that repeats while a condition is true
Python statement for condition-controlled loops
Python statement for condition-controlled loops
while
How to identify a loop in a flowchart
How to identify a loop in a flowchart
Backward arrow pointing to earlier part
Flowchart shape that shows a condition
Flowchart shape that shows a condition
Diamond shape
What does != mean in Python?
What does != mean in Python?
Not equal to
When does a while loop stop?
When does a while loop stop?
When condition becomes false
Why must loop body change something?
Why must loop body change something?
To affect condition & avoid infinite loop
What causes an infinite loop?
What causes an infinite loop?
Condition never becomes false
Common use of while loops
Common use of while loops
Input validation - keep asking until valid response
Python requirement for code inside loop
Python requirement for code inside loop
Must be indented
Key check for loop conditions
Key check for loop conditions
Must eventually become false
Common mistake with comparison operators
Common mistake with comparison operators
Using = instead of ==