Algorithms

Question	Answer
What is a sequence in an algorithm?	It means that the step-by-step instructions are executed one after the other
What does selection in an algorithm do?	Tests a condition Executes a certain block of code depending on the result
Give examples of how selection can be represented	IF something is true (or untrue) THEN execute this code Can also use IF ... ELSE IF ... ELSE CASE statements can also be used for selection
What is iteration?	Repeating a block of code (loops)
Give examples of how iteration can be represented	FOR a fixed number of times Conditional loops WHILE loop - tests the condition before the loop is run REPEAT loop - tests the condition after the loop is run, so it will run at least once
What can conditional loops become?	Infinite loops

Resource summary

	Created by Anisha Rai over 8 years ago