Iteration

what are the three programming constructs?

• sequence, selection, iteration
• input, print, variable

what is a sequence

• writing steps in the order they take place

• Repeating code

• making a decision based on a condition

What is a selection

• IF ELIF ELSE statement

• PRINT

• FOR WHILE loop

Use this loop when you want to repeat code for a certain number of times

• While loop

• For loop

This iteration runs until a condition is true

• FOR loop

• WHILE loop

A condition controlled loop is also known as...

• While

• For

what does a while loop do

• allows code to be repeated until a condition is true

• repeats for a certain number of times

what is an if statement

• performs a set of instructions if it is true
• a statement with an if
• a side comment
• only pseudocode

whats an else statement

• performs a set of insttructions if the previous statement is false
• a statement with an else
• only pseudocode
• a side comment

whats an elif statement

• an elif statment lets you check if multiple expressions are true
• a side comment
• a statement with an elif
• only pseudocde