Grade 12-Python selection&iteration

In programming, what is iteration?

• The repetition of steps within a program

• The order in which instructions are carried out

• A decision point in a program

• Testing a program to make sure it works

Which two statements are used to implement iteration?

• IF and WHILE

• ELSE and WHILE

• FOR and WHILE

• IF and ELSE

The condition for a while loop to continue could include which of the following?

• While something equals something

• While something is greater than something

• While something is True

• All of these

number=number-1

• 5

  4

  3

  2

  1

• 4

  3

  2

  1

  0

• 5 4 3 2 1

• 4 3 2 1 0

• 10 8 6 4 2

• 10

  8

  6

  4

  2

• 2 4 6 8 10

• 10 9 8 7 6 5 4 3 2 1

• 12 17 22

• 5

• 12

• 5 10

• Hello world!

• Hello world

• Hello world!

  Hello world!

  Hello world!

  Hello world!

  Hello world!

  Hello world!

  ......(repeated continuously)

• Error

Which of these is NOT a loop in python?

• for loop

• while loop

• nested loop

• if loop

What is the error in this code?

• incorrect variable name

• incorrect indentation

• incorrect speech marks

• incorrect loop

If you want more than one option for your code, what do you use (after if)?

• elif

• elseif

• else