Year 6 Variables in a Game

Which of these are important features of a variable? Select all that apply.

• Can be set

• Is a score

• Can be changed

• Has a clear name

Which data types can a variable hold?

• Numbers only

• Letters only

• Numbers or letters

• Pictures

How many values can a variable hold at any one time?

• None

• One

• Two

• Three

When a variable is changed, what happens to the value?

• It is replaced by a new value

• It is joined by the new value

• It is added to the new value

Q5. In a bat and ball game, which of these parts of the game would be stored using a variable? Select all that apply.

• Points scored

• Movement of the sprite

• Lives lost

• Time left

• Appearance of the Stage

Imagine that you are storing the score of a football match using a computer program to display to the crowd during the game. Which name would be the best choice for the variable that holds the score of the home team?

• Home score

• Home_score

• Football_match_home_team_score

• Score

Where is the value of a variable usually set?

• At the beginning of a program

• Throughout the running of a program

• At the end of a program

• When triggered by an event

Which of the following code snippets would create a timer that counts down from 60 seconds to 0?

• 
• 
• 
• 

The code snippet below controls the movement of a ball in a game in the style of table tennis. The Stage is also shown next to the code.

• When the ball moves

• When the ball touches the paddle

• When the freen flag is clicked

• When the ball hits the edge

What describes the order in which commands are run during a program?

• The algorithm

• The code

• The program flow

• The task