Variables in Computing

What is a variable in computing?

• Storage that contains multiple values.
• Data that is stored in a computers memory which CAN change.
• Data that is stored in a computers memory which CANNOT change.
• A type of data.

Which of the following are rules for naming a variable?

• Cannot contain special characters or symbols.
• Cannot start with a number
• Cannot use any spaces (must be one word only)
• All of these are rules!

Which of the following is NOT a rule for naming a variable?

• Should describe the contents accurately.
• Should use spaces between words so the name is clear.
• Should use CamelCasing.
• Cannot be a keyword.

What would be an appropriate name for a variable which contains a persons name?

• Variable1
• your name
• info
• name

What would be an appropriate name for a variable that shows your score in a game?

• totalScore
• player points
• 1_score
• High_Score