Variables and Constants

Variables and Constants

1. A variable is something that contains data.

   • It can be imagined as an empty box, that you put somethings in.
   • E.G. - user_name = JoBloggs

2. In computer programming, a constant is an identifier with an associated value which cannot be altered by the program during normal execution – the value is constant.

   • This value can be changed.

3. You can also create a list or tuple with a variable.

   • This holds more than one piece of data.

4. They can be many different data types.

   • Boolean
   • String
   • Float
   • Integer

5. You ASSIGN a variable.