Programming Basics - Data Types

Programming Basics - Data Types

1. What is a string?

   • String is used to represent text and its collection of characters

2. Data types

   • What is a integer?
     • Whole numbers only
   • What is Real?
     • REAL is numbers that have a decimal part
   • What is a Boolean?
     • Boolean can only take one of two values usually TRUE or FALSE
   • What is a character?
     • A single letter, number or symbol

3. Each data type is allocated a different amount of memory

4. Using the correct data types makes the code more memory efficient, robust and predictable