Programming

Programming

1. Data validation checks

   • Format Check
     • Ensures that entered data is in a particular format.
   • Length Check
     • Checks the data isn't too short or too long
   • Presence Check
     • Checks that data has been entered into a field
   • Range Check
     • Checks that a value falls within the specified range

2. Algorithms

3. Data Types (RIBS)

   • Real
     • Stores numbers that contain decimal places/values
   • Integer
     • Stores positive or negative whole numbers
   • Boolean
     • Stores True or False only. This is sometimes taught as 1 or 0 only where 1 is true and 0 false
   • String
     • A group of characters stored together as one

4. Programming Languages

   • Low Level (Machine code)
   • High Level Code
   • IDE and DICE
     • Integrated Development Environment
       • Debugger
       • Interpreter
       • Compiler
       • Editor