Programming Constructs

Programming Constructs

1. Assigning

   • Value to Variable

2. Arithmetic

   • + - * / ^

3. Selection

   • Simple
     • IF..THEN
   • Complex
     • AND ..OR..NOT
   • Case
     • SELECT..CASE

4. Repetition/Iteration

   • Fixed loops
     • FOR
   • Conditional Loop
     • Nested
       • LOOP inside another loop
     • REPEAT..UNTIL
     • DO...WHILE

5. Pre-determined functions

   • Inbuild
   • SQR
   • Format
   • LEN

6. Testing

   • Normal
   • Extreme
   • Exceptional

7. Errors

   • Syntax
   • Logical
   • Execution

8. Readability

   • Meaningful variables
   • Comments

9. Sequence

10. Comparison

    • = <> < > <= =>