2.2 Programming

2.2 Programming

1. variables opperators

   • mid
     • right
   • left

2. Boolean AND OR NOT

   • addition
   • subtraction
   • division

3. SQL - standard query language

4. Text files are used to store a variety of data. list of names logos events tables of data

5. string handling to get the length of the string to get a substring the string will start with the oth character

6. functions are similar to procedures but always return a value to the main program

7. IF

   • ELSE IF
     • nested
       • true
     • criteria
   • ELSE
   • SELECT CASE
     • condition
   • boolean
   • false

8. Data types

   • variable
   • variable
   • Real
   • boolean
   • casting
   • unicode
   • character sets
   • ASCII

9. character and string

10. data types

11. we would like the data generated by a program to continue which means to stay stored somewhere for future use. this is known as data persistence. this can be done with text files.