SLR23 - PROGRAMMING TECHNIQUES

Question 1

What is recursion?

Answer 1

when a function calls itself

Question 2

What is a global variable?

Answer 2

a variable that is:
- “typically” declared at at the top of a program outside of any subroutine
- accessible throughout the program
- created when the program starts
- destroyed when the program ends

Question 3

What is a local variable?

Answer 3

a variable that is:
- declared inside a subroutine
- only accessible by that subroutine
- created when the subroutine is called
- destroyed when the subroutine ends