Programming

Question 1

What is a procedure?

Answer 1

A subroutine that does not return a value

Question 2

What is a function?

Answer 2

A subroutine that return a value

Question 3

How can you tell if a variable is a constant?

Answer 3

Named with all capital letters e.g. EMPTYSTRING

Question 4

What is a local and global variable?

Answer 4

• A local variable is declared in a subroutine or similar
• A global variable is declared at the highest possible level in a program so that it can be used in any lower level statements