procedures and functions

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• 2. what is a set of instructions which is stored under one name - when you want your program to do the whole set of instructions you only need to call the name of this? (9)
• 3. what is an actual value that the parameters take when the sub program is called? (9)
• 4. what is a special type of variable which is used to pass values into a sub program? (10)
• 6. the *what* of a variable, constant, procedure or function defines the parts of the program in which it is recognised and can be used? (5)