Sub Programs

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What is meant by a sub program?: A named block of code that carries out one task
Which term describes a sub program that carries out a task but does not return a value?: Procedure
What is meant by a function?: A sub program that returns a value to the caller
What is the name for a variable in the definition of a sub program that receives a value passed in when it is called?: Parameter
What is meant by calling a sub program?: Running a sub program by writing its name and brackets
What is the name for the value that a function sends back to the code that called it?: Return value
A sub program called agePass has no parameters. How is it called?: By writing agePass()
Which line correctly defines a sub program called total that receives one value?: Def total(num):
A program calls a sub program and the sub program runs to its last line. Where does execution continue?: At the line after the call
What is the key difference between a function and a procedure?: A function returns a value, a procedure does not
A sub program only displays the final scores on screen and sends nothing back. Which type of sub program is it?: A procedure
What does this program print?: 17
A sub program is defined as def multiply(num1, num2): and is called with multiply(4, 6). Which statement is true?: The parameter num1 receives 4 and num2 receives 6
A function returns True or False, and a call to it is written directly after if as the condition. Why does this work?: The returned value is used as the condition
Which of these is a reason for writing a program as sub programs?: A task used in several places is written once and called each time
A function is given an array of scores and returns a new array holding each score doubled. What is true of the array that was passed in?: It is not changed by the function
A program calls greet() on line 1, but def greet(): is written on line 5. What happens when the program runs?: An error occurs because the definition has not run yet
A sub program is defined as numberAdder but a later line calls NumberAdder(). What happens?: The call fails because the names do not match exactly
A function contains return result followed by a print line. What happens to the print line when the function is called?: It is not run because return ends the function
A function average(scores) uses len(scores) inside a loop. Why does this let the function work for arrays of different sizes?: It gives the number of elements in the array
A function is meant to return a value but it prints the value instead and has no return statement. What problem does this cause?: The calling code has no value to store or use

Sub Programs

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