Python Programming: An Introduction to Computer Science, 3rd Ed.
Python Programming: An Introduction to Computer Science, 3rd Ed.
3rd Edition
ISBN: 9781590282755
Author: John Zelle
Publisher: Franklin, Beedle & Associates
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Chapter 6, Problem 3D
Program Plan Intro

Parameter:

  • A parameter is a special kind of variable.
  • It is used in a subroutine to refer to one of the pieces of data provided as input to the subroutine.
  • Parameter is also called Formal Argument

Explanation of Solution

Difference between formal and actual parameter: ?

Formal parameterActual parameter
A function’s name preceded by “def” and continued with parameters in parentheses are called formal parameters. The values passed into a function each time the function is called in a program are called Actual parameters...

Explanation of Solution

Similarities and Differences between parameters and variables: ?

  • The parameter becomes a variable when you pass it into a function.
  • If the user makes a call to the function type, then the user can pass in not just a variable, but things like a string literal ("line"), an integer (101), a float (1...

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