18 Questions
What is the purpose of breaking down an algorithm into smaller subprograms?
To make the program more modular and easier to understand
What is the purpose of the addInterest function?
To add interest to a balance
What is the data type of text in Python?
str
What is enclosed with quotation marks or apostrophes in Python?
A string
What is the purpose of using input() in Python?
To get input from the user
What is the benefit of using functions in programming?
To make the program more modular and reduce code duplication
What is the primary purpose of a return value in a function?
To send information from a function back to the calling program
When a function receives a parameter by value, what happens to the original variable?
The original variable remains unchanged
What is the term for passing variables themselves as parameters to a function?
Passing by reference
Why did the amount not change in the test() function?
Because the amount was passed by value and not by reference
What type of data is passed by value in most programming languages?
Numbers and strings
What happens to the formal parameter when a new value is assigned to it in a function?
The formal parameter is updated, but the original variable remains unchanged
What does the ord() function return?
The numeric (ordinal) code of a single character
What is the purpose of the chr() function?
To convert a numeric code to the corresponding character
How does the encoding algorithm work?
It converts each character of a string to its numeric code
What is the purpose of the accumulator variable in the decoder?
To append each decoded character to the end of the message
What is the output of the expression ord('a')?
97
What is the purpose of the for loop in the encoder?
To iterate over each character in the message
Learn about how return values are used to send information back from a function, and how functions can modify parameters. Explore examples of using return functions and not using return functions in Python.
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