
Understanding Factorial and Recursion
Interactive Video
•
Computers
•
9th - 12th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main topic of the lesson in this video?
Sorting Algorithms
Data Structures
Recursion
Loops in Java
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is recursion useful in writing computer programs?
It reduces the amount of code needed.
It makes programs run faster.
It simplifies complex problems by breaking them down into smaller, similar problems.
It is easier to understand than loops.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key requirement for a recursive function?
It must be written in Java.
It must call itself with the same value.
It must have a loop.
It must take at least one parameter.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a base case in recursion?
A case where the function calls itself indefinitely.
A condition that stops the recursion.
A loop that runs until a condition is met.
A function that does not return a value.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if a recursive function lacks a base case?
The function will not compile.
The program will run faster.
The function will return null.
The program will enter an infinite loop.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the factorial of 0 defined as?
0
N/A
Undefined
1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the factorial of a number greater than 0 defined?
n - (n-1)!
n + (n-1)!
n * (n-1)!
n / (n-1)!
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