Computer Science
Which of the following statements is false about recursion?
- Every recursive function must have a base case.
- Infinite recursion can occur if the base case isn't properly mentioned.
- A recursive function makes the code easier to understand.
- Every recursive function must have a return value.
Python Functions
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Answer
Every recursive function must have a return value.
Reason — The statement "Every recursive function must have a return value" is false because recursive functions in Python don't necessarily have to return a value.
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Which is the most appropriate definition for recursion?
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Fill in the line of code for calculating the factorial of a number:
def fact(num): if num == 0: return 1 else: return...............- num*fact (num-1)
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- num* (num-1)
- fact (num) *fact (num-1)
What is the output of the following snippet?
def fun(n): if (n > 100): return n - 5 return fun (fun (n+11) ) print(fun(45))- 50
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What happens if the base condition isn't defined in recursive programs?
- Program gets into an infinite loop
- Program runs once
- Program runs n number of times, where n is the argument given to the function
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