gs gs128 Java Classes Methods - Java Recursion - Quiz No.1
gs gs128 Java Quiz
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Question 1: What is Recursion in Java?
Recursion is a class
Recursion is a process of defining a method that calls other methods repeatedly
Recursion is a process of defining a method that calls itself repeatedly
Recursion is a process of defining a method that calls other methods which in turn call again this method
Question 3: Which of these will happen if recursive method does not have a base case?
An infinite loop occurs
System stops the program after some time
After 1000000 calls it will be automatically stopped
None of the mentioned
Question 4: Which of these is not a correct statement?
A recursive method must have a base case
Recursion always uses stack
Recursive methods are faster than programmer’s written loop statement that calls the function iteratively
Recursion is managed by Java Runtime environment
Question 5: Which of these packages contains the exception Stack Overflow in Java?
java.lang
java.util
java.io
java.system
Question 6: What will be the output of the following Java program?
class recursion { int func (int n) { int result; result = func (n - 1); return result; } } class Output { public static void main(String args[]) { recursion obj = new recursion() ; System.out.print(obj.func(12)); } }
0
1
Compilation Error
Runtime Error
