Week1Mock1MCQ38
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// import java.util.*;
public class Main {
/*
Answer Key: (E) Both (B) and (C)
(B) Change lines 3 and 4 to:
3 if (x == 1)
4 return b;
(C) Change line 6 to:
6 return b * pow(b, x - 1);
// Typo: mystery should be pow
*/
public static double pow(double b, int x)
{
if (x == 1)
return b;
else
return b * pow(b, x - 1);
}
public static void main(String[] args) {
// Harbor, Week 1, Mock 1, PR_PracticeTest_1.pdf
// AP CS A
// MCQ 38
int power = 3;
double b = 2.0;
System.out.println(pow(b, power));
// Output: 2.0^3 = 8.0
}
}
Java
INFO