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ECET 370 Week 4 Quiz

ECET 370 Week 4 Quiz

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Author: Harvey Maxwell
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1. (TCO 4) Which of the following functions grows at a slower rate than the rest?
2. (TCO 4) Algorithms can be described using ____
3. (TCO 4) The running time of an algorithm is _____.
4. (TCO 4) The following function returns the _____ of the array elements.
int mystery(int a[], int n)
{
int x=a[0];

for (int i=1; i
if (x < a[i])="" x="">

return x;
5. (TCO 5) Consider the recursive function below:
int RecFunction(int n){ if (n==0) return 0; else return RecFunction(n-1) + n;}
6. (TCO 5) Consider the function below:

long x(int n)
{
if (n == 1) return 1;
else return n*x(n-1);
}

What will be displayed by the cout statement cout < x(5)="">< endl;="">
7. (TCO 5) The bubble sort algorithm uses a(n) _____ number of steps.
8. (TCO 5) A method that performs very well in practice, even though its worst-case running time is quadratic, is __________.
9. (TCO 4) The running time of an algorithm to find the maximum of a collection of n numbers stored in an array is __________
10. (TCO 5) Consider the recursive function below:

long myFunction(int x)
{
if (x==0 || x==1) return x;
else return myFunction(x-1) + myFunction(x-2);
}

What will be displayed by System.out.println(myFunction(3));?
11. (TCO 5) The running time of merge sort is _________


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