Collections method sort that accepts a List as an argument. It sorts the List elements, which must implement the __________ interface.

a. Comparable.
b. Comparator.
c. Compare.
d. Ordering.

A

Computer Science & Information Technology

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In the array implementation of the queue, if the number of elements used drops to 25% of the capacity, why can’t we immediately just reduce the capacity to one half?

A. There may be too many elements in the queue. B. The queue may be wrapping around the array. C. It would be faster to make some element adjustments first. D. If the array is reduced to one-half its capacity, there may be memory leak for some of the elements.

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What is the incorrect action and why does it occur?

Specification: Ask the user for a character array and then reverse the characters. If the user entered Hello World, the new string would read dlroW olleH. ``` #include using namespace std; int main() { char saying[50],revSaying[50]; int i; cout << ”\nEnter a saying.”; cin.getline(saying,50); for(i = 0; i< 50; ++i) { revSaying[i] = saying[50-i]; } return 0; } ```

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The hardest method for searching is to use the Search box.?

Answer the following statement true (T) or false (F)

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What is an unnormalized design, and how do you convert an unnormalized design to 1NF? In your answer, refer to specific pages and figures in this chapter.

What will be an ideal response?

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