To enter a blank line into a document, press ____ without typing any text on the line.
A. COMMAND
B. PAGE UP
C. RETURN
D. FN-PAGE UP
Answer: C
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How much faster is insertion sort with a 15-element array than with a 60-element array?
a. 60 times. b. 4 times. c. 15 times. d. 19 times.
Most slide layouts do not include any placeholders.
Answer the following statement true (T) or false (F)
What sorting algorithm is implemented by the following function?
public class another { public void sort(int arr[], int begin, int end) { if (begin < end) { int partitionIndex = partition(arr, begin, end); sort(arr, begin, partitionIndex-1); sort(arr, partitionIndex+1, end); } } } a. Quick sort b. Bubble Sort c. Merge sort d. Selection sort
If you enter 1 2 3, when you run this program, what will be the output?
``` import java.util.Scanner; public class Test1 { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.print("Enter three numbers: "); double number1 = input.nextDouble(); double number2 = input.nextDouble(); double number3 = input.nextDouble(); // Compute average double average = (number1 + number2 + number3) / 3; // Display result System.out.println(average); } } ``` a. 1.0 b. 2.0 c. 3.0 d. 4.0