Show  the output of the following program when it run from command line using the following command ( line numbers are not a feature of  a code) : java Test I have a dream 1: public class Test { 4:    for (int i = 0; i < args.length; i++) 7: }

Choose the valid identifiers from those listed below

Use a switch statement to rewrite the following if statement // Find interest rate based on year if (numOfYears == 7)    annualInterestRate = 7.25; else if (numOfYears == 15)    annualInterestRate = 8.50; else if (numOfYears == 30)    annualInterestRate = 9.0; else { System.out.println(“Wrong number of years”); System.exit(0); }

What is the output of running the class C. Q34.jpg

Does the following segment of a code compile? Explain why it does or why it doesn’t compile. Q21.jpg

Show and explain the printout of the following segment:  ( line numbers are not a feature of  a code) 1: double[] numbers = {1, 4.3, 5.55, 3.4}; 2: double[] x = new double[numbers.length]; 3: System.arraycopy(numbers, 1, x, 0, 3); 4: for (int i = 0; i < x.length; i++) 5:    System.out.print(x[i] + " ");

Convert the following for loop into a do-while loop int sum = 0; for (int i = 0; i< 100; i++) {   sum += i; }

What will happen if you add the statement System.out.println(5 / 0); to a working main() method?

Add the static keyword in the place of ? if appropriate.  public class Test {  private int count;  public ? void main(String[] args) { … }  public ? int getCount() { return count; }  public ? int factorial(int n) { int result = 1;  for (int i = 1; i

Suppose the following program displays a pane in the stage. What is the output if the user presses the DOWN arrow key? f15g1q34g1.gif