Answer to Question #108201 in Java | JSP | JSF for Lavi

Question 1. Write True or False for each of the following statements.(corecct if fales):

  1. If a method does not return a value, the return value type must be static.
  2. The expression !(true || true && false || !true) is evaluated to true.
  3. Every array has a length that specifies the number of elements in the array.
  4. It is possible for the body of a do-while statement to never be executed.
  5. The statement import java.*.*; is valid if placed at the very top of a Java source file.
  6. The expression s.indexOf(",") returns the position of a comma in s, a String object.
  7. The following statement System.out.print("Hi".compareTo("Hi") == 0); is correct.
  8. The switch selection structure must end with the default case.
  9. Variables declared in the body of a particular method are known as local variables.
  10. int array = new int[10]; creates an integer array of size 10
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1-If a method does not return a value, the return value type must be static.

False

2-The expression !(true || true && false || !true) is evaluated to true.

False

3-Every array has a length that specifies the number of elements in the array.

True

4-It is possible for the body of a do-while statement to never be executed.

False (the body of the do-while method is always executed at least 1 time)

5-The statement import java.*.*; is valid if placed at the very top of a Java source file.

True

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