Author Question: The java.util.Calendar and java.util.GregorianCalendar classes are introduced in Chapter 11. Analyze ... (Read 127 times)

soccerdreamer_17 · **on:** May 6, 2020

Question 1

Which of the following statements are correct?
◦ Object i = 4.5;
◦ Double i = 4.5;
◦ Number i = 4.5;
◦ Integer i = 4.5;

Question 2

The java.util.Calendar and java.util.GregorianCalendar classes are introduced in Chapter 11.
Analyze the following code.

1. import java.util.*;
2. public class Test {

3.	public static void main(String[] args) {

4.	Calendar[] calendars = new Calendar[10];

5.	calendars[0] = new Calendar();

6.	calendars[1] = new GregorianCalendar();

7.

}

8. }

◦ The program has a compile error on Line 5 because java.util.Calendar is an abstract class.
◦ The program has a compile error on Line 6 because Calendar[1] is not of a GregorianCalendar type.
◦ The program has a compile error on Line 4 because java.util.Calendar is an abstract class.
◦ The program has no compile errors.

kaykay69 · **Reply #1 on:** May 6, 2020

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