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INTERVIEW QUESTIONS CERTIFICATION EXAMS SUN CERTIFIED JAVA DEVELOPER DETAILS
Question :

Given:
10. class Nav{
11. public enum Direction { NORTH, SOUTH, EAST, WEST }
12. }
13. public class Sprite{
14. // insert code here
15. }
Which code, inserted at line 14, allows the Sprite class to compile?
A. Direction d = NORTH;
B. Nav.Direction d = NORTH;
C. Direction d = Direction.NORTH;
D. Nav.Direction d = Nav.Direction.NORTH;


Category Sun Certified Java Developer Interview Questions
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Answers:

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D:Nav.Direction d = Nav.Direction.NORTH;

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View Answer
Given:
11. public class Barn {
12. public static void main(String[] args) {
13. new Barn().go("hi", 1);
14. new Barn().go("hi", "world", 2);
15. }
16. public void go(String... y, int x) {
17. System.out.print(y[y.length - 1] + " ");
18. }
19. }
What is the result?
A. hi hi
B. hi world
C. world world
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E. An exception is thrown at runtime.

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Given:
11. public abstract class Shape {
12. private int x;
13. private int y;
14. public abstract void draw();
15. public void setAnchor(int x, int y) {
16. this.x = x;
17. this.y = y;
18. }
19. }
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A. public class Circle implements Shape {
private int radius;
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B. public abstract class Circle extends Shape {
private int radius;
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Given:
1. public class Threads4 {
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Given:
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QUESTION 3
Given:
7. void waitForSignal() {
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Which two statements are true? (Choose two.)
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E. It is possible for a single-threaded application to deadlock if synchronized blocks are used incorrectly.
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Given:
1. public class Threads2 implements Runnable {
2.
3. public void run() {
4. System.out.println("run.");
5. throw new RuntimeException("Problem");
6. }
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