310-025 Sun - Braindumps.com.ua: question list for "Sun Certified Java Programmer", page: 11

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Sun 310-025: Sun Certified Java Programmer

#101. Exhibit:

 1. public class X { 
 2. public static void main (String[]args) { 
 3. string s = new string (“Hello”); 
 4. modify(s); 
 5. System.out.printIn(s); 
 6. } 
 7. 
 8. public static void modify (String s) { 
 9. s += “world!”; 
 10. } 
 11. }

What is the result?

#102. Which two are equivalent? (Choose Two)

#103. Exhibit:

 1. public class X { 
 2. public static void main (String[]args) { 
 3. int [] a = new int [1] 
 4. modify(a); 
 5. System.out.printIn(a[0]); 
 6. } 
 7. 
 8. public static void modify (int[] a) { 
 9. a[0] ++; 
 10. } 
 11. }

What is the result?

#104. Given:

 13. public class Foo { 
 14. public static void main (String [] args) { 
 15. StringBuffer a = new StringBuffer (“A”); 
 16. StringBuffer b = new StringBuffer (“B”); 
 17. operate (a,b); 
 18. system.out.printIn{a + “,” +b}; 
 19. ) 
 20. static void operate (StringBuffer x, StringBuffer y) { 
 21. y.append {x}; 
 22. y = x; 
 23. ) 
 24. }

What is the result?

#105. Given:

 1. public class X { 
 2. public static void main (String[] args) { 
 3. byte b = 127; 
 4. byte c = 126; 
 5. byte d = b + c; 
 6. } 
 7. }

Which statement is true?

#106. Given:

 1. public class WhileFoo { 
 2. public static void main (String []args) { 
 3. int x= 1, y = 6; 
 4. while (y--) {x--;} 
 5. system.out.printIn(“x=” + x “y =” + y); 
 6. } 
 7. }

What is the result?

#107. Given:

 1. public class Foo { 
 2. private int val; 
 3. public foo(int v) (val = v;) } 
 4. public static void main (String [] args) { 
 5. Foo a = new Foo (10); 
 6. Foo b = new Foo (10); 
 7. Foo c = a; 
 8. int d = 10; 
 9. double e = 10.0; 
 10. } 
 11. }

Which three logical expression evaluate to true? (Choose Three)

#108. Exhibit:

 1. public class X { 
 2. private static int a; 
 3. 
 5. public static void main (String[] args) { 
 6. modify (a); 
 7. } 
 8. 
 9. public static void modify (int a) { 
 10. a++; 
 11. } 
 12.}

What is the result?

#109. Exhibit:

 1. public class Test { 
 2. public static void replaceJ(string text) { 
 3. text.replace (‘j’, ‘l’); 
 4. } 
 5. 
 6. public static void main(String args[]) { 
 7. string text = new String (“java”) 
 8. replaceJ(text); 
 9. system.out.printIn(text); 
 10. } 
 11.}

What is the result?

#110. Which two are equivalent? (Choose Two)

[1] ... [11] [12] [13] [14] [15] [16]

gen. 0.25

Server date 05:51 10-01-2009

Sun 310-025

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