2013年7月25日星期四

SUN 310-025 examen pratique questions et réponses

Choisissez le Pass4Test, choisissez le succès de test SUN 310-025. Bonne chance à vous.


Il y a plusieurs de façons pour réussir le test SUN 310-025, vous pouvez travailler dur et dépenser beaucoup d'argents, ou vous pouvez travailler plus efficacement avec moins temps dépensés.


La Q&A de Pass4Test vise au test Certificat SUN 310-025. L'outil de formation SUN 310-025 offert par Pass4Test comprend les exercices de pratique et le test simulation. Vous pouvez trouver les autres sites de provider la Q&A, en fait vous allez découvrir que c'est l'outil de formation de Pass4Test qui offre les documentaions plus compètes et avec une meilleure qualité.


Le suucès n'est pas loin de vous une fois que vous choisissez le produit de Q&A SUN 310-025 de Pass4Test.


Code d'Examen: 310-025

Nom d'Examen: SUN (Sun Java Certified Programmer)

Questions et réponses: 160 Q&As

Dans cette époque glorieuse, l'industrie IT est devenue bien intense. C'est raisonnable que le test SUN 310-025 soit un des tests plus populaires. Il y a de plus en plus de gens qui veulent participer ce test, et la réussite de test SUN 310-025 est le rêve pour les professionnels ambitieux.


310-025 Démo gratuit à télécharger: http://www.pass4test.fr/310-025.html


NO.1 Given.
1. public class test (

SUN examen   certification 310-025   310-025

NO.2 system.out.printIn(j);

SUN examen   certification 310-025   310-025

NO.3 Given.
1. int index = 1;
2. int [] foo = new int [3]; 10.int bar = foo [index]; 11.int baz = bar + index; What is the result?
A. Baz has the value of 0
B. Baz has the value of 1
C. Baz has the value of 2
D. An exception is thrown.
E. The code will not compile.
Answer.B

SUN examen   certification 310-025   310-025

NO.4 Given.
1. abstract class abstrctIt {
2. abstract float getFloat ();
3. )
4. public class AbstractTest extends AbstractIt {
5. private float f1= 1.0f;
6. private float getFloat () {return f1;}
7. }
What is the result?
A. Compilation is successful.
B. An error on line 6 causes a runtime failure.
C. An error at line 6 causes compilation to fail.
D. An error at line 2 causes compilation to fail.
Answer.C

SUN examen   certification 310-025   310-025

NO.5 Which declaration prevents creating a subclass of an outer class?
A. Static class FooBar{}
B. Private class FooBar{}
C. Abstract public class FooBar{}
D. Final public class FooBar{}
E. Final abstract class FooBar{}
Answer.D

SUN examen   certification 310-025   310-025

NO.6 )
What is the output?
Answer.JAVAJAVA
7.Exhibit.
1. public class test {
2. public static void add3 (Integer i) }
3. int val = i.intValue ( );
4. val += 3;
5. i = new Integer (val);
6. }
7.
8. public static void main (String args [ ] ) {
9. Integer i = new Integer (0);
10. add3 (i);
11. system.out.printIn (i.intValue ( ) );
12. }
13. )
What is the result?
A. Compilation will fail.
B. The program prints "0".
C. The program prints "3".
D. Compilation will succeed but an exception will be thrown at line 3.
Answer.B
8.Given.
1. public class ConstOver {
2. public ConstOver (int x, int y, int z) {
3. }
4. }
Which two overload the ConstOver constructor? (Choose Two)
A. ConstOver ( ) { }
B. Protected int ConstOver ( ) { }
C. Private ConstOver (int z, int y, byte x) { }
D. Public Object ConstOver (int x, int y, int z) { }
E. Public void ConstOver (byte x, byte y, byte z) { }
Answer.A, C
9.Given.
1. public class MethodOver {
2. public void setVar (int a, int b, float c) {
3. }
4. }
Which two overload the setVar method? (Choose Two)
A. Private void setVar (int a, float c, int b) { }
B. Protected void setVar (int a, int b, float c) { }
C. Public int setVar (int a, float c, int b) (return a;)
D. Public int setVar (int a, int b, float c) (return a;)
E. Protected float setVar (int a, int b, float c) (return c;)
Answer.A, C
10.Given.
1. class BaseClass {
2. Private float x = 1.0f ;
3. protected float getVar ( ) ( return x;)
4. }
5. class Subclass extends BaseClass (
6. private float x = 2.0f;
7. //insert code here
8. )
Which two are valid examples of method overriding? (Choose Two)
A. Float getVar ( ) { return x;}
B. Public float getVar ( ) { return x;}
C. Float double getVar ( ) { return x;}
D. Public float getVar ( ) { return x;}
E. Public float getVar (float f ) { return f;}
Answer.B, D
11.Which two demonstrate an "is a" relationship? (Choose Two)
A. public interface Person { } public class Employee extends Person { }
B. public interface Shape { } public class Employee extends Shape { }
C. public interface Color { } public class Employee extends Color { }
D. public class Species { }
public class Animal (private Species species;)
E. interface Component { } Class Container implements Component ( Private Component[ ] children;
)
Answer.D, E
12.Which statement is true?
A. An anonymous inner class may be declared as final.
B. An anonymous inner class can be declared as private.
C. An anonymous inner class can implement multiple interfaces.
D. An anonymous inner class can access final variables in any enclosing scope.
E. Construction of an instance of a static inner class requires an instance of the enclosing outer class.
Answer.D
13.Given.
1. package foo;
2.
3. public class Outer (
4. public static class Inner (
5. )
6. )
Which statement is true?
A. An instance of the Inner class can be constructed with "new Outer.Inner ()"
B. An instance of the inner class cannot be constructed outside of package foo.
C. An instance of the inner class can only be constructed from within the outer class.
D. From within the package bar, an instance of the inner class can be constructed with "new inner()"
Answer.A
14.Exhibit.
1. public class enclosingone (
2. public class insideone{}
3. )
4. public class inertest(
5. public static void main (string[]args)(
6. enclosingone eo= new enclosingone ();
7. //insert code here
8. )
9. )
Which statement at line 7 constructs an instance of the inner class?
A. InsideOnew ei= eo.new InsideOn();
B. Eo.InsideOne ei = eo.new InsideOne();
C. InsideOne ei = EnclosingOne.new InsideOne();
D. EnclosingOne.InsideOne ei = eo.new InsideOne();
Answer.D
15.Exhibit.
1. interface foo {
2. int k = 0;
3. ]
4.
5. public class test implements Foo (
6. public static void main(String args[]) (
7. int i;
8. Test test = new test ();
9. i= cert.k;
10.i= cert.k;
11.i= Foo.k;
12.)
13.)
14
What is the result?
A. Compilation succeeds.
B. An error at line 2 causes compilation to fail.
C. An error at line 9 causes compilation to fail.
D. An error at line 10 causes compilation to fail.
E. An error at line 11 causes compilation to fail.
Answer.A
16.Given.
1. //point X
2. public class foo (
3. public static void main (String[]args) throws Exception {
4. printWriter out = new PrintWriter (new
5. java.io.outputStreamWriter (System.out), true;
6. out.printIn("Hello");
7. }
8. )
Which statement at PointX on line 1 allows this code to compile and run?
A. Import java.io.PrintWriter;
B. Include java.io.PrintWriter;
C. Import java.io.OutputStreamWriter;
D. Include java.io.OutputStreamWriter;
E. No statement is needed.
Answer.A
17.Which two statements are reserved words in Java? (Choose Two)
A. Run
B. Import
C. Default
D. Implement
Answer.B, C
18.Which three are valid declarations of a float? (Choose Three)
A. Float foo = -1;
B. Float foo = 1.0;
C. Float foo = 42e1;
D. Float foo = 2.02f;
E. Float foo = 3.03d;
F. Float foo = 0x0123;
Answer.A, D, F
19.Given.
1. int index = 1;
2. boolean[] test = new Boolean[3];
3. boolean foo= test [index]; What is the result?
A. Foo has the value of 0.
B. Foo has the value of null.
C. Foo has the value of true.
D. Foo has the value of false.
E. An exception is thrown.
F. The code will not compile.
Answer.D

SUN examen   certification 310-025   310-025

NO.7 public static void main (String args[] } (

SUN examen   certification 310-025   310-025

NO.8 You want subclasses in any package to have access to members of a superclass. Which is the most
restrictive access modifier that will accomplish this objective?
A. Public
B. Private
C. Protected
D. Transient
E. No access modifier is qualified
Answer.C

SUN examen   certification 310-025   310-025

NO.9 methodA (0);

SUN examen   certification 310-025   310-025

NO.10 int j = ~i;

SUN examen   certification 310-025   310-025

NO.11 Given.
1. byte [] arry1, array2[];
2. byte array3 [][];
3. byte[][] array4;
If each array has been initialized, which statement will cause a compiler error?
A. Array2 = array1;
B. Array2 = array3;
C. Array2 = array4;
D. Both A and B
E. Both A and C
F. Both B and C
Answer.F

SUN examen   certification 310-025   310-025

NO.12

SUN examen   certification 310-025   310-025

NO.13 )

SUN examen   certification 310-025   310-025

NO.14 BufferReplace (textBuffer);

SUN examen   certification 310-025   310-025

NO.15 }

SUN examen   certification 310-025   310-025

NO.16 )
What is the result?
A. The program prints "0"
B. The program prints "4"
C. The program prints "8"
D. The program prints "12"
E. The code does not complete.
Answer.B
4.Given
1. Public class test (
2. Public static void main (String args[]) (
3. System.out.printIn (6

没有评论:

发表评论