310-081 Sun - Braindumps.com.ua: question list for "Sun Certified Web Component Developer for the Java 2 Platform, Enterprise Edition 1.4", page: 9

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Sun 310-081: Sun Certified Web Component Developer for the Java 2 Platform, Enterprise Edition 1.4

#81. Which statements about static inner classes are true? (Choose two.)

#82.

 1. public class MyCircle { 
 2. public double radius: 
 3. public double diameter: 
 4. 
 5. public void setRadius(double radius) { 
 6. this.radius = radius: 
 7. this.diameter = radius * 2; 
 8. } 
 9. 
 10. public double getRadius() { 
 11. return radius: 
 12. } 
 13. }

Which statement is true?

#83. Which two are equivalent? (Choose two.)

#84. Which is a valid identifier?

#85. Given:

 1. public class X { 
 2. publie Object m () { 
 3. Object o = new Float ( 23.14F): 
 4. Object [] oa = new Object [1]: 
 5. oa [0] = o: 
 6. o = null; 
 7. return oa [0] 
 8. } 
 9. }

When is the Float object. Created in line 3. eligible for garbage collection?

#86. Given:

 3. int I = I , j = 10; 
 4. do { 
 5. if (i>j) continue: 
 6. j--: 
 7. } while (++<6);

After execution. What are the values for I and j?

#87. Given a header in an HTTP request:
X-Retries:4
Which two retrieve the value of the header from a given ServletRequest request? (Choose two.)

#88. Given:

 String value = getServletContext().GetlnitParameter(“foo”):

in an HttpServlet and a web application deployment descriptor that contains:

 <contex-param> 
 <param-name>foo</param-name> 
 <param-value>frodo</value> 
 <context-param>

Which two are true? (Choose two)

#89. Given:

 1. class BaseClass { 
 2. private float x = 1.0 f; 
 3. protected float getVar() {returnx:} 
 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.)

#90. Given:

 1. public class Foo { 
 2. public static void main (String [] args) { 
 3. int i = l: 
 4. int j = I++; 
 5. if ((i>++j) && (i++ = = j)) { 
 6. i + = j: 
 7. } 
 8. } 
 9. }

What is the final value of i?

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gen. 0.24

Server date 06:28 10-01-2009

Sun 310-081

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