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Q121. - (Topic 1) 

Given: 

3.

 int calc() { 

4.

 long x = 40L; 

5.

 int i = 30; 

6.

 i = x; 

7.

 System.out.println("result is: " + i); 

8.

 } 

What is the result of calling calc()? 

A. Compilation fails because of an error at line 6. 

B. Compilation fails because of an error at line 4. 

C. result is: 40 

D. result is: 30 

Answer:


Q122. - (Topic 1) 

Click the Exhibit button. 

Which two are true? (Choose two.) 

A. foo is an operation 

B. foo is an attribute 

C. foo is private 

D. foo is public 

Answer: B,D 


Q123. - (Topic 2) 

Which two classes make valid use of the ArrayList class in package java.util? (Choose two.) 

A. package java.util; 

public class Test { 

public static void main(String args[]) { 

ArrayList list = new ArrayList(); 

B. import java.util.ArrayList; 

public class Test { 

public static void main(String args[]) { 

ArrayList list = new ArrayList(); 

C. import java.util; 

public class Test { 

public static void main(String args[]) { 

ArrayList list = new ArrayList(); 

D. public class Test import java.util.ArrayList { 

public static void main(String args[]) { 

ArrayList list = new ArrayList(); 

E. public class Test { 

public static void main(String args[]) { 

java.util.ArrayList list = new java.util.ArrayList(); 

F. package java.util.ArrayList; 

public class Test { 

public static void main(String args[]) { 

ArrayList list = new ArrayList(); 

Answer: B,E 


Q124. - (Topic 1) 

Which two are true about the java and javac commands? (Choose two.) 

A. java -classpath lets you specify one or more directories to be used by the JVM to locate class files. 

B. java -version will print the version of the JVM. 

C. java -classpath will print the classpath used by the JVM. 

D. javac -version will print the OS version for the machine on which the JDK is installed. 

E. javac -D lets you specify the destination directory for the compiled class files. 

Answer: A,B 


Q125. - (Topic 1) 

Given: 

1.

 public abstract class Wow { 

2.

 private int wow; 

3.

 public Wow(int wow) { 

4.

 this.wow = wow; 

5.

 } 

6.

 public void wow() { } 

7.

 private void wowza() { } 

8.

 } 

Which is true about the class Wow? 

A. It does NOT compile because an abstract class must have at least one abstract method. 

B. It does NOT compile because an abstract class CANNOT have instance variables. 

C. It compiles without error. 

D. It does NOT compile because an abstract class CANNOT have private methods. 

E. It does NOT compile because an abstract class must have a constructor with no arguments. 

Answer:


Q126. - (Topic 1) 

Given: 

1.

 class Test { 

2.

 public static void main(String args[]) { 

3.

 int i = 1; 

4.

 while (i-- > 1) { 

5.

 System.out.println("i : " + i); 

6.

 } 

7.

 } 

8.

 } 

What is the result? 

A. i : 1 

B. i : -1 

C. i : 0 

D. No output is produced. 

E. Compilation fails. 

Answer:


Q127. - (Topic 1) 

Click the Exhibit button. 

Which two are true? (Choose two.) 

A. A Flux knows with which Grok it is associated. 

B. A Grok knows with which Flux it is associated. 

C. Deleting a Grok will cause a Plu to be deleted. 

D. Deleting a Plu will cause a Grok to be deleted. 

E. Deleting a Snip will cause its associated Grok to be deleted. 

F. Any Grok associated with a Flux must be deleted when the Flux is deleted. 

Answer: A,C 


Q128. - (Topic 1) 

A J2EE programmer is developing components to encapsulate the business logic in a multitier web-based application. Which J2EE technology is appropriate? 

A. JMS 

B. JNDI 

C. JAX-RPC 

D. EJB 

E. servlets 

Answer:


Q129. - (Topic 1) 

Which two are associated with the web tier in a J2EE web-based application? (Choose two.) 

A. servlets 

B. JAX-RPC 

C. JMS 

D. entity beans 

E. JSP 

Answer: A,E 


Q130. - (Topic 2) 

Which three are char literals? (Choose three.) 

A. 'C' 

B. "C" 

C. 'ABC' 

D. '\uF00D' 

E. '\n' 

F. /C/ 

Answer: A,D,E