Oracle Java SE 7 Programmer II - 1Z1-804 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Given:

What is the result?

A. Compilation fails due to an error on line 1. B. Compilation fails due to an error on line 2. C. Compilation fails due to an error on line 8. D. Compilation fails due to an error on line 3. E. Compilation succeeds. F. Compilation fails due to an error on line 4.

Discussion 0

Correct Answer: E Vote an answer

Question 2

Given:
import java.util.concurrent.atomic.AtomicInteger;
public class AtomicCounter {
private AtomicInteger c = new AtomicInteger(0);
public void increment() {
// insert code here
}
}
Which line of code, inserted inside the increment () method, will increment the value of c?

A. c = c+1; B. c.addAndGet(); C. c.getAndIncrement (); D. c++;

Discussion 0

Correct Answer: C Vote an answer

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Question 3

Given:

What is the result?

A. Compilation fails B. Quiz Quiz C. Quiz Event D. Event Event E. Event Quiz

Discussion 0

Correct Answer: A Vote an answer

Question 4

Given:

Which statement will iterate through Direction?

A. for (Direction d : Direction.asArray()){
//
} B. for (Direction d : Direction.iterator()){
//
} C. for (Direction d : Direction.values()){
//
} D. for (Direction d : Direction.asList()){
//
}

Discussion 0

Correct Answer: C Vote an answer

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Question 5

Given: And the commands: javac Counter.java java ea Counter

What is the result?

A. Compilation fails B. 3 C. AssertionError is thrown at runtime D. 2 E. NullPointException is thrown at runtime

Discussion 0

Correct Answer: B Vote an answer

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Question 6

Which four are syntactically correct?

A. package abc; package def; import Java.util . * ; public class Test { } B. package abc; public class test {} C. package abc; import Java.util.*; import Java.util.regex.* ; public class Test { } D. import java.util.*; public class Test{} E. package abc; import java.util. *; public class Test{} F. public class Test{} package abc; import java.util.*{} G. import Java.util.*; package abc; public class Test {} H. package abc; public class Test {} import Java.util.* ;

Discussion 0

Correct Answer: B,C,D,E Vote an answer