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Exam Code:
1Z0-804Exam Name: Java SE 7 Programmer II Exam
One year free update, No help, Full refund!
1Z0-804 Exam Cost Total Q&A: 150 Questions and Answers
Last Update: 09-15,2015
1Z0-804 Exam Questions Detail: 1Z0-804 Exam Cost
Exam Code:
1Z1-804Exam Name: Java SE 7 Programmer II Exam
One year free update, No help, Full refund!
1Z1-804 Exam Cram Total Q&A: 150 Questions and Answers
Last Update: 09-15,2015
1Z1-804 Real Dumps Detail: 1Z1-804 Exam Cram
1Z0-804 Free Demo Download: http://www.braindumpsqa.com/1Z0-804_braindumps.html
NO.1 Given the code fragment:
public class DisplaValues {
public void
printNums (int [] nums){
for (int number: nums)
{
System.err.println(number);
}
}
}
Assume the method printNums
is passed a valid array containing data. Why is this method not
producing
output on the console?
A. There is a compilation error.
B. There is a
runtime exception.
C. The variable number is not initialized.
D. Standard
error is mapped to another destination.
Answer: D
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NO.2 Given the
incomplete pseudo-code for a fork/join framework application:
submit(Data)
{
if(Data.size < SMALL_ENOUGH) {
_________________(Data); // line
x
}
else {
List<Data> x = _________________(Data); // line
Y
for(Data d: x
______________(d); // line z
}
}
And given the
missing methods:
process, submit, and splitInHalf
Which three insertions
properly complete the pseudo-code?
A. Insert submit at line X.
B. Insert
splitInHalf at line X.
C. Insert process at line X.
D. Insert process at
line Y.
E. Insert splitInHalf at line Y.
F. Insert process at line
Z.
G. Insert submit at line Z.
Answer: C,E,G
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NO.3 Given a language code of fr and a country code of FR,
which file name represents a resource
bundle file name that is not the
default?
A. MessageBundle_fr_FR.properties
B.
MessageBundle_fr_FR.profile
C. MessageBundle_fr_FR.xinl
D.
MessageBundle__fr__FR.Java
E. MessageBundle__fr__FR.Locale
Answer:
A
Oracle Braindumps 1Z0-804 exam prep 1Z0-804
NO.4 Which
method would you supply to a class implementing the Callable interface?
A.
callable ()
B. executable ()
C. call ()
D. run ()
E. start
()
Answer: C
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NO.5 Which
two demonstrate the valid usage of the keyword synchronized?
A. interface
ThreadSafe {
synchronized void doIt();
}
B. abstract class ThreadSafe
{
synchronized abstract void doIt();
}
C. class ThreadSafe
{
synchronized static void soIt () {}
}
D. enum ThreadSafe {
ONE,
TWO, Three;
Synchronized final void doIt () {}
}
Answer:
C
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NO.6 Given the existing destination file, a source file only 1000
bytes long, and the code fragment:
public void process (String source, String
destination) {
try (InputStream fis = new
FileInputStream(source);
OutputStream fos = new
FileOutputStream(destination)
) {
byte [] buff = new byte[2014];
int
i;
while ((i = fis.read(buff)) != -1) {
fos.write(buff,0,i); // line
***
}
} catch (IOException e)
{
System.out.println(e.getClass());
}
}
What is the result?
A.
Overrides the content of the destination file with the source file content
B.
Appends the content of the source file to the destination file after a new
line
C. Appends the content of the source file to the destination file
without a break in the flow
D. Throws a runtime exception at
line***
Answer: A
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NO.7 Give:
Class Employee {
public int
checkEmail() {/* . . . */}
public void sendEmail (String email) {/* . . .
*/}
public Boolean validDateEmail(){/* . . . */}
public void printLetter
(String letter) {/* . . . */}
}
Which is correct?
A. Employee takes
advantage of composition.
B. Employee "has-an" Email.
C. Employee "is-a"
LetterPrinter.
D. Employee has low cohesion.
Answer: D
Oracle
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NO.8 Given the code
fragment:
DataFormat df;
Which statement defines a new Dateformat object
that displays the default date format for the UK
Locale?
A. df =
DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale (UK));
B. df =
DateFormat.getdatDataInstance (DateFormat.DEFAULT, UK);
C. df =
DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale.UK);
D. df = new
DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale.UK);
E. df = new
DateFormat.getdatDataInstance (DateFormat.DEFAULT, Locale (UK));
Answer:
C
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