NEW QUESTION NO: 9
Given the code fragment:
Path source = Paths.get ("/data/december/log.txt");
Path destination = Paths.get("/data");
Files.copy (source, destination);
and assuming that the file /data/december/log.txtis accessible and contains:
10-Dec-2014 - Executed successfully
What is the result?
A. A FileAlreadyExistsExceptionis thrown at run time.
B. A file with the name log.txtis created in the /datadirectory and the content of the /data/ december/log.txtfile is copied to it.
C. The program executes successfully and does NOT change the file system.
D. A FileNotFoundExceptionis thrown at run time.
Answer: C

NEW QUESTION NO: 10
Given:
interface Rideable {Car getCar (String name); }
class Car {
private String name;
public Car (String name) {
this.name = name;
}
}
Which code fragment creates an instance of Car?
A. Rideable rider = Car : : new;
Car vehicle = rider.getCar("MyCar");
B. Car auto = Car ("MyCar"): : new;
C. Car vehicle = Rideable : : new : : getCar("MyCar");
D. Car auto = Car : : new;
Car vehicle = auto : : getCar("MyCar");
Answer: A

NEW QUESTION NO: 11
Given the records from the Employeetable:

and given the code fragment:
try {
Connection conn = DriverManager.getConnection (URL, userName, passWord); Statement st = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,
ResultSet.CONCUR_UPDATABLE);
st.execute("SELECT*FROM Employee");
ResultSet rs = st.getResultSet();
while (rs.next()) {
if (rs.getInt(1) ==112) {
rs.updateString(2, "Jack");
}
}
rs.absolute(2);
System.out.println(rs.getInt(1) + " " + rs.getString(2));
} catch (SQLException ex) {
System.out.println("Exception is raised");
}
Assume that:
The required database driver is configured in the classpath.
The appropriate database accessible with the URL, userName, and passWordexists.
What is the result?
A. The Employee table is updated with the row:
1 12 Jack
and the program prints:
1 12 Jerry
B. The Employee table is not updated and the program prints:
1 12 Jerry
C. The Employee table is updated with the row:
1 12 Jack
and the program prints:
1 12 Jack
D. The program prints Exception is raised.
Answer: D

NEW QUESTION NO: 12
Given:
1 . abstract class Shape {
2 . Shape ( ) { System.out.println ("Shape"); }
3 . protected void area ( ) { System.out.println ("Shape"); }
4 . }
5 .
6 . class Square extends Shape {
7 . int side;
8 . Square int side {
9 . /* insert code here */
1 0. this.side = side;
1 1. }
1 2. public void area ( ) { System.out.println ("Square"); }
1 3. }
1 4. class Rectangle extends Square {
1 5. int len, br;
1 6. Rectangle (int x, int y) {
1 7. /* insert code here */
1 8. len = x, br = y;
1 9. }
2 0. void area ( ) { System.out.println ("Rectangle"); }
2 1. }
Which two modifications enable the code to compile?
A. At line 17, insert super (); super.side = x;
B. At line 12, remove public
C. At line 1, remove abstract
D. At line 20, use public void area ( ) {
E. At line 17, insert super (x);
F. At line 9, insert super ( );
Answer: B,E

NEW QUESTION NO: 13
Given:
class RateOfInterest {
public static void main (String[] args) {
int rateOfInterest = 0;
String accountType = "LOAN";
switch (accountType) {
case "RD";
rateOfInterest = 5;
break;
case "FD";
rateOfInterest = 10;
break;
default:
assert false: "No interest for this account"; //line n1
}
System.out.println ("Rate of interest:" + rateOfInterest);
}
}
and the command:
java -ea RateOfInterest
What is the result?
A. An AssertionError is thrown.
B. Rate of interest: 0
C. No interest for this account
D. A compilation error occurs at line n1.
Answer: C

NEW QUESTION NO: 14
Which two statements are true about localizing an application?
A. Support for new regional languages does not require recompilation of the code.
B. Textual elements (messages and GUI labels) are hard-coded in the code.
C. Language and region-specific programs are created using localized data.
D. Resource bundle files include data and currency information.
E. Language codes use lowercase letters and region codes use uppercase letters.
Answer: A,E
Explanation/Reference:
Reference: http://docs.oracle.com/javase/7/docs/technotes/guides/intl/

NEW QUESTION NO: 15
Given:
public class Canvas implements Drawable {
public void draw () { }
}
public abstract class Board extends Canvas { }
public class Paper extends Canvas {
protected void draw (int color) { }
}
public class Frame extends Canvas implements Drawable {
public void resize () { }
}
public interface Drawable {
public abstract void draw ();
}
Which statement is true?
A. Framedoes not compile.
B. Paperdoes not compile.
C. All classes compile successfully.
D. Boarddoes not compile.
E. Drawabledoes not compile.
Answer: B

NEW QUESTION NO: 16
Given the code fragment:
List<String> listVal = Arrays.asList("Joe", "Paul", "Alice", "Tom");
System.out.println (
// line n1
);
Which code fragment, when inserted at line n1, enables the code to print the count of string elements whose length is greater than three?
A. listVal.stream().filter(x -> x.length()>3).mapToInt(x -> x).count()
B. listVal.stream().peek(x -> x.length()>3).count().get()
C. listVal.stream().map(x -> x.length()>3).count()
D. listVal.stream().filter(x -> x.length()>3).count()
Answer: B

NEW QUESTION NO: 17
Given the code fragment:
List<String> nL = Arrays.asList("Jim", "John", "Jeff");
Function<String, String> funVal = s -> "Hello : ".contact(s);
nL.Stream()
. map(funVal)
. peek(System.out::print);
What is the result?
A. Hello : Jim Hello : John Hello : Jeff
B. Jim John Jeff
C. A compilation error occurs.
D. The program prints nothing.
Answer: C

NEW QUESTION NO: 18
Given the code fragment:
class CallerThread implements Callable<String> {
String str;
public CallerThread(String s) {this.str=s;}
public String call() throws Exception {
return str.concat("Call");
}
}
and
public static void main (String[] args) throws InterruptedException,
ExecutionException
{
ExecutorService es = Executors.newFixedThreadPool(4); //line n1
Future f1 = es.submit (newCallerThread("Call"));
String str = f1.get().toString();
System.out.println(str);
}
Which statement is true?
A. The program prints Call Calland does not terminate.
B. An ExecutionExceptionis thrown at run time.
C. The program prints Call Calland terminates.
D. A compilation error occurs at line n1.
Answer: A

NEW QUESTION NO: 19
Given the code fragment:
Stream<Path> files = Files.walk(Paths.get(System.getProperty("user.home"))); files.forEach (fName -> { //line n1
try {
Path aPath = fName.toAbsolutePath(); //line n2
System.out.println(fName + ":"
+ Files.readAttributes(aPath,
Basic.File.Attributes.class).creationTime
( ));
} catch (IOException ex) {
ex.printStackTrace();
});
What is the result?
A. All files and directories under the home directory are listed along with their attributes.
B. A compilation error occurs at line n1.
C. A compilation error occurs at line n2.
D. The files in the home directory are listed along with their attributes.
Answer: A

NEW QUESTION NO: 20
Given the code fragment:
public static void main (String[] args) throws IOException {
BufferedReader brCopy = null;
try (BufferedReader br = new BufferedReader (new FileReader
( "employee.txt"))) { //
line n1
br.lines().forEach(c -> System.out.println(c));
brCopy = br; //line n2
}
brCopy.ready(); //line n3;
}
Assume that the ready method of the BufferedReader, when called on a closed BufferedReader, throws an exception, and employee.txt is accessible and contains valid text.
What is the result?
A. A compilation error occurs at line n3.
B. A compilation error occurs at line n1.
C. A compilation error occurs at line n2.
D. The code prints the content of the employee.txtfile and throws an exception at line n3.
Answer: B
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