Person
public Person(int id)
public int getid()
public String getContactDetails()
public void setContactDetails(String contactDetails) public String getName()
public void setName(String name)
public Person getPerson(int id) throws Exception
public void createPerson(int id) throws Exception
public Person deletePerson(int id) throws Exception
public void updatePerson(Person p) throws Exception

• A. public int getId ()
  public String getContractDetails ()
  public void getName ()
  public person getPerson (int id) throws Exception
• B. public int getId ()
  public String getContractDetails ()
  public void setContactDetails (String ContactDetails)
  public void getName ()
  public Person setName (String name)
• C. public person getPerson(int id) throws Exception
  public void createPerson (person p) throws exception
  public void deleteperson(int id) throws Exception
  public void updatePerson (Person p) throws Exception
• D. public void setContactDetails(String contactDetails)
  public void setName (String name)

static void addContent () throws Exception {
Path path = Paths.get("D:\\company\\report.txt");
UserPrincipal owner = path.getFileSystem().getUserPrincipalLookupService().lookupPrincipalByName("Bob");
Files.setOwner(path, owner);
// insert code here - Line **
br.write("this is a text message ");
}
System.out.println("success");
}
Assume that the report.txt file exists.

• A. try (BufferWriter br = Files.newBufferedWriter (path, Charset.forName ("UTF - 8"), new
  openOption []
  {StandardOpenOption.CREATE, StandardOpenOption.Append, StandardOpenOption.DSYNC}};}
  {
• B. try (BufferWriter br = Files.newBufferedWriter (path, Charset.forName ("UTF - 8"), new
  openOption [] {StandardOpenOption.APPEND, StandardOpenOption.ASYNC});) {
• C. try (BufferWriter br = Files.newBufferedWriter (path, Charset.forName ("UTF - 8"), new
  openOption []
  {StandardOpenOption.CREATENEW, StandardOpenOption.APPEND,
  StandardOpenOption.SYNC}}
  }
• D. try (BufferWriter br = Files.newBufferedWriter (path, Charset.forName ("UTF - 8"), new
  openOption [] {StandardOpenOption.APPEND, StandardOpenOption.SYNC));){
• E. try (BufferWriter br = Files.newBufferedWriter (path, Charset.forName ("UTF - 8"), new
  openOption [] {StandardOpenOption.APPEND, StandardOpenOption.DSYNC}

public class CustomerApplication {
public static void main (String [] args) {
CustomerDAO custDao = new CustomerDAOMemoryImp1 ();
// . . . other methods
} }

• A. CustomerDAO custDao = CustomerDAO.getInstance();
• B. CustomerDAO custDao = (CustomerDAO) new object();
• C. CustomerDAO custDao = (CustomerDAO) new CustomerDAOmemoryImp1();
• D. CustomerDAO custDao = new customerDAO();
• E. CustomerDAO custDao = CustomerDAOFactory.getInstance();

class Fibonacci extends RecursiveTask<Integer> {
final int n;
Fibonacci (int n) { this.n = n }
Integer compute () {
if (n <= 1)
return n;
Fibonacci f1 = new Fibonacci (n - 1);
f1.fork;
Fibonacci f2 = new Fibonacci (n - 2);
return f2.compute() + f1.join; // Line **
}
}
Assume that line ** is replaced with:
return f1.join() + f2.compute(); // Line **

• A. Option F
• B. Option B
• C. Option A
• D. Option E
• E. Option D
• F. Option C

public class StringApp {
public static void main(String[] args) {
String[] str="Java SE,java EE,Java ME,java FX".split(",");
int count=0;
for(int i=0;i<str.length;i++) {
switch(str[i]) {
case "Java SE":
count++; continue;
case "Java EE":
count++; break;
case "Java ME":
count++; break;
case "Java FX":
count++; break;
}
}
System.out.println("Total match found="+count);
}
}

• A. 1
• B. 4
• C. 3
• D. 2