NO.59 Given the code fragments:

and

What is the result?

NO.60 Given:

Which statement is true?

NO.61 Given the code fragments:

and

What is the result?

NO.62 Given the code fragment:

You have been asked to define the ProductCode class. The definition of the ProductCode class must allow c1 instantiation to succeed and cause a compilation error on c2 instantiation.
Which definition of ProductCode meets the requirement?

NO.63 Given the code fragment:
LocalDate valentinesDay =LocalDate.of(2015, Month.FEBRUARY, 14);
LocalDate next15days = valentinesDay.plusDays (15);
LocalDate nextYear = next15days.plusYears(1); // line n1
System.out.println(nextYear);
What is the result?

NO.64

What is the result?

NO.65 Given:
class CheckClass {
public static int checkValue (String s1, String s2) {
return s1 length() – s2.length();
}
}
and the code fragment:
String[] strArray = new String [] {“Tiger”, “Rat”, “Cat”, “Lion”}
//line n1
for (String s : strArray) {
System.out.print (s + ” “);
}
Which code fragment should be inserted at line n1 to enable the code to print Rat Cat Lion Tiger?

NO.66 Given that data.txt and alldata.txt are accessible, and the code fragment:

What is required at line n1 to enable the code to overwrite alldata.txt with data.txt?

NO.67 Given the code fragment:

What is the result?

NO.68 In 2015, daylight saving time in New York, USA, begins on March 8th at 2:00 AM. As a result, 2:00 AM
becomes 3:00 AM.
Given the code fragment:

Which is the result?

NO.69 Given the code fragment:

Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWordexists The Employeetable has a column ID of type integer and the SQL query matches one record.
What is the result?

NO.70 Given:
class FuelNotAvailException extends Exception { }
class Vehicle {
void ride() throws FuelNotAvailException {//line n1
System.out.println(“Happy Journey!”);
}
}
class SolarVehicle extends Vehicle {
public void ride () throws FuelNotAvailException {//line n2
super ride ();
}
}
and the code fragment:
public static void main (String[] args) throws Exception {
Vehicle v = new SolarVehicle ();
v.ride();
}
Which modification enables the code fragment to print Happy Journey!?

NO.71 Which two reasons should you use interfaces instead of abstract classes?

NO.72 Given:
Item table
* ID, INTEGER: PK
* DESCRIP, VARCHAR(100)
* PRICE, REAL
* QUANTITY< INTEGER
And given the code fragment:
9 . try {
1 0. Connection conn = DriveManager.getConnection(dbURL, username, password);
1 1. String query = “Select * FROM Item WHERE ID = 110”;
1 2. Statement stmt = conn.createStatement();
1 3. ResultSet rs = stmt.executeQuery(query);
1 4. while(rs.next()) {
1 5. System.out.println(“ID: ” + rs.getInt(“Id”));
1 6. System.out.println(“Description: ” + rs.getString(“Descrip”));
1 7. System.out.println(“Price: ” + rs.getDouble(“Price”));
1 8. System.out.println(Quantity: ” + rs.getInt(“Quantity”));
1 9. }
2 0. } catch (SQLException se) {
2 1. System.out.println(“Error”);
2 2. }
Assume that:
The required database driver is configured in the classpath.
The appropriate database is accessible with the dbURL, userName, and passWordexists.
The SQL query is valid.
What is the result?

NO.73 Given the code fragment:

Which two code fragments, when inserted at line n1 independently, result in the output PEEK: Unix?

NO.74 Which three statements are benefits of encapsulation?

NO.75 Given:

What is the result?

NO.76 Given the code fragments:

and

What is the result?

NO.77 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?

NO.78 For which three objects must a vendor provide implementations in its JDBC driver?

NO.79 Given the code fragment:

Assume that:
The required database driver is configured in the classpath. The appropriate database is accessible with the dbURL, userName, and passWord exists The Employee table has a column ID of type integer and the SQL query matches one record.
What is the result?

NO.80 Given the records from the STUDENT table:

Given the code fragment:

Assume that the URL, username, and password are valid.
What is the result?

NO.81 Given the following classes:

And given the following main method:

Which two options fail to compile when placed at line n1 of the main method?

NO.82 Given:

and the code fragment:

What is the result?

NO.83 Given:
interface Doable {
public void doSomething (String s);
}
Which two class definitions compile?