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READ Free Dumps For Oracle- 1z0-804





Question ID 21429

Given:
public class Task {
String title;
static class Counter {
int counter = 0;
void increment() { counter++; }
}
public static void main(String[] args) {
// insert code here
}
}
Which statement, inserted at line 8, enables the code to compile?

Option A

new Task().new Counter().increment();

Option B

new Task().Counter().increment();

Option C

new Task.Counter().increment();

Option D

Task.Counter().increment();

Option E

Task.Counter.increment();

Correct Answer C
Explanation


Question ID 21430

Which represents part of a DAO design pattern?

Option A

interface EmployeeDAO {
int getID();
Employee findByID (intid);
void update();
void delete();
}

Option B

class EmployeeDAO {
int getID() { return 0;}
Employee findByID (int id) { return null;}
void update () {}
void delete () {}
}

Option C

class EmployeeDAO {
void create (Employee e) {}
void update (Employee e) {}
void delete (int id) {}
Employee findByID (int id) {return id}
}

Option D

interface EmployeeDAO {
void create (Employee e);
void update (Employee e);
void delete (int id);
Employee findByID (int id);
}

Option E

interface EmployeeDAO {
void create (Connection c, Employee e);
void update (Connection c, Employee e);
void delete (Connection c, int id);
Employee findByID (Connection c, int id);
}

Correct Answer D
Explanation

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