A continuación tienes las preguntas relacionadas con este capítulo del curso.
Cuestionario 15. 1Z0-808
Cuestionario Summary
0 de 6 preguntas completadas
Preguntas:
Información
You have already completed the cuestionario before. Hence you can not start it again.
Cuestionario is loading…
You must sign in or sign up to start the cuestionario.
En primer lugar debes completar esto:
Resultados
Resultados
0 of 6 questions answered correctly
Your time:
El tiempo ha pasado
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Categorías
- Sin categorizar 0%
- 1
- 2
- 3
- 4
- 5
- 6
- Current
- Revisar
- Respondido/a
- Correcto
- Incorrecto
- Pregunta 1 de 6
1. Pregunta
Given the code fragment:
public static void main(String[] args) { boolean opt = true; switch (opt) { case true: System.out.print("True"); break; default: System.out.print("***"); } System.out.println("Done"); }
Which modification enables the code fragment to print TrueDone?
CorrectoIncorrecto - Pregunta 2 de 6
2. Pregunta
Given the following main method:
public static void main(String[] args) { int num = 5; do { System.out.print(num-- + " "); } while (num == 0); }
What is the result?
CorrectoIncorrecto - Pregunta 3 de 6
3. Pregunta
Given the code fragment:
int x = 100; int a = x++; int b = ++x; int c= x++; int d =(a
What is the result?
CorrectoIncorrecto - Pregunta 4 de 6
4. Pregunta
Given:
public class Test { public static void main(String[] args) { String[][] chs = new String[2][]; chs[0] = new String[2]; chs[1] = new String[5]; int i = 97; for (int a = 0; a < chs.length; a++) { for (int b = 0; b < chs.length; b++) { chs[a][b] = "" + i; i++; } } for (String[] ca : chs) { for (String c : ca) { System.out.print(c + " "); } System.out.println(); } } }
What is the result?
CorrectoIncorrecto - Pregunta 5 de 6
5. Pregunta
Given the code fragment:
public class Employee { String name; boolean contract; double salary; Employee() { // line n1 } public String toString() { return name + ":" + contract + ":" + salary; } public static void main(String[] args) { Employee e = new Employee(); // line n2 System.out.print(e); } }
Which two modifications, when made independently, enable the code to print joe:true:100.0?
CorrectoIncorrecto - Pregunta 6 de 6
6. Pregunta
View the exhibit:
public class Student { public String name = ""; public int age = 0; public String major = "Undeclared"; public boolean fulltime = true; public void display() { System.out.println("Name: " + name + " Major: " + major); } public boolean isFullTime() { return fulltime; } }
Which line of code initializes a student instance?
CorrectoIncorrecto