
Alcance de Variables en Java
Authored by Ismael Ismael
Computers
Professional Development
Used 3+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué es el alcance de una variable?
El valor máximo que puede tener
Las partes del código donde es accesible
La longitud del nombre
La clase en la que se define
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Podemos tener el mismo nombre de variable declarado en 2 funciones diferentes dentro de la misma clase?
Sí
No
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Podemos declarar una variable dentro de un método con el mismo nombre de uno de los argumentos del método?
public void test(String texto) {
String texto = "Ejemplo";
}
Sí
No
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Podemos declarar una variable dentro de un método con el mismo nombre de una de las variables declaradas a nivel de objeto (i.e, declarada fuera de los métodos)?
public String texto;
public void test(String texto) {
}
Sí
No
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cómo podemos acceder a la variable "texto" del objeto dentro del método "test"?
public String texto;
public void test(String texto) {
}
super.texto;
this.texto
parent.texto
global.texto
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué valor modifica el método main?
Da error por no conocer la variable
El valor de la variable "description"
Crea una variable de clase "description"
Crea una variable local "description"
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué hace el método "setDescription"?
Asigna a la variable de objeto "description" el valor que recibe
Crea la variable "description" con el valor que recibe
Asigna a la variable que recibe su propio valor
Asigna a la variable "description" del padre de la clase el valor que recibe
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