
Arreglos en Java
Quiz
•
Computers
•
University
•
Practice Problem
•
Medium
Enoc Najera
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27 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué palabra clave se utiliza para declarar un arreglo en Java?
list
array
new
arreglo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes declaraciones es válida para crear un arreglo de enteros con 5 elementos?
int arr[5];
int[] arr = new int[5];
int arr = new int[5];
int[] arr; arr = {1, 2, 3, 4, 5};
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si un arreglo declarado de la forma:
int[] arr = new int[5];
¿qué pasa si no se inicializa explícitamente?, ¿qué valor tiene cada elemento?
null
1
0
Valor no definido
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el índice del primer elemento de un arreglo en Java?
-1
0
1
Ninguno
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dada la siguiente declaración de un arreglo:
int[] arr = {10, 20, 30, 40, 50};,
¿cuál es el valor de arr[2]?
20
30
40
Error de compilación
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los arreglos en Java pueden tener elementos de diferentes tipos.
Verdadero
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El tamaño de un arreglo en Java puede cambiar después de ser declarado.
Verdadero
Falso
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